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$40.00 Shipping Condition: Open box Location: Tardeo S.O, India Amplitrex Tested Qty 1 Match Pair. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube ... moretester, AVO Type 160. made in Germany. Black base, clear glass.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India JAN CHS ECC35 6SL7GT VT-229 Sylvania. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube ... moretester, AVO Type 160. 1MP 807 VT100 RCA=6L6 EL34 ”D” Getter Made in U.S.A Amplitrex Tested#542122&115.
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Free Shipping Condition: Unspecified Location: Easthampton, United States Sovtek brings incredible reliability with their tubes. We are an authorized dealer for New Sensor products including Sovtek, Electro-Harmonix, Mullard, ... moreTung-Sol, and Genalex. Power Tubes: Checked for shorts, gas and leaks.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India 2692001 : T1=Ia=5.7ma Gm=2000. ECC32 MULLARD Smoked Glass Made in Gt. Britain Amplitrex tested. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex ... moreAT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Both tubes are made in April 1966 in Hamburg Germany. Matched Pair. Strong and tightly matched pair! Made in Germany. where minimum good value is 1150.
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Free Shipping Condition: Used Location: Blue Grass, United States EL84 6BQ5 Vacuum Tubes. Made with Mullard tooling these are very nice EL84s. Tubes carefully tested for transconductance (250 and 325 plate volts), current ... moredraw (325 plate volts), shorts, gas, life and leakage.
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$6.00 Shipping Condition: Unspecified Location: Whitestone, United States Type 5V4G vacuum tube. Hickok 539B tested. Hickok 539B is a mutual conductance (Gm) type tube tester. Tube features black platesand a bottom-mount 'Rectangular' ... moregetter construction. Tube#1 115 / 111.
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$6.50 Shipping Condition: Unspecified Location: Whitestone, United States Type 6DJ8 / ECC88 vacuum tubes. One matched PAIR, circa 1975, Holland made by Heerlen Amperex . Hickok TV-2B/U tested. Hickok TV-2B/U is a mutual conductance ... more(Gm) type tube tester.
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$6.00 Shipping Condition: Used Location: West Bend, United States These tubes are considered USED but they all test very good and have low microphonics. My test results may not match yours because all testers are different. ... moreThe label may be worn off. The tube number may be written on it by hand.
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Free Shipping Condition: New Location: Blue Grass, United States G.E. 6F8G NOS Vacuum Tubes. For sale I have a excellent pair of matched new in original box General Electric gray glass 6F8G tubes. Identical 1956 production ... morecodes. Tubes carefully tested for transconductance, shorts, gas, life and leakage.
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$6.80 Shipping Condition: Used Location: Buffalo, United States These tubes were tested on a Hickok 600 tube tester. The tube is sealed in the box. That is why there is no picture of the tube. Box has never been opened.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Made in June & November 1961 in Blackburn England. Matched Pair. Short Plate. One tube is labeled as EICO. Tested in my preamplifier to make sure working ... moreas intended with no issues at all. where minimum good value is 1950.
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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: Unspecified Location: Easthampton, United States The Genalex reissue CV511 / 6V6GT is probably the best new production 6V6 on the market. New Sensor corp put an incredible amount of effort into copying ... morethe original in both construction and tone. Looking for a better tube is pointless.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India Made in Holland Amplitrex Tested 1 Matched Quad 4 PCS. Tested on Amplitrex AT1000 Advance Digital Tube Tester. We have various type of valves and tubes ... moretesters Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India NOS EM34 SATOR. Red Coated. The above Price is for Sale 2 Pcs. We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital ... moreTube Tester, Hickok 752a tube tester, AVO Type 160.
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$40.00 Shipping Condition: Open box Location: Tardeo S.O, India Tested on Amplitrex AT1000 Advance Digital Tube Tester. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160. NOS 5751 ... moreGB SYLVANIA. CLEAR GLASS GOLD PINS. We specialized in thoroughly tested and screened quality, vacuum tubes.
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$6.65 Shipping Condition: Used Location: Brea, United States Very strong tube! Mil-Spec Tube. Label is partially erased. Made in USA. ____ ______.
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Free Shipping Condition: Used Location: Whippany, United States Two, Cunningham CX-301A, #01A tubes, with the globe/balloon glass envelope. These are of course exact equivalents to the UX-201A/UX201A, 01A, and 201A ... moretubes. Firm bases, excellent silvering. Tubes are matched for dynamic gain and structure- test at 900, 850 where pass/fail is 470 micromho.
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Free Shipping Condition: New Location: Whippany, United States These tubes were manufactured by Sylvania, as evidenced by inspection, as well as the presence of the "312" manufacturers code on the base- which uniquely ... moreidentifies Sylvania as the original manufacturer.
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Free Shipping Condition: Used Location: Blue Grass, United States For sale I have a excellent pair of identical Sylvania VT-229 6SL7GT vacuum tubes. Black round plates with bottom "D" getters. A great 6SL7! Tubes carefully ... moretested for transconductance, shorts, gas, life and leakage.
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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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$4.55 Shipping Condition: Used Location: Sussex, United States Type: JHY-5814A/12AU7A. Manufacturer: CBS Hytron. But this the way of the world now. We are always looking to buy more tubes. Large collections, small ... morecollections, it doesn't matter. Looking forward to hearing from you, Dan.
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$6.00 Shipping Condition: Used Location: West Bend, United States This tube is in excellent shape. This tube has a 9% Gm match between the 2 sides and is slightly microphonic. My test results may not match yours because ... moreall testers are different. Most preamp tubes are tested for microphonics.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Both tubes have "260" code indicating they are made by Philco. Matched Pair. Strong and tightly matched! Short Black Plate. Tested in my preamplifier ... moreto make sure working as intended with no issues at all.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Highly desirable U52 rectifier tube. Bottom Square Getter. Rectifier Vacuum Tube. Coke Bottle. Black Plate. with no shorts, leakage or gas. Black Base. ... moreLabel is erased and base is tight.
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Free Shipping Condition: New Location: Bullard, United States Great for any high end a udio amplifier. These tubes are what audiophile enthusiasts are looking for. This tube can be used as an audio tube, in your ... moreamplifier. This tube was tested in my Military Hickok Cardmatic to make sure it was perfect.
$10.50 Shipping Condition: Open box Location: Point Roberts, United States Minimum good value on a TV7 tester for a 6DJ8 tube is 62. The tubes test within the NOS range! Tube features grey plates and a Disc getter. Tube has matched ... morebalanced plates.
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$40.00 Shipping Condition: New Location: Tardeo S.O, India JAN-6SN7GT Sylvania 2 Hole Plate Amplitex Tested Qty 1 MP. NOS NIB JAN-6SN7GT / VT-231 SYLVANIA. We specialized in thoroughly tested and screened quality, ... morevacuum tubes. Tested on Amplitrex AT1000 Advance Digital Tube Tester.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India ECC83 12AX7 CV492 Mullard "D" Getter Gt.Britain. ECC83 12AX7 CV492 Mullard. made Amplitrex Tested Qty 1 MP. Tested on Amplitrex AT1000 Advance Digital ... moreTube Tester. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160.
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$8.00 Shipping Condition: New Location: Brea, United States Both tubes are made in October 1967 in Germany. Matched Pair. Very strong NOS pair! with Gold Pin. Made in Germany. Fragile label is partially erased ... morefrom handling. where minimum good value is 7000.
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Free Shipping Condition: Used Location: Blue Grass, United States For sale I have a pair of Sylvania JAN VT-217 JAN 811 vacuum tubes. Life tests on both tubes were as NOS. Tubes carefully tested for transconductance, ... moreshorts, gas, life and leakage. No tube is sold that has any gas, leakage or fails life and strength tests.
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$5.43 Shipping Condition: New Location: Melrose, United States For sale is ULTRA RARE Sylvania NOS/NIB JHS 12au7/ECC82 Black plates tube []-getter. Made in the US, 1953! Here you will find a wide selection of NOS ... moreand reissue tubes. Tube 1: 1.8/1.7. All tubes are also tested for noise and microphonics.
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$5.65 Shipping Condition: New Location: Whippany, United States One, new in original box, Sylvania 5Y3WGT tube, with the tubular shaped glass bulb. There are two tubes available, however the price is for just one. ... moreThe 5Y3WGT can be used in all applications calling for the 5Y3GT.
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Free Shipping Condition: Used Location: Blue Grass, United States G.E. 6L6G Vacuum Tubes. For sale I have a pair of very tightly matched pair of General Electric 6L6G vacuum tubes. Tubes carefully tested for transconductance ... more(250 and 325 plate volts), current draw (325 plate volts), shorts, gas, life and leakage.
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$6.50 Shipping Condition: Unspecified Location: Easthampton, United States Country of Manufacture: USSR. Quantity: 4 Pieces-Matched Quad. Notes: Note, these were made in Soviet Era Russia. Fully tested & matched by Gm. We have ... moremany of these so we cannot display individual test results.
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Free Shipping Condition: New Location: Whippany, United States These 5693 tubes are the long life/high reliability equivalents of the 6SJ7 and 6SJ7GT tubes. Firm bases and excellent, original paint. Tubes are matched ... morefor dynamic gain and structure- test at 2000, 2000 where pass/fail is 1040 micromho.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Bottom Getter. Rectifier Vacuum Tube. with no shorts, leakage or gas. Made in USA. where minimum good value is 54.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India 1MP 6L6GB RCA Dual "D" Getter Made. inU.S.A Amplitrex AT1000 Tested 1MP. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance ... moreDigital Tube Tester, Hickok 752a tube tester, AVO Type 160.
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$35.00 Shipping Condition: New Location: Tardeo S.O, India 6SN7GT BRIMAR "Plate" Getter Made In USSR. NOS NIB 6SN7GT BRIMAR. Tested on Amplitrex AT1000 Advance Digital Tube Tester. Amplitrex AT1000 Advance Digital ... moreTube Tester, Hickok 752a tube tester, AVO Type 160.
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Free Shipping Condition: New Location: Blue Grass, United States Valvo NOS 6HU8 Vacuum Tube. Acid etched code of: "D0B3" proves Valvo manufacture. Tube carefully tested for emissions, shorts, gas, life and leakage. ... moreNo tube is sold that has any gas, leakage or fails life and strength tests.
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Free Shipping Condition: New Location: Salt Lake City, United States It shows a gm of 1080 ( with a multiplier of 3 ), which is. The minimum gm is 1140. Tested on my Weston 981 mutual conductance tube tester (type 3). Mutual ... moreConductance Tube Tester.
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Free Shipping Condition: Used Location: Blue Grass, United States NOS/NIB 5R4WGY Vacuum Tube. For sale I have a single new in original box Trans. Tubes carefully tested for emissions, shorts, gas, life and leakage. No ... moretube is sold that has any gas, leakage or fails life and strength tests.
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$5.95 Shipping Condition: New Location: Kingman, United States I also use a Hickok 752 /800/600 or Amplitrex AT1000 for testing. Rectifiers and Diode tubes do not have Transconductance values. VACUUM TUBE TESTING. ... moreSo this shows what I get, and what you get may be slightly different.
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Free Shipping Condition: New Location: Harrisburg, United States 2X "O" Getters. Two GE JAN 6L6WGTB Tubes. Box : GE Boxes in Good Shape. Durable MILSPEC "W" Series Power Tubes. Value-Added Tubes. GM[%]: 95 & 97. Tubes ... moreTested on a AMPLITREX AT1000 Tester. Tubes Tests as Follows.
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Free Shipping Condition: New Location: Whippany, United States Two, new in box, RCA 6L6G tubes. These are of course be used in applications also calling for the 6L6 and 6L6GA tubes. Firm bases, dual D-getter, excellent ... moresilvering. Tubes are matched for dynamic gain and structure- test at 5500, 5375 where pass/fail is 3125 micromho.
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Free Shipping Condition: Used Location: Blue Grass, United States N.U. NOS 6C6 Vacuum Tubes. For sale I have a pair of new in original box National Union 6C6 vacuum tubes with identical production codes. Carefully tested ... morefor transconductance, shorts, gas, life. No tube is sold that has any gas, leakage or fails life and strength tests.
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Free Shipping Condition: Used Location: Harrisburg, United States Two Excellent NEC 12AD7 Tubes. TV-7A/U Minimum for 12AD7 Tubes:32/32. "O" Getters. Short Grey Half Ladder Plates. Statistics-driven when evaluating vacuum ... moretubes > Certified Six Sigma Master Black Belt.
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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 to make sure these were great.
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Free Shipping Condition: New Location: Blue Grass, United States For sale I have a single new in original box Holland 1966 production Amperex 7062 E180CC vacuum tube. Tube is pristine. Carefully tested for transconductance, ... moreshorts, gas, life. No tube is sold that has any gas, leakage or fails life and strength tests.
$10.50 Shipping Condition: Used Location: Point Roberts, United States Minimun good value on a TV7 tester for a 12ax7 tube is 32. The tube testes within the NOS range. The tube dates to 1960 and features long 17mm grey plates ... morewith a D getter.
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$4.19 Shipping Condition: New Location: Yakima, United States Thyratrons can handle much greater currents than similar hard-vacuum tubes. Tested as shown on Hickok 533 Dynamic Mutual Conductance Tube Tester. Box ... moreworn from years of storage.
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Free Shipping Condition: Open box Location: Great Falls, United States Boxes might show wear from being in storage. Everything can be resolved without leaving a negative feed back. We will do everything we can to give you ... morebest price we can!
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$6.00 Shipping Condition: New Location: Normal, United States Black plates. 7199 tubes were engineered primarily for high fidelity audio applications and typically used as a preamplifier/phase inverter tube. They ... morewere designed for exceptionally low noise and hum characteristics.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Square Getter. Western Electric. Tightly matched pair! Both tubes are made in 1960 in USA. Black Plate. where minimum good value is 3150. Made in USA.
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$6.00 Shipping Condition: Unspecified Location: Whitestone, United States One tube, circa 1966, Holland made by Heerlen Amperex . 'Bugle Boy' type 12AX7 / ECC83 vacuum tube. (Triode#1 / Triode#2). Hickok TV-7B/U tested. Hickok ... moreTV-7B/U is a mutual conductance (Gm) type tube tester.
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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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$12.25 Shipping Condition: Unspecified Location: Brea, United States Square Getter. Long Black Welded Plate. Made in 1953! Made in May 1953 in England. LONG BLACK WELDED PLATE! Ultra Rare! where minimum good value is 875.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India ECC31 Mullard. Tested on Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type ... more160. Made In Gt Britain. Black Plate, Black Base.
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$30.00 Shipping Condition: New Location: Tardeo S.O, India "D" Getter. Made In Holland. Tested on AVO 160. We specialized in thoroughly tested and screened quality, vacuum tubes. New in Original Box.
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