The circuit shown is from old English documentation and can be made with BC548 transistors for low power ones. The 2N3055 must be mounted on a heat radiator.
Found in the August 1994 issue of Electronics Now, this CMOS circuit uses the 4046, which is...
We found this circuit in an English publication from 1982. The power MOSFET can be of any type and the...
This tunnel diode oscillator was found in July 1986, Radio Electronics magazine. Note the low...