Thermostat (CB6008E)

This circuit controls a heating element using a triac. Triac must be fitted with a heat sink. We find it in an American documentation from the 80s.

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Passive Bass and Treble Control (CB25826E)
We found this passive circuit in the February 1995 Electronics Now magazine. The circuit is...
Electronic Vibrator (CB20061E)
This 1975 circuit for automotive applications replaces the mechanical vibrator found in old cars...
Peak Detector using the LM3915 (CB23673E)
This circuit was obtained from National Semiconductor's Linear Applications Handbook from 1994. The...