This two-transistor circuit was found in the August 1972 issue of Radio Electronics magazine. The coil is a common IF transformer for transistor radios. The signal generated is rich in harmonics.
This circuit was found in a 90s Popular Electronics. The circuit uses several relays in order to...
This circuit was obtained in an old manual valid for practically any type of operational...
This bank of switches can be programmed in a variety of ways for logic experiments. The circuit is from...