This small phonographic amplifier was found in a 1967 General Electric documentation. The integrated circuit is from that time, providing 1.5 W of output power.
This circuit is from a 1956 Sylvania publication. The transistor used is germanium and the old...
180 degrees out of phase signals are produced by this low frequency oscillator, using two 2...
This oscillator circuit with the TLV2474 was obtained from a Texas Instruments Operational Amplifier...