This circuit was featured in the March 1972 issue of Radio Electronics magazine. It adds automatic gain control to turntables by acting directly on the cartridge signal.
One pulse in the output is produce at each 5 pulses applied to the input. The circuit uses CMOS...
This RCA commercial radio had its circuit published in Radio Electronics magazine in August 1959....
This circuit was found in a 1986 documentation. The circuit has a common configuration with the...