This game was found in an old Popular Electronics. The unijunction transistor can be 2N2646. The supply can be done with voltages from 6 to 12 V.
We found this circuit in a 1964 publication. The circuit is both an amplifier and an oscillator for the...
This circuit was obtained from the 2005 manual of Linear Technology LT1306. The formulas for...
This is a traditional complementary configuration that provides good audio power with excellent...