This high-power amplifier with only 4 integrated circuits was found in the 1990 special issue of Radio Electronics Experimenter magazine. The circuit reaches 100 W per channel.
This circuit makes use of an unusual component today, a LASCR. It is a light-activated SCR. The...
The resistors R1 and R2 consist of 8 220 ohms x 2 W resistors connected in parallel. The...
Using a 4046 PLL, which is not very common nowadays, this circuit was found in the October 1994...