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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Xenonio Flash (CB4651E)
This circuit generates high voltage for the firing of a xenon lamp. We found this configuration in a 1994...
Wireless AM Microphone (CB1390E)
This simple AM transmitter for very small ranges uses in the original version of the 1970s, a...
Current to voltage converter (CB5099E)
This dual operational circuit of the time was found in an American 1980s documentation. The...