This bridge circuit is designed for 8-ohm speakers delivering a few watts of power. The circuit is from a Radio Electronics from March 1990.
The time the output is high (1) of a TLCSSB in the astable configuration depends on Ra and C. The...
The adjustment of the maximum load voltage is made in the trimpot. The circuit is from 1994...
This circuit from a 1967 documentation generates 2.5 Hz signals depending on the capacitors used,...