RCA (SYL) 6JB6 Gray Plate Dual O Getters HAM RADIO VACUUM TUBE Tested M.1602-D

(2) RCA 6AN8A 6AN8 Vacuum Tubes O Getters Test Strong Amplitrex

Matched Pair RCA 12SL7GT Vacuum Tubes Gray Plate D Getters Test Strong Amplitrex

(2) RCA 6K6GT Power Vacuum Tubes Gray Plates D Getters Tested Pair

NOS NIB RCA 6JB6A Ham Radio SWEEPS Vacuum Tube

RCA 6JB6A Ham Radio LINEAR Sweeps VACUUM TUBE W/ Box TESTED 11.8740

NOS NIB DUMONT (Sylvania Made) 6JB6 Ham Radio Sweeps VACUUM TUBE Tested 12.8748