The integrated circuit used in this amplifier is not very common today. This amplifier was found in the 1977 National Semiconductor Audio Handbook. The power source must be at least 500 mA.
The circuit shown here is a CCO. The frequency here depends on the current through the...
This circuit can be used with the CIR12642E TTL Roulette, or other game circuits that must draw...
Found in Linear Technology documentation from the 90s, this circuit uses components from that...