Bis
This two-transistor circuit was found in the January 1994 issue of Electronics Now magazine. The circuit is compatible with both TTL and CMOS logic.
This circuit was found in an old Linear Technology documentation. The working principle can be...
Scratch is the scratching noise that occurs on old, scratched discs and the rumble is the...
This 6-transistor receiver was manufactured in Japan in the 60s. The circuit is superheterodyne and has a 6V...