[BRAND NEW] FNIRSI 2C23T ⭐ 2CH Oscilloscope + Multimeter + Function Generator ⭐ Wow!

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  • เผยแพร่เมื่อ 7 มิ.ย. 2024
  • FNIRSI 2C23T was just released and delivers a 2ch oscilloscope, plus a multimeter and a function generator! www.pcbway.com
    🛒 Want to know more about the 2C23T or buy one? See it here: geni.us/fnirsi-2c23t
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    You're awesome! Thank you...
    -------------------------------------------------------------------------------------------------------------------------------------------------------
    00:00 - Intro
    00:35 - Welcome
    01:35 - Feature Highlights
    02:07 - Unboxing & What is delivered
    05:08 - First impressions
    06:23 - Keyboard
    07:46 - Operation - General
    10:28 - Operation - Oscilloscope
    15:23 - Operation - Function generator
    20:01 - Operation - Multimeter
    23:19 - Bandwidth test
    30:41 - Function generator test
    32:35 - Continuity test
    33:58 - Diode test
    35:03 - Resistance test
    36:01 - Capacitance test
    37:41 - DC voltage test (calibrator)
    41:51 - DC voltage test (mV reference board)
    45:50 - AC voltage test
    46:36 - mA test
    49:11 - Conclusion
    -------------------------------------------------------------------------------------------------------------------------------------------------------
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ความคิดเห็น • 199

  • @Latvian3Dman
    @Latvian3Dman 6 หลายเดือนก่อน +3

    Thank You for review!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, glad it was helpful!

  • @three-phase562
    @three-phase562 6 หลายเดือนก่อน +4

    Seems like a pretty decent package. Would be interesting if they did a similar multimeter unit combined with the process calibration functions of the SG-004A. Thanks for the thorough review. 👍👍

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, I don't think that will happen, I don't know in the market something like that, at least in these low budget devices. Thanks for watching.

  • @washerdryeradvicechannel8041
    @washerdryeradvicechannel8041 5 หลายเดือนก่อน +2

    Thanks for sharing

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      HI, my pleasure, glad it was helpful. Thanks for watching.

  • @khuongathebounga4141
    @khuongathebounga4141 6 หลายเดือนก่อน +16

    Thanks for another well detailed review. Can I please make one suggestion for future videos. When testing the scopes bandwidth are you able to also test it by using a square wave as well as your usual sine wave tests. Most scopes will be able to handle a sine wave at its rated bandwidth. But the real test is using a square wave. This is also why most signal/function generators have less bandwidth for a square wave but a higher one for sine waves.
    Thanks Hugo. I really appreciate your effort in making and editing these videos.

    • @thetechgenie7374
      @thetechgenie7374 6 หลายเดือนก่อน +2

      Yes you need typically 10 times the bandwidth plus for square waves. I would like to see a version of this with at least 50 mhz bandwidth and at least two 500msps ADC’s interleave and a proper component tester with ESR and LCR capabilities but wishful thinking. I would pay more even if $150 more for that as would save a few bench space and be a very useful tool to being one of the most tools on the bench and pretty sure it would sell out if made one even at the higher price. A proper component tester would make this a game changer and don’t understand why these Chinese companies have not done one yet? Look at how well the small cheap component testers with ESR well, pretty much most the bigger TH-cam techs use them for repair daily as cheap and gets the job done while taking basically no bench space. Imagine one in one of these oscilloscope multimeter it literally be a game changer.
      Yes I fully understand why Fluke and other big manufacturers haven’t as safety becomes a issue as those meter are targeted for also the industry field where you deal with transients and high currents it for bench techs and engineers that do repairs, designing a LCR/ESR meter is a must and have a decent multimeter with oscilloscope and function generator and component tester with LCR/ESR capabilities would be gold.

    • @khuongathebounga4141
      @khuongathebounga4141 6 หลายเดือนก่อน +1

      @@thetechgenie7374 It would be perfect if they could combine all your suggestions into the scope/multimeter. A proper component tester with ESR and LCR combined into a this scope/meter would be a winner. Plus Like you mentioned, if it had 50Mhz bandwidth I would get one straight away.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +4

      Hi, nice to "see" you again. I will try to give more time to other sine waves, like the square wave. The square wave is really harder to have it properly displayed, thats true. Most of the times is just I forget... Thanks for watching!

    • @juhaszpeter4796
      @juhaszpeter4796 5 หลายเดือนก่อน

      @@khuongathebounga4141
      Personally, I prefer to use a separate ESR LCR meter, rather than one integrated with the multimeter oscilloscope.
      When measuring, the multimeter and the oscilloscope can be easily destroyed.
      You won't lose 1-2 devices because of a silly mistake, but 5 at the same time..
      +You cannot use multiple functions at once, I consider it unnecessary to buy 5 such devices at the same time.
      +As I look at the instruments available on the market, they are small hand-held instruments that are accurate and quite expensive. There is not much information about the release of the Uni-t UT622, but I don't think it will be as accurate as a regular desktop LCR meter. The East Tester ET430 series is not cheap either and how inaccurate it is... Don't get me wrong, I ordered this one.
      I think this 2C23T is unnecessary and a waste of resources.
      It doesn't know more than any other brand, and instead of Fnirsi improving its existing devices, it would develop such a joke category.
      The market is already full of these.
      Don't get me wrong, I also have 10+ Fnirsi devices, from the SG-004A to the USB tester, which I also love. I am not satisfied with two of his devices, one is the 1013D and the other is the DPOX180H.

    • @Rich-on6fe
      @Rich-on6fe 2 หลายเดือนก่อน

      Why is a square wave 'harder'? Because they contain higher frequencies. How do you objectively measure its ability to measure higher frequencies? By putting pure sine waves through it. Higher frequency sine waves will give you the information you're asking for. If you think they won't, you need to rethink your question and what it really means.

  • @EduardoCruz-ur4wq
    @EduardoCruz-ur4wq 6 หลายเดือนก่อน +3

    Parabéns excelente canal, desde já muito tempo que vejo canais com este tipo de temática, e foi hoje a primeira vez que o seu canal apareceu nas recomendações mesmo tendo pesquizado alguns dos equipamentos que já fez review, agora já não me escapa, abraço.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Olá Eduardo, obrigado pelo simpático comentário. Eu tenho ainda o mesmo canal com os videos em Português, mas era demasiado trabalho e tive de me deixar só por fazer em Inglês... é mais universal. Obrigado por assistires e espero "ver-te" por aqui.

  • @icjmartinez6375
    @icjmartinez6375 5 หลายเดือนก่อน +1

    Muchas gracias, un video muy. completo

    • @TechCornerTV
      @TechCornerTV  4 หลายเดือนก่อน

      Hola! Gracias. That's pretty much it that I can write in spanish, can't understand while reading, but can't write more. Thanks so much for the support and kind coment, oh and for watching 😁

  • @serbelna
    @serbelna 6 หลายเดือนก่อน +3

    Nice product presentation! Can you confirm if oscilloscope channels are isolated? Grounds are not common? To measure signals with different references. Thanks!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +2

      Hi, I went to check and yes they are common, ch1, ch2 and signal output, all use same ground. Thanks for watching.

  • @andyturner3056
    @andyturner3056 2 หลายเดือนก่อน +4

    Love mine. Just what I needed for my Arduino projects

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      HI, so glad that you're happy with it. It sucks when we spend money in equipment and in the end we are not satisfied with it. Thanks for watching.

  • @alvarogaitan2529
    @alvarogaitan2529 5 หลายเดือนก่อน +1

    great job and good price

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi Alvaro, I agree with you, well on the price part! The "great job" part, I will just thank you for your kind words and for watching the video.

  • @ashrafkarjiker6888
    @ashrafkarjiker6888 6 หลายเดือนก่อน +2

    Yes I’ve decided to buy this one thanks

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, I hope you enjoy it! Thanks for watching.

  • @thetechgenie7374
    @thetechgenie7374 6 หลายเดือนก่อน +7

    If they put a proper component tester with ESR capabilities and maybe even LCR it be a tool that would use all the time. Even if they increase the price $50 to $100 pretty sure they would sell quite a bit more as I would buy one. It one thing that multimeters don’t have that most pretty sure most of us would like to have. A proper component tester. One of these companies needs to do one already? It would save us bench space.
    I get why Fluke and other known manufacturers haven’t as safety becomes a issue, but for an electronic technician or engineer working with low voltage and current projects on bench would be valuable and not an issue.

    • @khuongathebounga4141
      @khuongathebounga4141 6 หลายเดือนก่อน +3

      I agree with you. If they can combine a proper component tester together with an LCR meter into this scope/multimeter I would buy it straight away. It would help with my limited bench space. The only issue I have with this scope is that the bandwidth of 10Mhz is too low. If it was above 50Mhz it would be a winner.

    • @thetechgenie7374
      @thetechgenie7374 6 หลายเดือนก่อน

      @@khuongathebounga4141 a 50 MHz bandwidth with at least a proper adc 500msps would be the sweet spot.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, there is a very few devices/multimeters that have the LCR function in it, don't know why. Probably the mecanics to allow the measurement of inductors increase the price a lot. The LCR devices are always a bit pricy. Thanks for watching.

  • @Shurko113
    @Shurko113 6 หลายเดือนก่อน +2

    Хороший обзор спасибо 👍👍👍🥇

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, thanks for your nice comment and watching!

  • @Markus2801A
    @Markus2801A 6 หลายเดือนก่อน +1

    Once again, an affordable tool for hobbyists by fnirsi! Thanks for your review and testing this ne device!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi Markus, my pleasure! Thanks for watching.

  •  6 หลายเดือนก่อน +1

    Hi! Thanks for the video.
    For what is the analog scales at the sides?
    Thanks!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi Rogerio, can you point in the video the minute/time, so I can understand what you're talking about? Thanks for watching.

    •  6 หลายเดือนก่อน

      @@TechCornerTV
      Hello my friend,
      thank you for your attention!
      My question is about the instrument, not a specific moment.
      The display shows two numerical analog scales on both sides in addition to the digits. However, I did not see any changes on this scale during measurements. The scale looks static.
      It could just be a reflex problem, but I didn't see the "needle" showing the values.
      Thnaks for beautiful video!

    • @king24km
      @king24km 3 หลายเดือนก่อน

      ​@ update your firmware

  • @GrandePunto8V
    @GrandePunto8V 5 หลายเดือนก่อน +2

    1. Can it record longer "rolling" waveforms, or only what you see on the screen?
    2. Is there a way to export files to the PC computer, and what's the format/resolution of the pictures?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, it can save pictures, not waveforms, so 1) is a no. You can connect to the PC and download the pictures, they are saved in BMP format. Thanks for watching.

  • @paulcohen1555
    @paulcohen1555 6 หลายเดือนก่อน +2

    Seems that the diode tested at 34:05 is a regular Silicon diode, not a Schottky one which would have a much lower voltage drop.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, well, I have to confess that I might be wrong, nowadays even with glasses, I have some difficulty seeing small things and I might have confused. Need to update my glasses. Will be more careful next time. Thanks for watching.

  • @Akeshma
    @Akeshma 6 หลายเดือนก่อน +1

    I just purchased it form AliExpress and waiting it to arrive soon

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, I hope you enjoy it! Thanks for watching.

  • @Latvian3Dman
    @Latvian3Dman 6 หลายเดือนก่อน +1

    So, if you would need to choose one, would it be this FNIRSI, or recent Zeeweii DSO3D12?
    Thank You!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, DSO3D12 is a very nice device and it is in most specs superior to this one. The oscilloscope is 100Mhz and you have also more functions like cursors, XY mode and a few others. This one is more comparable to the Zoyi ZT702S. Thanks for watching.

    • @Latvian3Dman
      @Latvian3Dman 6 หลายเดือนก่อน

      @@TechCornerTV Thank You.

  • @bluewinds10
    @bluewinds10 6 หลายเดือนก่อน +5

    I notice the text in the signal generator says 'NO' and 'OFF ' instead of 'ON' - how does this compare to the Zoyi ZT702S?

    • @einfelder8262
      @einfelder8262 6 หลายเดือนก่อน +2

      That's Chinese for ON.......

    • @sergiotricarico
      @sergiotricarico 6 หลายเดือนก่อน +5

      @@einfelder8262 True. In the next update they will fix the "off" to "foo"

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, it is very similiar to the ZT702S, I think is aimed exactly to the same target audience. In terms of specs and everything, they're pretty much identical. Thanks for watching.

  • @klaus103
    @klaus103 6 หลายเดือนก่อน +1

    I miss a temperature probe in the package as Zoyi ZT702S does have

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, I have one somewhere but didn't found it and was not able to test temp because of it, so, you're right. It's a cheap thing that can be included. Thanks for watching.

  • @sc0or
    @sc0or 6 หลายเดือนก่อน +5

    10% of an accuracy is not “ok”. Thank you that shared this and saved my €90
    But for someone who tests signals from Arduino this device is may be ok

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, there is always someone that this can be a good solution, totally get what you say. In terms of multimeter, all measurements I made are within the specs of the device. Thanks for watching and your comment!

  • @BrunoGomes666
    @BrunoGomes666 2 หลายเดือนก่อน

    I just found your channel. Great video and I subscribed. I'm from Portugal also and I would like to ask a question about pcbway: If I buy from pcbway, will I have do deal with customs? Or, like other big stores outside of the EU, does pcbway charge vat in advance and therefore I won't have to deal with customs? Thanks. Cheers!

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน +1

      Hi Bruno, welcome aboard! It was a long time the last time I had to pay for PCB's, but when I'm ordering, I always select a shipping method that has IOSS, that allow to declare the taxes on the source and not have to wait for customs release. But please inform yourself better, this is my experience. Thanks for watching and I hope to see you around 😁

  • @ivandariojulio4966
    @ivandariojulio4966 6 หลายเดือนก่อน +1

    Hola profe saludos desde Colombia solo le faltó si se conecta al PC para visualizar lo

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hola! I think there is a new firmware available, I probably do a upgrade video and show better the PC connectios. Thanks for watching.

  • @MartyM.
    @MartyM. 6 หลายเดือนก่อน +2

    I appreciate your review. I was interested in this model originally, and it has a great looking display + features, but the 20mV vertical sensitivity of the oscilloscope is a real turn off. Other budget models have 10mV or better. :(

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi Marty, yeah, I don't know why they did that, most of the oscilloscopes have a 10mV minimum. Again, I prefer 20mV accurate and serious, that 10mV announced that after will now work properly on that range. Thanks for watching.

  • @ashrafkarjiker6888
    @ashrafkarjiker6888 6 หลายเดือนก่อน +1

    Does this instrument have an XY mode so you can connect an IV curve tester to it

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hello, this one doesn«t have XY mode, thanks for watching!

  • @user-ze4fh3og5w
    @user-ze4fh3og5w 2 หลายเดือนก่อน +4

    Would you consider this to be better or worse than ZOYI ZT703S? Im looking to buy a multimeter and cant decide?

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      Hi, I think they are mostly identical, maybe this one has some more functions. I'm still waiting for the new ZT703S that should arrive soon, maybe that one can really make a difference. Thanks for watching.

  • @peterwu831
    @peterwu831 3 หลายเดือนก่อน +1

    Vertical sensitivity is at 20mV /div only, which needs to be at least 5mV/div to be useful for audio work.

    • @abijeetrs6522
      @abijeetrs6522 2 หลายเดือนก่อน +1

      Can you please tell which handheld scope would be ideal for audio work according to you ?

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      Hi, really appreciate your input and thanks for sharing and watching.

  • @marcelomigueldasilva7444
    @marcelomigueldasilva7444 5 หลายเดือนก่อน +1

    O melhor osciloscópio que a firnisi construiu, foi o 1c15. Pega o sinal em forma de pacote, tensões fidedignas, sinal de referência, botões de atalho e por aí vai. Obs: ela poderia lançar o 1c15 canal duplo, com a mesma tecnologia, ou sja dois canais. 👏 Pelo vídeo

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Olá Marcelo, peço desculpa por esta resposta atrasada, mas não está fácil responder a todos 😁 eu fiz uma review ao 1C15+ e fiquei muito bem impressionado com ele. Eu gostei muito mesmo do DPOX180H, acho que eles se esforçaram mesmo muito nesse, mas não retira o crédito do que disseste e também penso que o 1C15+ é um bom osciloscópio par ao preço. Obrigado por assistires e comentares.

  • @einfelder8262
    @einfelder8262 6 หลายเดือนก่อน +2

    More than one bug to be fixed. It's a universal feature of all software development today that testing is not done to any satisfactory standard. I was testing manager for many years for a multinational insurance company and testing was done both to prove expected outcomes AND regression testing to make sure new software didn't f*ck production results. Regression testing found MANY faulty upgrade submissions.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, you probably right. Some better testing will prevent a lot of issues. The ones I found are not terrible, but saw in other devices/manufacturers more serious cases. Thanks for watching and your comment!

  • @bekomcar554
    @bekomcar554 5 หลายเดือนก่อน +1

    Will this be good enough for automotive MAF sensor, CKP, CMP, ignition coil testing ?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, I'm really not in the auto electronics or electrical operation, but for other users comments, I think it is. Thanks for watching.

    • @bekomcar554
      @bekomcar554 5 หลายเดือนก่อน

      Thank you for sharing your experiences and insights. Well noted.@@TechCornerTV

  • @darylfortney8081
    @darylfortney8081 4 หลายเดือนก่อน +1

    Would be nice to see a video where you present your favorite device.

    • @TechCornerTV
      @TechCornerTV  3 หลายเดือนก่อน +1

      Hi there, it was added to my todo list. Not sure when will be able to do it, but it's there and will make one. All time favorites or by category, ie. ex. oscilloscopes (all) or bench oscilloscopes and portable, all multimeters or bench multimeters, etc. Thanks for watching.

  • @costamss8539
    @costamss8539 3 หลายเดือนก่อน +1

    Parabéns Hugo 👍pelo teu excelente trabalho nas reviews.
    Podes me recomendar um bom osciloscópio 2 canais até 150€?

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      Olá, peço desculpa pelo atraso na resposta, espero ainda poder ajudar, mas tenho andado algo ausente do canal. Para um orçamento desse valo, eu recomendaria Hanmatek SDS1102 ou qualquer coisa assim, a ultima vez que vi, estava no AliExpress ( www.techcorner.tv/aliexoress ) por 150€. É baseado no Owon com o mesmo modelo, para esse preço é o melhor que se consegue. A CDEK tem o mesmo modelo em preto, gosto bastante, procura por SDS1102, mas sem ser Owon que é mais caro. O preço é idêntico. Obrigado por assistires.

  • @EletronicaeTecnologia
    @EletronicaeTecnologia 6 หลายเดือนก่อน +1

    Muito legal. Ansioso pelo meu... que infelizmente queimou no caminho, mas já providenciei outro. Valeu!

    • @cristian7477
      @cristian7477 6 หลายเดือนก่อน +1

      Ansioso de ver tu revisión y comparación con los otros equipos que ya tienes, este equipo va dar mucho material ✌️

    • @sergiotricarico
      @sergiotricarico 6 หลายเดือนก่อน +1

      Eu até fiquei animado quando vi o preço de R$ 377,00. Logo em seguida veio a decepção de pagar mais R$ 350,00 em impostos. Ou seja, O DOBRO!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      @sergiotricarico Justiça ao fabricante, esse valor é culpa do estado, esse imposto é mesmo muito alto.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      @cristian7477 Hi, can read spaninsh, but writting is a diffreent story 😁 I'm trying to get time for that. Will compare smaller oscilloscopes and those portables on a showdown. Receive two new ones this week and have to do a video on them first. Thanks for watching.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      @EletronicaeTecnologia Olá Daniel, fiquei muito impressionado com o aparelho, existe ali alguns bugs quando usas os dois canais, mas no geral, muito bom. Fico a aguardar o teu vídeo e obrigado pela visualização e comentário 💪

  • @odoohub5010
    @odoohub5010 หลายเดือนก่อน +1

    Is the 10Mhz bandwidth sufficient for measuring mosfets of high frequency power inverters ?

    • @TechCornerTV
      @TechCornerTV  หลายเดือนก่อน

      Hi, never tested in that scenario, but those inverters have frequencies over 10Mhz?? AC in landline use 50/60Hz. Over 10Mhz, that's a very high frequency. Thanks for watching.

  • @izzzzzz6
    @izzzzzz6 หลายเดือนก่อน

    Can ch1 and ch2 combine to work with a curve tracer component tester? Good price! I have the ET829 80Mhz 2ch with DMM and S/FG

    • @TechCornerTV
      @TechCornerTV  หลายเดือนก่อน

      Hi, I don't think so, I might be wrong, but I don't think you can use it as curve tracer. Thanks for watching!

  • @ashrafkarjiker6888
    @ashrafkarjiker6888 6 หลายเดือนก่อน +1

    Is it possible to connect an amp clamp to this portable oscilloscope

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, sorry the late reply, trying to keep up with the comments, not easy. I think it is, I have here a few to test for oscilloscope and multimeter. When I have the time I will do a video with it. Thanks for watching.

  • @mynty2864
    @mynty2864 6 หลายเดือนก่อน +1

    can you use it to measure the canbus signal on the car?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, sorry the late reply, trying to keep up with the comments, not easy. You can analyze it, so you can measure it, but you can not decode it. Thanks for watching.

  • @markosgstudios5007
    @markosgstudios5007 3 หลายเดือนก่อน +1

    What would pick this The Zoyi 703 or the Zewei DSO3D12 ?

    • @TechCornerTV
      @TechCornerTV  3 หลายเดือนก่อน

      Hi, I'm still waiting for the ZT703S, when they send me one for review I can tell you better my opinion. Thanks for watching.

    • @markosgstudios5007
      @markosgstudios5007 3 หลายเดือนก่อน

      @@TechCornerTVwhat about between the fnirse zeweii and an owon hds242s?

  • @Sergio_Hylio
    @Sergio_Hylio 6 หลายเดือนก่อน +1

    Добрый день, а можно ли в режиме осциллографа посмотреть напряжение в розетке 220 вольт?

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, yes, but you should use the probes in 10X mode. Thanks for watching!

    • @Sergio_Hylio
      @Sergio_Hylio 6 หลายเดือนก่อน

      @@TechCornerTV Спасибо друг!

  • @elsaarmstrong-zp6ng
    @elsaarmstrong-zp6ng 5 หลายเดือนก่อน +2

    Can it be used on smpsu with primary hot ground??

    • @mpapenke7486
      @mpapenke7486 3 หลายเดือนก่อน

      Yes hence +- 400v max

  • @RensePosthumus
    @RensePosthumus 6 หลายเดือนก่อน +2

    Next up: integration of this device, their component tester and process calibrator and you'll be ready for on the go testing.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, the swiss nife of the electronics lab... 😁 it will be cool if they manage to do it, but don't see it happening. Thanks for watching!

  • @3D_Printing
    @3D_Printing 2 หลายเดือนก่อน +1

    I seem to remember see on a budget selling website a multimeter with a good Thermal camera about £100.00 that is much cheaper that other thermal camera's of the same pixel density... this misses this option :)

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      Hi, I think you commented on the wrong device 😁 this is a Oscilloscope/Multimeter. Were you talking about the ET13S? Anyway, thanks so much for taking the time to share and for watching.

  • @vipulakularathne3664
    @vipulakularathne3664 5 หลายเดือนก่อน +1

    Good device if possible to connect with laptop or desktop to bigger screen and test saving on hard disk

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน +1

      Hi, that is always a nice feature, but other than Zeeweii, with this size, I don't know a model that does that. Thanks for watching.

    • @vipulakularathne3664
      @vipulakularathne3664 5 หลายเดือนก่อน

      @@TechCornerTV if find such device which possible to connect pc or laptop tha two channels pl. Let me know

  • @bobisyouruncle1
    @bobisyouruncle1 6 หลายเดือนก่อน +5

    I am disappointed with the second channel jitter when both channels run. Not good for example for audio channel testing. Perhaps in the audio frequency range this error would not occur.....

    • @alextheotokatos6237
      @alextheotokatos6237 6 หลายเดือนก่อน +1

      They have already uploaded an update but they don't mention fixing this problem. Maybe they pushed the device in haste.
      If they fix this, it will be very good device.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, as mentioned before, they have already an update, I'll do a video with this update and then see if it improves. Overall is not a bad device, but does have it's quirks. Thanks for watching.

  • @mikestewart4752
    @mikestewart4752 6 หลายเดือนก่อน +3

    Likely fine for hobbyists, no professional would use this.

    • @sergiotricarico
      @sergiotricarico 6 หลายเดือนก่อน +1

      As always on this channel

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi Mike, I am hobbyist myself 😁 but not everyone can buy Fluke, so it's like you say. Thanks for watching.

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      @sergiotricarico Well to be fair, the target this channel are hobbyist like me. I know that a lot of engineers follow the channel but I try to showcase stuff that the regular Joe can also buy and use without having to sell a kidney. If it is professional grade, yeah, some stuff are quite nice, others are not. But again and as I always say, you get what you pay for 😁 thanks for watching, really appreciate your comment.

  • @SpottedEagleOwls
    @SpottedEagleOwls หลายเดือนก่อน +1

    how long does the battery last of continues on

    • @TechCornerTV
      @TechCornerTV  หลายเดือนก่อน

      Hi, I worked at least 4 hours non spot to record this video 😁 thanks for watching.

  • @engr.salaheldin
    @engr.salaheldin 5 หลายเดือนก่อน +1

    Is this scop meter audible diode mode?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      HI, if I understood correctly, you're asking if the beep is loud enough? If it is the question, yes it is. Thanks for watching.

  • @typha
    @typha 4 หลายเดือนก่อน +2

    Does it have an XY mode?

    • @TechCornerTV
      @TechCornerTV  4 หลายเดือนก่อน

      Hello, this one doesn't have X-Y mode. Thanks for watching.

  • @joshgillett4188
    @joshgillett4188 4 หลายเดือนก่อน

    Is this worth buying for automotive diagnosis

    • @TechCornerTV
      @TechCornerTV  4 หลายเดือนก่อน

      Hi Josh, personally I'm not familiar with automotive diagnosis, but for the comments I read from other viewers, I think you'll be alright with this device. thanks for watching.

  • @mp1454
    @mp1454 6 หลายเดือนก่อน +1

    😮👍🏻

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi there, thanks for watching and your comment! 👍💪

  • @longanghoai9881
    @longanghoai9881 5 หลายเดือนก่อน +1

    Good video , but I don't see function AC measure power factor , very sorry?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, thanks for the support and for watching!

  • @siddiqholm
    @siddiqholm 5 หลายเดือนก่อน +1

    Hello, I
    Would like to know if the screen reads absolute zeros if the test leads are shorted together when the device is in diode mode

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน +1

      Hi, I went to check and yes they do read 0.0 when shorted on diode mode. Thanks for watching.

    • @siddiqholm
      @siddiqholm 5 หลายเดือนก่อน

      @@TechCornerTV thanks for the reply, I unfortunately bought a hanmatek ho52 before seeing this review and the multimeter on that one is either crap or my mine is faulty from factory…

  • @fabiuh991
    @fabiuh991 5 หลายเดือนก่อน +1

    O meu chegou hoje, liga mas tem algo metálico solto dentro. Receio que danifique algum pcb ou mesmo a bateria.. Alguem sabe como abrir? Tem 6 parafusos mas continua bem fechado

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Olá, tens de soltar as borrachas dos lados também, eu não cheguei a abrir o meu, mas tens ai no YT videos de pessoas que abriram. Obrigado por assistires.

    • @fabiuh991
      @fabiuh991 5 หลายเดือนก่อน

      @@TechCornerTV exato foi a única forma que encontrei, foi remover as borrachas. Receava ter de as danificar

  • @elnicojojo
    @elnicojojo 6 หลายเดือนก่อน +1

    is this better than zeeweii dso3d12?

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +1

      Hi, DSO3D12 is a very nice device and it is in most specs superior to this one. The oscilloscope is 100Mhz and you have also more functions like cursors, XY mode and a few others. This one is more comparable to the Zoyi ZT702S. Thanks for watching.

  • @elsaarmstrong-zp6ng
    @elsaarmstrong-zp6ng 5 หลายเดือนก่อน +1

    How much would it cost in UK.?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi Elsa, the direct exchange should be aroud £63 to £80 with free delivery ( geni.us/fnirsi-2c23t ), but I don't know if you pay custom fees. Thanks for watching.

  • @ben12804
    @ben12804 2 หลายเดือนก่อน

    I can't decide whether to buy the zeeweii dso3d12 or fnirsi 2c23 who is better?

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      Hi, I can't tell you what you should do, my videos give information so it will help on you decision, but I can't choose for you. FNIRSI did a great job with this device, I like it very much, but Zeeweii is also a fine product. It comes out out of what form factor you like more, the bw that you'll need. Thanks for watching.

    • @ben12804
      @ben12804 2 หลายเดือนก่อน

      @@TechCornerTV Thanks, I have another question, is it possible to download photos from the zeeweii to a flash drive/computer?

    • @ben12804
      @ben12804 2 หลายเดือนก่อน

      @@TechCornerTV Thanks, I have another question, is it possible to download photos from the zeeweii to a flash drive/computer?

  • @nep0stojeci
    @nep0stojeci 5 หลายเดือนก่อน +1

    Is it posible to measure 220V ac waveform?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน +1

      Hello, yes. You need to use the probes on 10X. Thanks for watching.

    • @nep0stojeci
      @nep0stojeci 5 หลายเดือนก่อน

      Thanks.
      So i assume that is posible on both channels in the same time?

  • @Homer19521
    @Homer19521 6 หลายเดือนก่อน +2

    Maybe I missed it, but is the firmware updateable? 👍

    • @klaus103
      @klaus103 6 หลายเดือนก่อน +1

      Yes it is.
      FNIRSI 2C23T Manual: img.wqdres.com/res/0/20231109/6d4d7a710da1422bacd13524ecc6bc81.pdf

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi Homer, yes it is and I will do a video really soon showing how. And cover some more topics that I might missed in the first video. Thanks for watching.

  • @w5im597
    @w5im597 4 หลายเดือนก่อน +1

    can generat a signal and read the oscilloscope at the same time ?

    • @TechCornerTV
      @TechCornerTV  4 หลายเดือนก่อน

      Hi, you didn't saw the all video, I show that in there 😁, but answering the question, yes it does. Thanks for watching.

    • @w5im597
      @w5im597 4 หลายเดือนก่อน

      Oh no 🤣 .. I tried to catch it the video so long ... but somehow did not find it ... thanks a lot 🙏👍

    • @w5im597
      @w5im597 3 หลายเดือนก่อน

      thanks alot for the reviow , i got one ^^ , can we calibrate the probe ?
      I made low frequency square wave, trying to adjusted with the trimmer but nothing happening

  • @joblessalex
    @joblessalex 27 วันที่ผ่านมา +1

    How's the battery life after owning it a bit? My fluke needs a new battery every 6 months or so. I know this won't even be close, but I'd rather not lug a battery around with me everywhere I go in the chance it'll be dead at the job.

    • @TechCornerTV
      @TechCornerTV  26 วันที่ผ่านมา

      Hi, I have several multimeters and not always use this one, but for my experience you can have it like always ON easily for 4 to 5 hours. Thanks for watching.

  • @kou6244
    @kou6244 หลายเดือนก่อน +1

    It's $50 on taobao. I'm buying one

    • @TechCornerTV
      @TechCornerTV  หลายเดือนก่อน

      Hi, yes, on taobao you have really good prices, I have an account there, but is impossible to buy there and have it shipped to Europe, and is also everything in chinese. Thanks for watching.

  • @mohammedjaveed2542
    @mohammedjaveed2542 14 วันที่ผ่านมา

    Suggest me some best LCR METER

    • @TechCornerTV
      @TechCornerTV  9 วันที่ผ่านมา

      Hi Mohammed, LCR meters are pricy and for some reason I didn't review any yet. The only one that I can mention to have passed here in the channel is the th-cam.com/video/2YmKa-0DWEs/w-d-xo.html (Shannon tweezers) a very good product, but not sure if it what you're looking for. Thanks for watching.

    • @mohammedjaveed2542
      @mohammedjaveed2542 9 วันที่ผ่านมา

      @@TechCornerTV thank you i will check it out

  • @operatranskin4737
    @operatranskin4737 5 หลายเดือนก่อน +1

    Hey dear I'm very interested to order the oscilloscope digital multimeter I'm living in Kinshasa Congo democratic

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, sorry the late reply, but it's not easy to keep up with the comments, you don't need much, you can use this link geni.us/fnirsi-2c23t if you haven't bought one yet, thanks for the support and for watching.

  • @AX-sq5vm
    @AX-sq5vm 5 หลายเดือนก่อน +2

    Need components tester too

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, it will be a nice improvement, but don't see it that happen. Thanks for watching.

  • @josealves4278
    @josealves4278 4 หลายเดือนก่อน +1

    Qual é o preço?

    • @TechCornerTV
      @TechCornerTV  4 หลายเดือนก่อน

      Hi, on AliExpress depends a bit of the promotion or coupons you get, but you can see it here geni.us/fnirsi-2c23t . Thanks for watching.

  • @borayurt66
    @borayurt66 5 หลายเดือนก่อน +1

    Good review, but... You got a free device, you got affiliated links, and you say you are not sponsored? What is your definition of a sponsorship for a TH-cam channel with 6.73K subscribers?

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน +2

      Hi, a free device is not sponsor, they have interest in the review to publicize the device, but this video is sponsored by PCBWay, the channel sponsor and those does contribute monetary for the channel. When I say is not sponsored and I didn't receive any money means, this is not a paid review like there is much out there, that's all. Thanks for watching.

    • @StarJar58
      @StarJar58 2 หลายเดือนก่อน

      Borray66 What is your definition of paying for what you watched and learned? Haha

  • @user-qx8vw6po2r
    @user-qx8vw6po2r 6 หลายเดือนก่อน +1

    Firmware please url!

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, just go to www.fnirsi.cn/support and download from the device downloads zone. Thanks for watching.

    • @user-qx8vw6po2r
      @user-qx8vw6po2r 6 หลายเดือนก่อน

      4@@TechCornerTV 404

  • @javiergs7498
    @javiergs7498 6 หลายเดือนก่อน +4

    It’s better other opciones like dsog dpox,dso3 zweii but this isn’t necessary it’s very bad

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, it depends of your need, if you need an multimeter, DPOX180H will not work, on the other hand, if you need higher bandwidth support, you need to go to something like DPOX180H or DSO2512G, DSO3D12, etc. The good thing is always having options acording your needs. Thanks for watching.

  • @kamilhorvat8290
    @kamilhorvat8290 6 หลายเดือนก่อน +1

    too bad it doesn't have component tester as well

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน

      Hi, it will be a lab in a little box. Thanks for watching.

  • @davutozturk3348
    @davutozturk3348 6 หลายเดือนก่อน +1

    İf you have this no need fluke. 😮

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, sorry the late reply, trying to keep up with the comments, not easy. Well... I wouldn't go so far 😁 but for me, Fluke is overpriced. I don't question the quality, they are the reference, but even so, way to much expensive. Thanks for watching.

  • @nickgordon7292
    @nickgordon7292 5 หลายเดือนก่อน +1

    😍 Promo>SM

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, thanks for watching!

  • @davidvb3754
    @davidvb3754 6 หลายเดือนก่อน +14

    Not impressed at all: A 3 V signal from its internal Waveform generator read as 3.21 Vpp.... Really ? For the rest, in oscilloscope mode, differences in frequencies of two signal of the same frequencies.... Really ? Fnirsi has deivered much better tools lately. I'll avoid this one !

    • @TechCornerTV
      @TechCornerTV  6 หลายเดือนก่อน +2

      Hi, I get your point, thanks for watching.

    • @patbutete1722
      @patbutete1722 6 หลายเดือนก่อน +4

      In my case accuracy not really an issue. Go or no go is all I want.... At that price I want one NOW for my tool box!

    • @pugygg
      @pugygg 6 หลายเดือนก่อน +1

      This much error is ok for this price range

    • @rogeronslow1498
      @rogeronslow1498 6 หลายเดือนก่อน +4

      Probably utilizes 3V3 logic which is then capacitor coupled leading to 3V3p-p.

    • @keylanoslokj1806
      @keylanoslokj1806 5 หลายเดือนก่อน

      ​@@rogeronslow1498you study oscilloscope architecture? Damn😂

  • @epsyuma
    @epsyuma 5 หลายเดือนก่อน +1

    I really do like your reviews, but your intro music is very annoying.

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, I'm going to try to have smoother music on the intros. I do appreciate the feedback, what I do is for you guys and it is important that you have a nice experience while watching the videos, I really appreciate your comment and support, and also thanks for watching.

  • @king24km
    @king24km 3 หลายเดือนก่อน +1

    Temperature measurement is not accurate

    • @TechCornerTV
      @TechCornerTV  2 หลายเดือนก่อน

      Hi, I saw people also complaining of that in the FNIRSI Whatsapp support channel. Pitty, I know that a new firmware was released, gotta see if fixes that. Thanks for watching.

  • @21thTek
    @21thTek หลายเดือนก่อน +1

    it its junk @ 1mohm input impedance ....

    • @TechCornerTV
      @TechCornerTV  หลายเดือนก่อน

      Hi, thanks for sharing and watching!

  • @pvsolutions9292
    @pvsolutions9292 4 หลายเดือนก่อน +1

    Signal was 6 MHz and cheap device said 7 MHz, the tester guy said "it is within specs". Totally useless review and useless device.

    • @TechCornerTV
      @TechCornerTV  4 หลายเดือนก่อน

      Thanks for watching!

  • @mitkopetrovik259
    @mitkopetrovik259 5 หลายเดือนก่อน +1

    XY display mode Yes or No on this China thing...
    I see BNC connectors are to deep, not proper insulation for CAT ratings they claimed, 2 much power consumption like 2-3 hours useful time, temperate probe is not accurate at all, resolution is 2 low and I see blurred pictures, standard pack with only one (1) probe etc, etc, just a kids toy, if you use 2 channels at once... you'll be disappointed, only useable for audio ranges

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi, sorry the late reply, trying to keep up with the comments, not easy. It doen't have XY mode, thanks for sharing, I really appreciate the time and thanks also for watching.

  • @Barmalleus
    @Barmalleus 5 หลายเดือนก่อน

    Долго,нудно,-не профессионально.!Ролики для радиолюбителей,-так неделаются!

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Thanks for watching.

  • @claudioquintanilla1471
    @claudioquintanilla1471 6 หลายเดือนก่อน +2

    it's pretty similar to OWON multimeters... same key pad distribution and function... Chinese industries makes a "standard" main board and just makeup it with minor changes on plastic shell presentation... Some menu differences but essentially same product.

    • @TechCornerTV
      @TechCornerTV  5 หลายเดือนก่อน

      Hi Claudio, sorry the late reply, trying to keep up with the comments, not easy. I've been wanting to test the 200Mhz Owon portable one for quite some time, but it is expensive and right now I have other priorities. But I think you're right, they copy each other, but since everything nowadays come from China, who else will they copy 😁 Thanks for watching.