Excellent warmth in the midrange, plus the side mounted getter adds rigidity to the plate structure, reducing microphonics. These are a bargain now but are quickly being gobbled up by audiophiles. Discover the quality of these quality USA made tubes as they will be worth their weight in gold in the future.
Item Tag: GE
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Matched Pair 1956 GE Side Getter 6SN7GTB Tubes STRONG! 6SN7
Matched Pair 1956 GE Side Getter 6SN7GTB Tubes. These tubes test 84/84 and 85/85 where a new tube tests 85/85.
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6SN7GTB MATCHED PAIR (2) GENERAL ELECTRIC FULLY TESTED NOS
The product is a pair of General Electric 6SN7GTB vacuum tubes, which are fully tested and new old stock (NOS). These vintage tubes are known for their high quality and reliability, making them a sought-after component for vintage audio and video equipment. The GE brand is well-respected for producing durable and performant electronic parts, making these tubes a valuable addition to any collection or project.
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GE 6SN7GTB Vacuum Tube Vtg Tested Good in Worn RCA Box
Model 257 or 151 tester on 6/25/26. Worn, mismatched, RCA 6SN7GTB box.
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GE 6SN7 GTB 1960s CHROME SIDED HALO TALL BLACK BASE PERFECT MATCHED SET NIB
Production Year: 1960s. (Original GE Boxes). Mutual Conductance: The 750 is a dynamic mutual conductance tester. This is a more sophisticated test than a basic emission only test, which only checks the cathode’s ability to emit electrons (super heated).
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Pair GE 6SN7GTB Coin Base Vacuum Tubes – Tested NOS/NIB – Matched Pair
Gray Plates, Side “O” Getter. Minimum Gm 1700. A new 6SN7 tests2600 – 2700 per section. Date Codes IR.
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GE 6SN7GTB Vacuum Tube Vintage Tested Good with Original Box
Model 257 tester on 6/25/26. Original GE box has minor signs of wear/age.
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NOS Pair GE 6SN7 GTB CHROME SIDED
Pair of Closely Matched GE 6SN7GTB Twin Triodes. Tested on Daniel Nelson Calibrated TV7/U. Tube 1: 102/107 Tube 2: 102/117 minimum is 50.
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Pair 1957 GE Side Getter 6SN7GTB Tubes STRONG! 6SN7
Pair 1956 GE Side Getter 6SN7GTB Tubes. These tubes test 90/90 and 85/85 where a new tube tests 85/85.