Found in a 1964 Electronic Design, this circuit must use transistors according to the supplied currents.
Found in a 90s 303 Circuits, this circuit aims to provide a soft start for a low voltage halogen lamp....
This circuit with variable capacitance diode (varicap) is from a publication from the 90s. The...
This amplifier was suggested by the Texas Instruments linear applications manual of the 90s....