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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Hybrid Amplifier - 10 or 20W (CB999E)
This amplifier uses hybrid modules Sanken and can provide powers of 10 W or 20, depending on the...
Ring counter (CB6605E)
Suggested by General Electric in a 1967 publication, this circuit uses the D13T1, an uncommon SCR...
Reservoir Level Control (CB6570E)
This circuit was found in a 1966 General Electric documentation. It makes use of direct contact...