I took apart the little freebie 'E-Charger' plane that came with my Aero Ace. All there is to it is a small electric motor, some contacts for the charger, and a big capacitor.<BR><BR>The charger, when ...

They should have at least sacrifice one capacitor, testing its polarities before soldering the whole roll of capacitors on the motherboards... Because if one is wrong polarity meaning the whole roll ...

It only takes one mistake to realize electrolytic capacitors have a polarity, but if you’re working with old tube gear, tube amps, or any old equipment with those old orange dip, brown dip, or green ...