Heating Control (CB21371E)

This circuit for powers up to 240 W was found in a 1967 RCA SCR manual. The SCR must be in accordance with the controlled load.

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High Frequency Collpits Oscillator LT1190 (CB4923E)
This circuit was found on an application note from Linear Technology of the 1990s. The source must...
Single Pump Control (CB6272E)
Using only one integrated circuit this control was found in an 80's Electronic Engineering. The circuit...
100 kHz XTAL Oscillator (CB12064E)
The transistor in this circuit can be the BC558 and the capacitors must be ceramic. Crystals from...