Low level AM modulator (CB7148E)

Found in old documentation, this circuit is intended for low level amplitude modulation with low distortion.

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Infrared receiver (CB6836E)
Found in old documentation, this circuit uses components that are still common on the market. The...
Multi Optical Sensor (CB20345E)
This circuit activates a relay by activating one of a series of optical sensors that can be...
Infrared Remote Control Test Receiver (CB18803E)
We found this circuit in a 1996 publication. Equivalent components can be tried, especially in the...