This converter converts a signal in the 200 kHz to 3.8 MHz band into frequency signals that can be tuned on a 3.5 MHz receiver. Coil data not provided.
This circuit is from a publication from the 50's. Inductive components are critical, and...
This simple two-transistor circuit used transistors from the 60s, having been found in a...
This circuit uses an oscillator that generates a signal of approximately 1450 kHz to test...