Pair RCA 6F8G Vacuum Tube Smoke Glass TV7 Tested NOS
Both Tested NOS using a professionally calibrated TV7U tube tester with the following results (50 is minimum). Tube 1- 104/102gm Tube 2- 110/116gm
Delco 6F8G VT-99 Vacuum Tube RCA Dark Smoke Glass TV-7 Tested Strong
The minimum is equal to 65% of the life of the tube. Tested at: 97/94. Tested for shorts and gas. Date code: TO.