This circuit controls the channel separation as described in the March 1973 Radio Electronis magazine article. The circuit was proposed by Mullard (Philips) and consists of two channels as shown.
This adjustable direct current source circuit uses a triac operating as a variac. The circuit is...
With the precision given by the crystal this circuit provides signals of several frequencies for the...
This amplifier allows you to recover recorded tapes from a tape player that has the mechanism in...