This is a circuit suggested by Linear Technology in a 1980s documentation. The integrated circuit is from the era. Observe the input and output voltage.
Found in a Popular Electronics from 1992, this circuit has two output voltages given by the...
The purpose of this circuit of an American publication from the 70s is to move the signal from an...
Found in a 73 magazine for radio amateurs of the 1980s, this circuit uses a dual-gate MOSFET. This...