This circuit was found in the 1967 RCA SCR manual. The circuit generates approximately 300 V at a frequency of 1 kHz. The components are from the era.
This circuit can be tuned in a 100 kHz band around the frequency of the crystal. The transistor can be...
The figure shows how to obtain a digitally programmed resistance using the 4066. The circuit is...
This audio oscillator has its frequency determined by C1, C2 and the inductor. The inductor can be...