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.
This circuit was obtained from Radio Electronics magazine in May 1958. The circuit uses...
This circuit was obtained from the 1995 Encyclopedia of Electronic Circuits Volume 5. The circuit...
This tunnel diode oscillator was found in July 1986, Radio Electronics magazine. Note the low...