This 1960s Japanese 5-transistor radio is powered by 9 V and has good sensitivity for the medium wave range. The configuration is of the superheterodyne type with FI of 455 kHz.
This circuit was found in the February 1983 issue of Radio Electronics magazine. It is a 4-digit...
This filter that can use any operational was found in a French documentation from 1982. The power...
This dimmer constrols the temperature of a wire used to print images in wood or other materials....