General Electric suggests this circuit in an 80's documentation. The circuit makes use of PUTs that are not common components today. Note the timing components that may change.
This amplifier with complementary symmetry output and good sound quality was found in...
This IR light sensor circuit was found in the July 1992 issue of Radio Electronics magazine. It is...
The resistors R1 and R2 consist of 8 220 ohms x 2 W resistors connected in parallel. The...