The coils of this circuit will determine the transmission frequency of this device. The circuit is from the 1960 Mullard transistor reference manual and makes use of germanium transistors.
Found in a 90s Popular Electronics, this circuit uses common components. The power transistors can be...
Found in the documentation on PCs, this circuit excites LEDs whose current is determined by R3....
Found in a 1990s Motorola documentation, this high voltage circuit uses a PUT that is not a common...