50 kHz optical receiver (CB20690E)

This circuit for light modulated in frequency (FM) was found in documentation of the 90s. SUS is uncommon today, but transistors admit equivalents.

| Clique na imagem para ampliar |

Power Supply for FM Transmitters (CB16648E)
This powerful source is indicated for FM transmitters above 2 W. It provides 18.2 V of output with...
50 mA Battery Charger (CB878E)
This simple circuit is designed to charger AA or AAA Nicad batteries. Current can be changed...
Hybrid Amplifier - 10 or 20W (CB999E)
This amplifier uses hybrid modules Sanken and can provide powers of 10 W or 20, depending on the...