Warning shield (CB6855E)

This circuit uses a General Electric coupler from the time of the publication in the 1980s. Equivalent SCR can be used.

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Amplifier for ceramic capsule (CB9059E)
Found in documentation from the 1980s, this amplifier uses an integrated circuit from the time....
Temperature shield TMP390 (CB20397E)
This is a one-channel application for the Texas Instruments TMP390 sensor obtained directly from...
Humidity Relay (CB18619E)
This moisture-activated relay was obtained from an American documentation from the 1980s,...