This circuit was obtained from a 1980's QST magazine. The circuit can generate 1 to 15 MHz signals with 1 Vpp at 50 ohms load. Used transistors are still common today.
) This circuit was found in a 80’s Popular Electronics. It issues a warning signal with the signal...
This circuit consists of a traditional amplifier version with complementary output using BD series...
The circuit below shows how to configure 3 gates of a 7400 to obtain a rectangular signal from a...