One coil FM tuner (CB9698E)

This circuit with only one tuned coil was found in a 1980s American documentation. The circuit uses components from that time.

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TDM3700 Proximity Detector and Color Sensor
This new AMS device consists of a digital color sensor and proximity sensor that also incorporates an infrared...
Amplifier LM386 (CB15698E)
This amplifier produces a few hundred milliwatts of Input 100 pF audio over a load of 4 or 8 ohms...
Infrared Remote Control Transmitter (CB18696E)
This transmitter for modulated infrared remote control was found in documentation from the 90s....