Temperature to frequency converter (CB7325E)

This circuit was obtained in a Radio Electronics of the 90s. The circuit uses an integrated circuit that is not common today.

| Clique na imagem para ampliar |

Nonlinear Sawtooth Generator (CB25677E)
Using one unijunction transistor and two bipolar transistors, this circuit generates a signal from...
RIAA Preamplifier II (CB938E)
This circuit makes the RIAA equalization for signals obtained from a turntable for signal recovery in other...
Isolation Circuit for RS-232 (CB12773E)
In critical applications of the RS-232 interface, the danger of induced voltages in the cables must...