Hughes suggests this circuit in a 1968 documentation. The circuit uses old transistors that can be replaced with equivalents. MOSFET is the critical component of the circuit.
This simple injector circuit can actually be powered by voltages from 3 to 9 V. The frequency is...
This circuit was suggested by Linear Technology in a 1980s documentation but can be implemented with...
This conventional power supply circuit with the LM317 was found in a 1987 publication and its...