Low Voltage Amplifier (CB24797E)

This simple circuit was taken from an article in April 1984 Radio Electronics magazine. The transistor supports equivalent.

Micro AM Radio (E/P) (MIN020E)
This micro AM radio will tune strong stations in the frequency range between 530 and 1,600 kHz....
Flashing night light (CB6799E)
This circuit was obtained in a Electronics World of 1968. The transistors can be equivalent as the BC558...
Bargraph Voltage Monitor (CB24608E)
Based on an integrated circuit of the time, this circuit appeared in the October 1979 issue of...