EAR PLUG WITH RESISTOR

$3.95

THIS SINGLE EAR PIECE (OFTEN CALLED A CRYSTAL EAR PIECE) HAS BEEN POPULAR FOR DECADES. IT'S GENERALLY PLACED IN PARALLEL WITH A 47K (OR SIMILAR VALUE) RESISTOR; THE COMBO IS THEN ATTACHED TO THE DETECTOR OF THE CRYSTAL SET AND CIRCUIT GROUND. THE EAR PLUG OF THE EAR PIECE IS PLACED IN EITHER EAR.