This circuit is from an old American publication. It divides a 40 to 60 MHz TTL signal by integer values such as 2, 3 or 4. The circuit must be powered by 5 V.
The circuit in figure 1 is a dynamic test for FETs. The characteristic of a FET is displayed in...
Found in a 1990s Popular Electronics, this circuit uses a small transformer matched to the...
With this circuit it is possible to measure RF signals with a common multimeter. Signals up to 200...