There was a time when all radio receivers contained at least one, now with the advent of the varicap diode and the frequency synthesiser the traditional tuning capacitor is a rare breed.
He takes the idea for his diode from electrolytic capacitors. A simple DIY electrolytic ... The columns are permanently wired to their segments so the final connection need only be made by ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results