Thermometer (CB19856E)

The sensors and integrated circuit used in this circuit are uncommon today. However, it is worth the configuration for the purpose of consultation.

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JFET Timer (CB12123E)
This circuit was found in a 1979 magazine. We can use any JFET like MPF102 or BF245. The relay is 12 V...
Controlled CMOS Oscillator (CB19228E)
With the values of the components used in this circuit, the signal produced is 800 Hz rectangular....
Mouser Launches Enhanced Open Source Hardware Technology Site
May 13, 2015 - Mouser Electronics, Inc., the global authorized distributor with the newest...