Distribution Amplifier (CB4922E)

This amplifier is from a 1990s Linear Technology component manual. The circuit requires symmetrical power supplies.

Rectangular oscillator CA3140 (CB9219E)
Found in Radio Electronics from the 90s, this circuit has frequency and active cycle adjustment....
1 to 5 W amplifier TDA1011 (CB15975E)
This amplifier is specifically designed for portable radio and recorders with a 4 ohms load....
Balanced Microphone Preamplifier I (CB4943E)
This circuit was obtained from an American publication of the 80's. The integrated circuit is of the...