This circuit is from the 1982 SGS Linear Circuits Manual. The circuit provides currents from 35 mA to 1.5 mA set at P1 and Vref voltages at 26 V set at P2.
This simple signal injector was found in a Radio Electronics from July 1959. The transistors are...
This circuit is from a 1976 documentation. The diodes can be 1N34 or equivalent, and the power...
Integrated LM108 and LM101A are used in this fast adder with low input current, figure. The...