This 1 A circuit was found in a Philips documentation from 1966. The transistor is of the time, but a modern transistor of equivalent power can be used.
This 80's Motorola circuit can generate 100 MHz signals, but they can reach 200 MHz with the...
Of course, the current is extremely small, but a voltage of 300 V can be obtained from 9 V of a...
We found this solid-state relay circuit that can function as a shield in a Radio Electronics...