This wired control circuit serves both volume and balance between channels. We found it in Radio Electronics magazine from August 1968. Transistors are common general-purpose types
This circuit decodes a two-bit value into four outputs (one of four). The circuit must be powered by...
This experimental circuit is from a 1975s publication. The coil consists of 80 turns of wire AWG...
This conventional double time constant circuit was found in an American documentation from the...