UNTESTED. These all came from an old repair person and have several different ones listed. Being sold as is. If in box, presumably new old stock Please viewall photos. Zoom in on photos for a close-up view. Thank you for your support! Look at the multiple shipping options for cheapest shipping price(click “see details” next to the shipping price to see all shipping options, for the least expensive to your area. It will be carefully
Item Category: Vintage Electronics
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JAN 5670W GE NOS Vacuum Tube, TV-7D Tested – will combine shipping
Vacuum Tube. sections of a single tube. Within 3% I consider to be ‘Balanced’. Tested at 43/52. Clean tubes will radiate heat better & operate cooler. Test results will differ between various testers for many reasons such as technical design, aging components, etc.
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NOS NIB 70’s Sylvania JAN 5670W Black Plate Matching Pair Tubes 396a 2c51
One Matching pair NOS 1970’s Black Plate JAN 5670W. (Several available).
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Pair JAN 5670W GE NOS Vacuum Tubes, TV-7D Tested – will combine shipping
Vacuum Tubes. ‘Matched’ refers to comparing the gm test results between the lowest to the highest of the identical sections of a set of tubes. ‘Matched’ I consider to be within 10%. Tubes will generally be cleaned.
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GE JAN 5670W Black Plate NOS Full Sleeve *qty 5* Tests Very Strong 💪
These have black plates and test NOS. These are New Old Stock never been used. These were tested for shorts gas and mutual conductance. They tested very strong! Tested with TV7 for shorts and Gas and then used my Essues Technologies eTracer for Mutual Conductance.
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Pair GE JAN 5670W Vacuum Tubes Black Plate Foil Getter TV-7 Tested Strong
Pair of GE JAN 5670W vacuum tubes black plate solid round getter. Tubes are identical in construction. The minimum is equal to 65% of the life of the tube. Tested at: 38/37. Tested for shorts and gas.
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Pair JAN 5670W RCA NOS Vacuum Tubes, Triplett 3444 Tested – will combine ship
New Triplett chart =3600/3600 & 5500/5500 micromhos. Vacuum Tubes. ‘Matched’ refers to comparing the gm test results between the lowest to the highest of the identical sections of a set of tubes. ‘Matched’ I consider to be within 10%.
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Pair GE JAN-5670W 2C51 396A Tubes Black Plates Disc Getter NOS Multiple Avail
25 pairs available all new old stock and removed from factory case. Same 75-30 dates
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National Electronics 5AR4 GZ34 Made in Russia Vacuum Tube TV7 TESTED
For sale is a single National Electronics GZ34 Vacuum Tube, made in Russia. It tested good where the minimum for a good tube is 40. – 46.5 / 46 (tube one).