Balanced Line Receiver (CB21211E)

Found in an Analog Devices documentation from the 90s, this circuit uses operational amplifiers from the time. The power supply must be symmetrical.

| Clique na imagem para ampliar |

Adafruit Breakout PDM Microphone
Adafruit Breakout PDM Microphone This Adafruit tested microphone card is available from Mouser...
Millivoltmeter AC (CB14725E)
The integrated circuit used in this application is uncommon, but equivalent operational ones can...
Resistor voltage control (CB20758E)
This circuit was found in an old American documentation. The operational used is of the...