Crisp white factory lettering:“5Y3GT – Made in Italy”. 5Y3GT full-wave rectifier. Black Amperex base with globe logo. Tube only (original Amperex box shown in photos). Strong results consistent with NOS condition.
Crisp white factory lettering:“5Y3GT – Made in Italy”. 5Y3GT full-wave rectifier. Black Amperex base with globe logo. Tube only (original Amperex box shown in photos). Strong results consistent with NOS condition.