100 kHz FET oscillator (CB8139E)

This circuit is from a 1969 Electronics World. It generates 100 kHz sinusoidal signals determined by the crystal. Capacitors must be ceramic.

| Clique na imagem para ampliar |

Audio Signal Generator TA7063P (CB1373E)
This signal generator found in Japanese documentation of 1973 uses an unusual integrated circuit...
High power triac control (CB7186E)
This circuit is from a Texas Instruments manual from 1968 but can be applied to current controls...
Voltage Level Detector (CB6216E)
We found this circuit in an 80s Intersil documentation. Modern equivalent operating systems can be...