How to make Step up booster 1.5V to 3V 5V 9V 12V

How to make Step up booster 1.5V to 3V 5V 9V 12V

[@rajanoana9318]

Nice

[@a-ber9978]

Y cuanto voltios es a la salida?,,no tiene ajustes

[@Manuqtix.Manuqtix]

The music is annoying

[@Edmorbus]

Good work😀

[@osamaalhamwi1662]

My Friend if I need output 9v how many turn pleas

[@tojoeinstein5558]

can you give the diagram of this circuit

[@user-id3kn1ss7f]

two torroids ?

[@naturesounds1664]

Can i replace any npn?

[@planetearthintelligent]

Brother ismein aapane jyada 10 ya 12 se jyada volt ka light to Nahin chalaya😢😢😢

[@edgarsolmayor5061]

How about 12v to 20v

[@madhusudangupta3661]

You claimed for multiple voltages from the circuit! Why did you fail and disappoint the poor viewers. Bad manners. There is no voltage measurement. What is the purpose of not proving the voltage. Why is Zeher not used? Hope you will like to respond.

[@user-rs5zw9ok9p]

thanks

[@zaneenaz4962]

Fuel Thief again

[@alonsogonzalez7992]

Bro. Your video is good, but never tested different output voltage.? All of us waiting for test. Thanks 4 sharing knowledge.

[@chandanbhandari7136]

⁴

[@angelitoroxas7842]

Scam

[@diptanusarkar7103]

Nice