This nice function generator circuit with the XR2206 was found in the May 1977 Radio Electronics magazine. The circuit has a transistor output stage.
Found in Linear Technology documentation from the 90s, this circuit uses components from that...
This 500 MHz oscillator has an output power of 1 W when powered by a 20 V source. The circuit was...
This circuit is from 1987 when there were only analog TVs and stereo sound was still a novelty for this...