This circuit was found in the December 1977 issue of Radio Electronics magazine. The 4-digit circuit is based on TTL logic and must be powered by a voltage of 5 V.
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...