This 600-ohm output impedance circuit was found in a Radio Electronics from October 1963. The circuit uses PNP transistors of the time and is powered with a voltage of 12 V.
Found in an old Popular Electronics, the purpose of this circuit is to give a strong discharge in an...
The circuit shown is from the 1993 Motorola Linear Interface ICs. The power source may be common...
Indicated by a Popular Electronics of the 90s originally to measure the light determining the exposure...