This circuit, for vehicles with a 6 V battery, was found in the 1964 RCA transistors manual. Transistor 2N3054 can be replaced by a TIP41.
This circuit makes use of an uncommon integrated circuit. It can provide a power of 6 W when...
Found on Popular Electronics from the 1990s, this oscillator uses a general purpose transistor. The...
This circuit operates at a frequency of 80 KHz and modulation up to 60 kHz. The circuit is from...