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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India 5766 "O" Getter Holland AVO160 Tested Qty 1 Match Pair. "O" Getter. Made in Holland. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, ... moreAVO Type 160. Tested on AVO 160. We specialized in thoroughly tested and screened quality, vacuum tubes.
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Free Shipping Condition: New Location: Easthampton, United States The 6550EH is the finest current production tube for any amp using 6550 or KT88. The 6550EH will greatly improve the performance of any amp. We have a ... morevast inventory of thousands and thousands of tubes.
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$6.50 Shipping Condition: Open box Location: Easthampton, United States Tube Type / Number: 12BH7A. Getter Construction: Top Fat D. Quantity: 4 Pieces-Matched Quad. Plate Construction: Grey Oval. Tests as NOS?. Tested For ... more& Matched By: Gm (General Mutual Transconductance).
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$35.00 Shipping Condition: New Location: Tardeo S.O, India 1MQ JAN 6V6GTY RCA NOS NIB made in U.S.A. JAN 6V6GTY RCA. The "Y" from 6V6GTY stands for the superior quality brown phenolic resin base version which ... moregrants a higher heat resistance and higher insulation resistance.
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$4.55 Shipping Condition: Used Location: Sussex, United States Type: JAN CHS 7N7. Manufacturer: Sylvania. The tubes need to get to you in one piece. But this the way of the world now. We are always looking to buy ... moremore tubes. Large collections, small collections, it doesn't matter.
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Free Shipping Condition: New Location: Bullard, United States This tube is what audiophiles are looking for. Fantastic sound and rare. Th istube wastested in my Military Hickok Cardmatic to make sure it was good. ... moreAll the tests were excellent. This tube was made in the U.S.A., by Sylvania, in 1954.
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$6.00 Shipping Condition: Used Location: Whitestone, United States Type 6SN7GTB vacuum tube. (Triode#1 / Triode#2). Hickok TV-7B/U tested. Tube features grey ladder plates and a side-mounted 'Fat- D ' getter construction. ... moreHickok TV-7B/U is a mutual conductance (Gm) type tube tester.
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Free Shipping Condition: New Location: Bullard, United States These are getting scarce and are a high end tube used by most of the professionals. Great for any a udio amplifier. These tubes are what audiophile enthusiasts ... moreare looking for. JRP 5687WA. These tubes were tested in my Military Hickok Cardmatic to make sure these were great.
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$5.25 Shipping Condition: Used Location: Starkville, United States The mutual conductance of each tube was tested on a Hickok tester. Each tube was tested for quality as a 5654, and then retested for quality as a 6AK5W. ... moreSylvania (Green Print) JHS 5654/6AK5W Tubes, Matchge.
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Free Shipping Condition: Used Location: Avilla, United States There are (4) 6SN7GTA's and (1) 6SN7GT. One of the 6SN7GTA's has angled plates, but the rest are all parallel plates. These tubes. Ref: Minimum readings ... moreshould be 1560/1560 micromhos and new tubes should test at 2600/2600 or more micromhos.
Free Shipping Condition: New Location: Olathe, United States NOS NIB National Union VT115A 6L6G tube. GM= the mutual conductance score from my Hickok 799 tester. Each single is also a tight match for one of the ... moretwo tubes in the pair.
$11.50 Shipping Condition: Open box Location: Point Roberts, United States Minimun good value on a TV7 tester for a 12at7 tube is 50. The tube tests within or near the NOS range. Tubes have balanced plates that were matched for ... morecurrent draw. Tubes feature grey plates with a disc O getter.
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$6.00 Shipping Condition: Used Location: West Bend, United States This tube is in good shape. This tube has a 3% Gm match between the 2 sides and is microphonic but still usable in non critical applications. My test ... moreresults may not match yours because all testers are different.
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Free Shipping Condition: Unspecified Location: Easthampton, United States Preamp Tubes: Checked for shorts, gas and leaks. We have a vast inventory of thousands and thousands of tubes. Power Tubes: Checked for shorts, gas and ... moreleaks. Rectifier Tubes: Checked for shorts, gas and leaks.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India NOS ECC81 COLOMAR. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type ... more160. We specialized in thoroughly tested and screened quality, vacuum tubes.
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Free Shipping Condition: Unspecified Location: Easthampton, United States Svetlana vacuum tubes are among the best available at any price point, and are a great choice for anyone looking for high fidelity and reliability. Power ... moreTubes: Checked for shorts, gas and leaks. Preamp Tubes: Checked for shorts, gas and leaks.
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$35.00 Shipping Condition: New Location: Tardeo S.O, India NOS NIB CV5008 6080WA TUNGSOL. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, ... moreAVO Type 160. 1MP 807 VT100 RCA=6L6 EL34 ”D” Getter Made in U.S.A Amplitrex Tested#542122&115.
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$6.00 Shipping Condition: Used Location: Buffalo, United States These tubes were tested on a Hickok 600 tube tester. Tube with date code 9-30 tested 2500/2300 gm. Tube with date code 9-17 tested 2700/2800 gm.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Triple Mica. Matched Pair. Strong and tightly matched pair! Made in Germany. ____ ______. Tested in my preamplifier to make sure working as intended with ... moreno issues at all. where minimum good value is 875.
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$195.00 Shipping Condition: For parts or not working Location: Canyon, United States from estate, as found - powers on, all tubes inside tester test good, lamps and meter work, inside clean and no components have visual damage, card eject ... moreplunger is stuck in down position and unit will need calibrated - handle on card case is broken - sold as is for restore project - very heavy - $195 S/H to Continental U.S.
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$4.95 Shipping Condition: Unspecified Location: Northampton, United States Listening tested for excessive noise and microphonics in a Maxi-preamp 2 tester.
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$6.00 Shipping Condition: Unspecified Location: Brea, United States Bottom Getter. Rectifier Vacuum Tube. Coke Bottle. ____ ______. where minimum good value is 54.
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Free Shipping Condition: For parts or not working Location: Spring Hill, United States Here's a Cunningham CX345 in its original box. The last pic shows it being tested in my Hickok 600A Gm tester. It may or may not be NOS, but it tests ... more1800 where 1850 is average new tube value. No gas or shorts.
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$9.00 Shipping Condition: New Location: Port Orchard, United States This pair is not new in the original box but tests very strong and well over 100% per plate at 100/98/50 and 98/96/50.
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$6.65 Shipping Condition: New Location: Brea, United States Radiotechnique (RT). Both tubes are made in the 20th week of 1967 in France. Matched Pair. Made in France. Very strong pair! Tested in my line preamplifier ... moreto make sure working as intended with no issues at all.
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$6.65 Shipping Condition: New Location: Brea, United States Desirable JW Mil-Spec pair! Both tubes are made in the 1st quarter 1956. Matched Pair. Western Electric. Made in USA. Original boxes have tapes over them.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Triple Mica. with Falcon Logo. Matched Pair. Strong and well matched pair! Long Plate. Made in Germany. Label is partially erased. where minimum good ... morevalue is 1950.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Bottom Square Getter. Rectifier Vacuum Tube. Coke Bottle. Made in 1949 in USA. with no shorts, leakage or gas. Made in USA. Date code: 9-48. where minimum ... moregood value is 54.
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$200.00 Shipping Condition: New Location: Tardeo S.O, India BEL 6000A Air Cooled Transmitting Triode. The BEL 6000A SHORT-WAVE TRIODE WITH FORCED AIR COOLING AND A THORIATED TUNGSTEN. BEL (Bharat Electronics Ltd.). ... moreRF Tube Made in India. MADE IN INDIA. Started in early age of Electronic Era of India.
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$6.83 Shipping Condition: Open box Location: Tonopah, United States I have a B&K 747 tube tester. This is a mutual conductance tester. I also use a Tektronix curve tracer for testing triodes. I give a number of evaluations ... morefor tubes. The lines show how the tube conducts throughout that range.
$11.50 Shipping Condition: Used Location: Point Roberts, United States Mininum good test value on a TV7 tester for an 6l6 tube is 25. The tubes all test within or near the NOS range. One tube has the yellow Sylvania logo ... moreand the other is green. Tubes feature Black plates with a small ring O getter.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Square Getter. Strong and tightly balanced tube! Black Plate. Made in USA. Made in USA. where minimum good value is 3150.
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Free Shipping Condition: Used Location: Whippany, United States Red printed logo bases, black, round plates, smoked glass. Firm bases, excellent silvering. Tubes are matched for dynamic gain and structure- test at ... more3000-3000 and 3000-2875 where pass/fail is 1625 micromho.
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$8.60 Shipping Condition: New Location: Kingman, United States NOS GE 5Z3 Vacuum Tube Hickok Tested 1850.1850/800.800. Hickok Tested. I also use a Hickok 752 /800/600 or Amplitrex AT1000 for testing. Rectifiers and ... moreDiode tubes do not have Transconductance values.
$10.50 Shipping Condition: Used Location: Point Roberts, United States Minimun good value on a TV7 tester for a 12ax7 tube is 32 which represents approx 40% life left. The tube tests within the NOS range. The tube dates to ... morethe 1960s and features Grey plates with an O getter.
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$5.00 Shipping Condition: Used Location: Buffalo, United States This tube was tested on a Hickok 600 tube tester.
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$6.50 Shipping Condition: Unspecified Location: Whitestone, United States Thoroughly tested on Hickok 539B . Hickok 539B is a mutual conductance (Gm) type tube tester. Cunningham 6L6 vacuum tube. One tube,circa 1958, U.S.A. ... moremade.
$11.50 Shipping Condition: Open box Location: Point Roberts, United States Minimun good value on a TV7 tester for a 6085 tube is 32. The tubes test within the NOS range. Tubes each have matched balanced plates. perfect for Hifi. ... moreTubes feature gold pins with O getters and grey plates.
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$40.00 Shipping Condition: New Location: Tardeo S.O, India NOS NIB 6F8G VT99 TUNGSOL. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160. The tube tested 100% strong. Up for sale ... more1 Matched Pair (2 Pcs.). Black Coated Glass. We specialized in thoroughly tested and screened quality, vacuum tubes.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India E182CC MULLARD. Hickok 752A. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160. Up for Sale is 1 Match Pair 2 Pcs. Previously ... morewe were better Known as a Wholesaler, but recently.
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$11.70 Shipping Condition: Used Location: Jamesville, United States This is a Great Vintage Mullard GZ34 Vacuum Tube- Early production 55J- Metal Base. Tested high and strong on my Calibrated Hickok Tube Tester. Picture ... more1 and 2 are the test results which are equal and strong. Please ask any questions you may have prior to purchase. Thank you and please check out my other Items I have listed. I usually ship within 5 business days of received payment not including weekends and holidays.
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Free Shipping Condition: New Location: Whippany, United States Two, new in box, RCA JAN CRC 5691, military issue tubes, the long life/high reliability 6SL7GT. Red micanol bases, black plates, reinforcing rods. The ... more5691 is of course the ruggedized, low microphonics, low noise, high reliability, long-life version of the 6SL7GT tube and can be used in applications calling for the 6SL7GT.
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Free Shipping Condition: New Location: Blue Grass, United States Sylvania NOS EL84 6BQ5 Vacuum Tubes. For sale I have a pair of very tightly matched pair of new in original box Sylvania 6BQ5 EL84 vacuum tubes. Tubes ... morecarefully tested for transconductance (250 and 325 plate volts), current draw (325 plate volts), shorts, gas, life and leakage.
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$4.95 Shipping Condition: Unspecified Location: Northampton, United States Hamburg "Valvo" plant Df6 D5A4.
$11.50 Shipping Condition: Open box Location: Point Roberts, United States Minimum good test value on a TV7 tester for a 5AR4 tube is 40 which represents approx 40% life left. The tubes test within the NOS range. Tube tests as ... moreNew. Tube 1 : 60.9/60.6. date codes of f32 B0J1.
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$5.50 Shipping Condition: Used Location: Hesperia, United States GE 12AX7 ECC-83 Gray Plate O Getter. Tube 1 ( 47/46 GM ) Minimum Value = 32/32. Since vacuum tubes were made 30 ?. This includes poor print, oxidized ... morepins, faint discoloration, or poorly box. Tested 95/93%.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Made early in 1958 &1959. Made in October 1958 & November 1959 in Germany. Long Ribbed Plate. Matched Pair. Diamond on Bottom. Date Code: "qa" & "uc". ... moreTested in my preamplifier to make sure working as intended with no issues at all.
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Free Shipping Condition: New Location: Bullard, United States These are getting scarce and are a high end tube used by most of the professionals. Great for any a udio amplifier. These tubes are what audiophile enthusiasts ... moreare looking for. Th ese tubes were tested in my Military Hickok Cardmatic & Maxi Matcher 2 tester, to make sure these were great.
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$6.80 Shipping Condition: Used Location: Winston Salem, United States Good used pair of Mullard UK 7025 tubes. Tested very good on my Hickok/WE KS-15784-L2 computer controlled tester.
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$5.85 Shipping Condition: New Location: Morriston, United States Top D Getter. TESTED NEW NOS NIB . Perfect Well Balanced Plates! Black Plates. TUBE's TEST RESULT's I tested these on a High Quality Professonal Hickok ... moreTV-7/U Tester TV-7/u Tested! TESTED WITH a (TV-7/U) FOR GAS, SHORTS, AND MUTUAL CONDUCTANCE AND ARE MOSTLY STRONG TUBES!
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Free Shipping Condition: Used Location: Whippany, United States Off-white printed logo bases, black, T-plates. Outstanding sonics. Firm bases, excellent silvering. Tubes are matched for dynamic gain and structure- ... moretest at 3250-3125 and 3250-3125 where pass/fail is 1625 micromho.
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$7.95 Shipping Condition: Used Location: Billings, United States Excellent “quad” of Mullard ECC81 / 12AT7 Vacuum Tubes! Silkscreen is very nice overall on these tubes! All tested excellent on my Calibrated Hickok tester. ... moreTube construction is ruggedized, probably mil. Specifications based on my experience. Very nice quad, and sound test was very nice! Non- original boxes. Hickok- 50 Test results: t1: 80, t2: 88, t1: 80, t2: 86 t1: 88, t2: 88, t1: 80, t2: 88 Please leave our feedback, thank you! cnlaudio
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Free Shipping Condition: New Location: Blue Grass, United States G.E. 6K6GT NOS Vacuum Tubes. For sale I have a excellent pair of matched new in original box General Electric 6K6GT vacuum tubes. Identical production ... morecodes. Tubes carefully tested for transconductance, shorts, gas, life and leakage.
$11.50 Shipping Condition: Open box Location: Point Roberts, United States Tubes have been matched for current draw. Minimun good value on a TV7 tester for a 6V6 tube is 46. The tubes test within or near the NOS range. Tubes ... moreare made in Canada and feature smoked glass with black plates.
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$4.95 Shipping Condition: Unspecified Location: Northampton, United States 5751 is a lower gain 12AX7 variant. Rare 1958 Tung-Sol JTL-5751WA D Getter Long Plate 5751, matching date code pair.
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$4.55 Shipping Condition: Unspecified Location: Sussex, United States Type: 12AX7A. Getter: Top Halo. But this the way of the world now. We are always looking to buy more tubes. Large collections, small collections, it doesn't ... morematter. Looking forward to hearing from you, Dan.
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$5.50 Shipping Condition: Used Location: Hesperia, United States Tung-Sol JTL 12AX7 Black Plate SQ Getter. Tube 1 ( 40/39 GM ) Minimum Value = 32/32 = low 81/79%. Since vacuum tubes were made 30 ?. This includes poor ... moreprint, oxidized pins, faint discoloration, or poorly box.
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$5.95 Shipping Condition: Unspecified Location: Northampton, United States We cannot be responsible for what tubes test in another tester. Great Round Plate Pair. Not warrantied for guitar amp use.
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Free Shipping Condition: Unspecified Location: Easthampton, United States Ruggedized with thickened mica spacers and a gold plated grid, this is a great tube for use in a high powered amplifier. Power Tubes: Checked for shorts, ... moregas and leaks. Preamp Tubes: Checked for shorts, gas and leaks.
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Free Shipping Condition: Unspecified Location: Easthampton, United States The JJ ECC83-S / 12AX7 is possibly the most popular 12AX7 ever made. Suitable for audio or guitar. These are especially low noise with their unique plate ... moredesign with plenty of gain. Located in the Cabotville Industrial Park of Chicopee, MA.
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