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Modifying a remote controlled outlet to be used for rebooting networking equipment. Adding a 555 timer circuit to limit the the load off state to about 10 seconds.

Antenna review, SWR measurement

Manual setup of Baofeng radio for cross band operation and saving setting as a channel in memory.

Tuning antenna with nanoVNA

NanoVNA measuring velocity factor and cable length

Here's a simple mask that can be made out of materials available today. You don't need a sewing machine or elastic cords (that seem to have been wiped out everywhere). Just need basic parts that you may have already (use existing cloth, napkins or available wipes). From tools you just need a stapler. Time to make is under 2 minutes and with practice can be done in under a minute. Cost per mask ...

With Mero Adventures

Simple way to illuminate your underwater videos.

How to download a dive log from Suunto dive computer to a PC running Windows without using a proprietary cable. Complete circuit: videodive.files.wordpress.com/2009/10/interface-suunto.pdf

A couple simple modifications for a portable audio recorder Tascam DR-40 show how to make a longer foot (replacement for the included one) and how to make it stand vertically.

Building a dead cat wind muff for a Tascam DR-40 recorder, but applicable to most other models. The total cost for the wind muff is under a dollar and it takes about 10 minutes to build one.

2012 Korean Music Wave in Bangkok (guys) HD Video

Saw an amazing band playing music that sounded like a mix of Chardash, Red Elvises, and Rodrigo y Gabriela. Totally amazing! The band is called El Metodo, you can learn more at elmetodoweb.com. I could listen to them playing all day long!

Pure laziness

Sasha and a mouse

MIT Sloan new building October 2009