Using an integrated circuit from the time, this circuit was found in Radio Electronics from the 90s. The ZNA234E is an unusual component today.
Found in 90s Popular Electronics this circuit amplifies signals over a wide range of frequencies....
Microsemi Le87557 Differential Amplifier Mouser Electronics offers Microsemi Le87557 single...
This small regulated power supply was found in a 1963 General Electric documentation. The special...