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Free Shipping Condition: Open box Location: Brunswick, United States RCA 5814A - NEW in BOX / TESTS NOS. They are known to be very quiet and ALWAYS test very consistent side to side and tube to tube. Triple Platinum Matched ... moreon Amplitrex AT1000. Amplitrex AT1000 Test Results 90%+ GM = Within NOS Specs 90%+ EM = Within NOS Specs.
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Free Shipping Condition: Unspecified Location: Easthampton, United States We have a vast inventory of thousands and thousands of tubes. Power Tubes: Checked for shorts, gas and leaks. Preamp Tubes: Checked for shorts, gas and ... moreleaks. Rectifier Tubes: Checked for shorts, gas and leaks.
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$30.00 Shipping Condition: New Location: Tardeo S.O, India EZ35 6X5GT MULLARD. Tested Advance Digital Tube Tester Amplitrex AT1000. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type ... more160. 1MP 807 VT100 RCA=6L6 EL34 ?. Getter Made in U.S.A Amplitrex Tested#542122&115.
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$30.00 Shipping Condition: New Location: Tardeo S.O, India NOS 3A/141AY CV1639 STC. Direct Heated Triode. made in England. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, AVO Type 160. KB/F ... moremilitary grade tube. New in Gvt original box.
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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.
$4.19 Shipping Condition: Unspecified Location: Watertown, United States Beautiful pair of Valvo E83F special quality pentode tubes. Tubes are both dated 1961. All tubes are tested for shorts, gas, noise and transconductance.
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$21.15 Shipping Condition: Used Location: Riverside, United States Date code is 6513 (January-March 1965).
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$5.50 Shipping Condition: Unspecified Location: Whitestone, United States Hickok 539B tested. Hickok 539B is a mutual conductance (Gm) type tube tester. (Plate#1 / Plate#2). >>>>>>>.
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$6.00 Shipping Condition: Used Location: Buffalo, United States This tube was tested on a Hickok 600 tube tester. Tube with date code 60-23 tested 17,000 gm. Tube with date code 62-46 tested 16,000 gm.
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$6.65 Shipping Condition: New Location: Brea, United States Very rare Amperex 7316/ECCC186 from 1959. Made in May 1959 in Heerlen Holland. Date Code: Ct1 Delta 9E. Made in Holland. Large O-Getter. ____ ______. ... moreTested in my preamplifier to make sure working as intended with no issues at all.
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$6.65 Shipping Condition: New Location: Brea, United States Rare and desirable D-getter version from 1960. Made in January 1960 in USA. with Gold Pin. Made in USA. I will almost always reply at least within 24 ... morehours. when left alone or playing music in my system.
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$6.00 Shipping Condition: Unspecified Location: Brea, United States Made in 1967 & 1968 in Blackburn England. Matched Pair. Tightly matched pair! Short Plate. One tube is labeled as HAMMOND. Tested in my preamplifier to ... moremake sure working as intended with no issues at all.
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Free Shipping Condition: Open box 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. These tubes were all tested in my Military Hickok Cardmatic to make sure they were perfect.
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Free Shipping Condition: Unspecified Location: Easthampton, United States The Sovtek EL84 brings in Sovtek’s reliability and durability with a combination of distortion, warmth and smoothness that makes it one of the best-rounded ... moreEL84 models out there. We are an authorized dealer for New Sensor products including Sovtek, Electro-Harmonix, Mullard, Tung-Sol, and Genalex.
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$30.00 Shipping Condition: New Location: Tardeo S.O, India 1 Matched Pair (2pcs) ATS25 VT60 ZA3496. ATS25 ZA3496 GEC. Beam Tetrode. Ceramic GEC Make Made in Gt. 1MP VT60(EL34 6L6 KT66 ) Cossor GEC U.K(Special ... more807 military grade) #778486&487 (#194037013635). 1MP GEC 6V6G black coated glass made in England Amplitrex tested#296001&49.
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$50.00 Shipping Condition: Open box Location: Tardeo S.O, India VT62 801A SYLVANIA. Tested on Amplitrex AT1000 Advance Digital Tube Tester. We have various type of valves and tubes testers Like 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 NOS NIB 6J5G Brimar. The Photos are actual Photos of tubes you are buying Tested on Amplitrex AT1000 Advance Digital Tube Tester. Amplitrex AT1000 Advance ... moreDigital Tube Tester, Hickok 752a tube tester, AVO Type 160.
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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.
$11.50 Shipping Condition: Open box Location: Point Roberts, United States The 6681 is a 12ax7. Minimum good value on a TV7 tester for a 12ax7 tube is 32 which represents approx 40% life left. The tubes test within the NOS range! ... moreThe tubes feature long 17mm black plates with O getters.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Rectifier Vacuum Tube. Made in Holland. Made in July 1957 in Holland. ____ ______. Strong and tightly balanced! where minimum good value is 54.
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$6.50 Shipping Condition: Unspecified Location: Whitestone, United States Hickok 539B tested. Hickok 539B is a mutual conductance (Gm) type tube tester. (Plate#1 / Plate#2). >>>>>>.
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Free Shipping Condition: New Location: Whippany, United States Two, new in box, RCA 5692 tubes, the long life/high reliability 6SN7GT. Red micanol bases, flat black plates, reinforcing rods. The 5692 is of course ... morethe ruggedized, low microphonics, low noise, high reliability, long-life version of the 6SN7GT tube and can be used in applications calling for the 6SN7GT.
$11.50 Shipping Condition: Used Location: Point Roberts, United States Pair 1940's GE Canada 6L6G Vacuum tubes! Tubes feature smoked glass with big bottle construction. Tubes test as follows Mininum good test value on a TV7 ... moretester for an 6l6 tube is 25 which represents approx 40% life left.
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$6.65 Shipping Condition: New Location: Brea, United States Made in July 1963 in Heerlen Holland. Rare Amperex 7316/ECCC186 tube from 1963. Made in Holland. Date Code: Ct5 Delta 3G4. Tightly balanced NOS tube! ... moreShort Plate. Tested in my preamplifier to make sure working as intended with no issues at all.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Matched Pair. Made in 3rd quarter 1972 & 4th quarter 1977 in USA. Western Electric. Very tightly matched pair! Black Plate. Made in USA. Date Code: 7239 ... more& 7752. where minimum good value is 3150.
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$4.55 Shipping Condition: Used Location: Sussex, United States Mutual Conductance: 6550gm where 4400gm is minimum and 6770gm NOS. Type: 70L7GT. Manufacturer: Philco. But this the way of the world now. We are always ... morelooking to buy more tubes. Large collections, small collections, it doesn't matter.
$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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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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$6.83 Shipping Condition: Open box Location: Tonopah, United States ON MY HICKOK 600a. 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 ... morea number of evaluations for tubes. The lines show how the tube conducts throughout that range.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India NOS DUAL "O" GETTER. TRIPLE MICA. We have various type of valves and tubes testers. We specialized in thoroughly tested and screened quality, vacuum tubes. ... moreMade in Germany.
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Free Shipping Condition: New Location: Whippany, United States The 5692 had two distinct designs, one from RCA and a later one by CBS/Hytron-Sylvania. but were made by one of these two concerns. Red micanol bases, ... moreblack plates, reinforcing rods. The 5691 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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$10.00 Shipping Condition: Used Location: Greer, United States USED AND TESTED POWERHOUSE NATIONAL UNION 813 (MILITARY VT-144) TRANSMITTING VACUUM TUBE - AS USED IN DOZENS OF HIGH POWER TRANSMITTERS & CIRCUITS. Test ... moreresults must exceed the tester minimums by at least 10%.
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$6.50 Shipping Condition: Unspecified Location: Whitestone, United States Type 5814A vacuum tubes. U.S.A. / 5814A. Hickok TV- 7B/U tested. Hickok TV-7B/U is a mutual conductance (Gm) type tube tester. One matched PAIR, circa ... more1960s, U.S.A made by RCA for United Electronic.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Made in Yugoslavia. Matched Pair. Tightly matched pair! Long Smooth Plate. Tested in my preamplifier to make sure working as intended with no issues at ... moreall. ____ ______.
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$6.50 Shipping Condition: New Location: Whippany, United States Grey, f32 construction, 7 notch, plates, halo getter, white printed logo. "Made in Gt. Firm base, excellent silvering, excellent, original logo on glass. ... moreTube tests at 170-169 where pass/fail is 80.
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Free Shipping Condition: Unspecified Location: Northampton, United States Colloquially known as "Mullard Japan". Labeled Hit-Ray, but also Hitachi. Test 20.2/20.5 & 21.0/21.0 for gain in the Maxi-Preamp (19 nominal).
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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: Unspecified Location: Brea, United States Made in Germany. Tested in my preamplifier to make sure working as intended with no issues at all. with no shorts, leakage or gas. ____ ______.
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Free Shipping Condition: Unspecified Location: Easthampton, United States We have a vast inventory of thousands and thousands of tubes. Power Tubes: Checked for shorts, gas and leaks. Preamp Tubes: Checked for shorts, gas and ... moreleaks. Rectifier Tubes: Checked for shorts, gas and leaks.
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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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$6.65 Shipping Condition: Unspecified Location: Brea, United States Long Ribbed Plate. Matched Pair. Diamond at the bottom. Desirable Early made Small Logo Pair. ____ ______. Tested in my preamplifier to make sure working ... moreas intended with no issues at all. where minimum good value is 875.
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$4.55 Shipping Condition: Used Location: Sussex, United States Type: 1962 JHS 5719. Manufacturer: Sylvania Gold. The tubes need to get to you in one piece. But this the way of the world now. We are always looking ... moreto buy more tubes. Large collections, small collections, it doesn't matter.
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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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$6.00 Shipping Condition: Used Location: West Bend, United States This tube is in very good condition. The tube number has been written on it by hand due to the original being worn off. This tube has an excellent match ... morebetween the 2 sides and has low microphonics.
$8.60 Shipping Condition: Used Location: Waunakee, United States Up for sale are two vintage RCA engraved base 71A globe tubes, one tested strong on a Hickok 1 tube tester, while the other tested poor. These tubes are ... moregreat for collectors of vintage electronics and audio enthusiasts. They were made in the United States and are compatible with various devices. These RCA tubes are perfect for those who are looking for genuine vintage parts for their audio or electronic devices. They can be used as replacements or as part of a collection. Don't miss your chance to own these rare and valuable tubes.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Made in Heerlen Holland. Made in 1st & 5th week of March 1969 in Heerlen Holland. Disc Getter. Matched Pair. Very strong and very tightly matched pair! ... more____ ______. Tested 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 to make sure these were great.
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$6.65 Shipping Condition: Unspecified Location: Brea, United States Made early in 1962. Made in July 1962 in Germany. Long Smooth Plate. Diamond on bottom. Date code: "fg". Tested in my preamplifier to make sure working ... moreas intended with no issues at all. Tightly balanced triodes!
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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: Whippany, United States Two, new in box, RCA-GE 5692 tubes, the long life/high reliability 6SN7GT. but were made by one of these two concerns. The CBS-Sylvania design utilized ... moreglossy black plates, the etched designation is found at the top of the bulb, and they had brown micanol bases.
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$5.00 Shipping Condition: Used Location: Moscow, United States Here are 2 test new 5963 tubes. I tested the tubes on my Hickok 600 mutual conductance tube tester and they read new,strong and balanced at (2850-2900) ... moremicromhos and (2800-3000) micromhos ,where (2200-2200) micromhos is the average reading of new 5963 tubes.They have no shorts or gas.
$6.90 Shipping Condition: Used Location: Garfield, United States PAIR 6A8 vacuum tubeS. TESTED ON MY HICKOK 539C TUBE TESTER. TEST RESULTS 400. TEST RSULTS 1300.
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$7.00 Shipping Condition: Used Location: Buffalo, United States These tubes were tested on a Hickok 600 tube tester. This tube tested 2500 gm.
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$5.40 Shipping Condition: New Location: Monongahela, United States These arereal socket savers that physically attach to the socket with a long screw and fastening nut. Good compatibility with most original sockets.
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$6.65 Shipping Condition: New Location: Brea, United States Square Getter. Made in the 3rd quarter 1971 in USA. Western Electric. Black Plate. Vacuum Tube. Made in USA. Original box is in poor condition. where ... moreminimum good value is 3150.
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$4.55 Shipping Condition: Used Location: Sussex, United States Type: 5X4G. Manufacturer: RCA. The tubes need to get to you in one piece. But this the way of the world now. We are always looking to buy more tubes. ... moreLarge collections, small collections, it doesn't matter.
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$6.65 Shipping Condition: New Location: Brea, United States Desirable JW mil-spec square getter version from 1960. Square Getter. Matched Pair. Western Electric. Both tubes are made in the 1st quarter 1960 in USA. ... moreNew never used pair. where minimum good value is 3150.
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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 JAN-6SN7GT SYLVANIA. We specialized in thoroughly tested and screened quality, vacuum tubes. Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a ... moretube tester, AVO Type 160. Tested on Amplitrex AT1000 Advance Digital Tube Tester.
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$35.00 Shipping Condition: Open box Location: Tardeo S.O, India Tested on AVO 160 tube tester. We have various type of valves and tubes testers Like Amplitrex AT1000 Advance Digital Tube Tester, Hickok 752a tube tester, ... moreAVO Type 160. Made in Holland. We specialized in thoroughly tested and screened quality vacuum tubes.
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