This low-frequency sine wave oscillator was found in the December 1995 issue of Electronics Now magazine. The two-transistor circuit is a Wien or Vienna bridge operating at 1 kHz.
This sound effect circuit is from a Radio Electronics magazine from December 1969. The transistors...
This few-watt amplifier was found in the August 1975 issue of Radio Electronics magazine. The...
We found this simple test of zener diodes in a 1978 publication. The potentiometer can be...