Tube has grey ribbed wide plates, top O getter. tube tests: 88, 86 %.
Item Category: Vintage Electronics
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Two GE 6386 Tubes /Amplitrex Tested +100%/D Get /x3 Mica /Black P / Mid 1950’s
Two GE 6386 tubes. Tested on Amplitrex AT-1000 computerized tube tester (fixed bias mode). Very early production 6386 tubes. Etched 6386 numbers on glass. SPEC (100%) value for 6386 tube = 4000 gm and 9.6 mA plate current.
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(1) NOS Mullard GE 12AX7A ECC83 Tube I63 B1B4 Blackburn UK 1961 Tests NOS TV-7BU
(1) NOS Mullard GE 12AX7A ECC83 Vacuum Tube | Excellent Condition | Blackburn UK Produced 1961 | Factory Date Code I63 B1B4. Tests at 60/54 with 32 being the minimum score for a good tube (with 65% life remaining).
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GE 6550A PAIR -USA JAN Military green print- NOS PAIR!!
Here is a very desirable PAIR of G.E. 6550A audio power tubes! Perfect for your McIntosh MC-60, Dynaco Mark III, and many other amplifiers! These are JAN Military types-with the green print on the glass envelope.
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5 GE General Electric JAN-12AT7WC 6201 Tubes Sup Rods Copper Posts Tested
Up for sale are 5 GE General Electric JAN-12AT7WC 6201 Tubes.
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GE 6550A PAIR -USA JAN Military green print- poss NOS PAIR!!
Here is a very desirable PAIR of G.E. 6550A audio power tubes! These were found in a huge lot of NOS military tubes and are possibly NOS- but we’re not 100% sure on this pair. Perfect for your McIntosh MC-60, Dynaco Mark III, and many other amplifiers!
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15 Vacuum TUBE SYLVANIA /GE/ RAYTHEON/ RCA/ Zenith/ Westinghouse 5U4GB
Nice lot of 15 tubes -5U4GB. They test at 80% – 100% (B&K 700) Boxes match tube inside.
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Two GE 6386 Tubes /Amplitrex Tested +100%/D Get /x3 Mica /Black Plates 1958 Date
Two GE 6386 tubes. Tested on Amplitrex AT-1000 computerized tube tester (fixed bias mode). Etched 6386 numbers on glass. SPEC (100%) value for 6386 tube = 4000 gm and 9.6 mA plate current. PASS/FAIL grade for 6386 (65% of spec) = 2600 gm and 6.2 mA plate current.
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Mazda EF86 6267 GE branded Mesh Plates O-getter Matched Pair NOS
tested strong 70 where is considered good 70/102 70/103 please view all pictures closely before buying pictures also part of describe item condition
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Two GE 6386 Tubes / Amplitrex Tested +100% / D Getter / X3 Mica /Black Plates
Tested on Amplitrex AT-1000 computerized tube tester (fixed bias mode). Two GE 6386 tubes. Etched 6386 numbers on glass. SPEC (100%) value for 6386 tube = 4000 gm and 9.6 mA plate current. PASS/FAIL grade for 6386 (65% of spec) = 2600 gm and 6.2 mA plate current.