Two Type 80 Tubes TV-7 Test Results Included

(2) National Union Type 80 Vacuum Tubes Black Plates | TV7 Tested

(2) TYPE 80 TUBES HAM RADIO / AUDIO AMPLIFIER - TV7 TESTED - National & SYLVANIA

(2) RCA Cunningham Type 80 Rectifier Tubes Black Plates Etched Base Tested TV-7U

9 TV-7 TESTED SYLVANIA ST 80 RADIO VACUUM TUBES TYPE 80 G.E PHILCO CUNN NU

Three Excellent GE 6AN5 Tubes NOS NIB Pins Cleaned Test Strong TV-7 Results

PAIR - PHILCO WESTINGHOUSE - TYPE 56 - RADIO VACUUM TUBES - TV7 TESTED - STRONG

Three RCA JRC 2D21 Tubes NOS NIB 3X Mica Match Dates Test Strong TV-7 Results