#video on #bootstrapping #TENS sponge electrodes made from aluminum foil and baking-soda water
#TENS #electronics #bootstrapping #video with a 556 timer and a power transistor on some perfboard in a painted wooden box with some pots and a couple of stainless steel paddle electrodes. Just photos.
#video on #bootstrapping #TENS #electronics from what looks like a 555 and a 9-volt battery and some aluminum foil. #toread
#video on #bootstrapping "Neurostimduino" #TENS and EMS neurostimulation unit with a 25mA current limit on each channel. One-minute ad. #electronics #hardware
#video on a rocket cooking meat with aerobraking heat. Unfortunately the 3XL condom was too small for his meat rocket, so he had to use normal mold release. Which didn’t work, so he was able to get the condoms to work on a second attempt with better lube. #rocketry #humor
#video by #Xyla-Foxlin introducing her #rocketry kit and showing her friend Caeley getting L2 certified with it by NAR