Tested strong at: 90 with a minimum of 70 on the tester. Tube passed ALL tests. We strive to make this happen! This is very importan.
Strong International Servicemaster Gray Plate O Getter 6BQ5 – EL84 Tube
Tube passed ALL tests. This is very important! We strive to make this happen!
Matched Pair Sovtek EL84/6BQ5 Date 1999 gm:94/96
Matched Pair Sovtek EL84/6BQ5. Tube is allowed to heat and then gently. Made in 1999. One has no date. This tester is set to factory specs. Tested for transconductance with B&K 747. Life test good.
Hammond 6BQ5 EL84 Matched Pair (2) Heerlan Holland Audio Tubes
NOS tubes fall within the Gm characteristic range of an average tube, as published in the RCA RECEIVING TUBE MANUAL, which states “Individual tubes, like any manufactured product, may have characteristics that range above or below the values given.
6BQ5 EL84 B9B 1959 radio audio amplifier vacuum tubes valves Blackburn Britain
Date code etched B9B, made February 1959, made in Blackburn.
6BQ5 EL84 Zenith 2 radio audio vintage vacuum tubes valve amplifier Holland 7189
International Servicemaster 7189A / EL84/6BQ5 Vacuum Tube : Strong
Up for sale is One International Servicemaster 7189A / EL84 / 6BQ5 Vacuum Tube. I tested tubes on my TV7B/U tube tester. Date Code : ?. What you see is exactly what you get. As the photos show, they are in good condition.
Strong Unknown Gray Plate O Getter 6BQ5 / EL84 Tube – 94
Tested strong at: 94 with a minimum of 70 on the tester. Tube passed ALL tests. We strive to make this happen! This is very importan.
Strong Unknown Gray Plate O Getter 6BQ5 / EL84 Tube – 110
Tested strong at: 110 with a minimum of 70 on the tester. Tube passed ALL tests. We strive to make this happen! This is very importan.