(1) Tested RCA 6DE4 Tube Coin Base Date Code CV Half Wave Rectifier Tube

(1) Tested RCA 1N2A Tube Date Code MD RCA 1N2 A Half Wave Rectifier Tube

(1) Tested Strong Motorola 6CL3 Tube Date Code 67-52 Half Wave Rectifier Tube

(1) Tested Sylvania 1B3GT Tube Date Code CG 1B3 GT Half Wave Rectifier

(1) Tested Strong RCA 19AU4GTA Tube Date Code LZ 19AU4 GTA Half Wave Rectifier

(1) Tested Very Strong RCA 17BS3A Tube Half Wave Rectifier 17BS3 A Tube

(1) Tested Strong Admiral 19AU4 Tube by RCA Date Code 57-22 Half Wave Rectifier

(1) Tested RCA 6CL3 Tube with Box Date Code C3 Half Wave Rectifier Tube