This is the power step of the previous circuit. Output transistors must be mounted on good heat sinks. The circuit is from documentation from the 60s.
This circuit consists in a capacitor bridge for capacitance measurements. The circuit can be...
We found this circuit in an old American publication. It is possible to test common FETs using a...
Wired to the output of any amplifier this circuit makes an incandescent lamp flash according the...