This circuit allows you to adjust the balance between channels of a stereo amplifier. The circuit makes use of an analog indicator with zero in the center of the scale.
The purpose of this circuit is to convert a rectangular pulse into a sharp pulse for triggering an SCR. The...
In reality what we have is a microphone amplifier that works with 4 batteries and a magnetic...
) These two circuits were obtained in a 1977 Radio Handbook. The transistors are from that time,...