Balanced amplifier (CB7396E)

This circuit was found in Sgnetics documentation from the 80's. The circuit also has loudness control. The power supply must be symmetrical.

| Clique na imagem para ampliar |

Preamplifier for millivoltmeter (CB7342E)
Found in an English publication in 1969, this circuit has a 600 kHz pass band. Ferranti's...
Telephone Amplifier (CB4553E)
This circuit is from an American magazine that no longer exists, Modern Electronics, in a February...
Soft Start 15 V Power Supply (CB17568E)
The output voltage of this source is not established instantly when turned on, but slowly avoiding...