GE 6BA6 EF93 Vacuum Tubes Code Matched Pair TV-7 Tested NOS NIB

7 PCS 6K4P 6К4П (6BA6, EF93) USED VACUUM TUBE USSR HF PENTODE

10pcs 6K4P = EF93, 6BA6, W727 HF Pentode Tube NEVZ Soviet 1960-1980's NEW

sylvania electronic tube #6BA6

12 PCS x 6K4P similar but the base is different = EF93 / 6BA6 / W72 TUBES USSR

6BA6 RCA 6 radio audio electron amplifier vacuum tubes valves tested EF93 6BA6

5AB2 CINCH JONES 4 PRONG BATTERY PLUG ROUND 1 1/2 10 PCS NOS

6K4P-EV 6К4П-ЕВ soviet Pentode Vacuum Vintage HF Tube EF93 6BA6 W727 5376