This rare vintage tube is an 00A triode labeled "Champion." Its globe bottle is completely enveloped in flashing and it has an engraved black base.
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This is a vintage Cunningham CX-301A power output triode. It is compatible with any long-pin 01A type tube (201A, 301A, UX-201A, CX301A). Its globe bottle is completely enveloped in flashing and it has an engraved black base.
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Price: Starting at $19.00
This is a vintage RCA Radiotron UX-201A / 201-A power output triode. It is compatible with any long-pin 01A type tube (201A, 301A, UX-201A, CX301A). Its globe bottle is completely enveloped in flashing and it has an engraved black base.
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This very unusual GX-201A by Airline is a power output triode compatible with any long-pin 01A type tube (201A, 301A, UX-201A, CX301A). Its globe bottle is completely enveloped in flashing and it has an engraved red and black marbled base.
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The RCA 2A3 tubes in this premium matched pair have dual black plates and bottom D getters. Both tubes test as new and are matched within 2% for transconductance (Gm) and within 10% for emissions (mA). They com in their original boxes.
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This precisely matched pair of RCA CRC 2A3 triodes is a wonderful find! These tubes come with their original boxes, but the boxes are in rough shape.
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This 24A radio frequency tube is made by Sylvania and comes in the original box.
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This matched pair of Arcturus 127 blue globe triodes is a rare find indeed! I have listened to these tubes in the driver stage of my 300b SET amp and they sound great!
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This precisely matched pair of Westinghouse 227 globe triodes has the desirable mesh plates. I have listened to these tubes in the driver stage of my 300b SET amp and they sound great!
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This is the famous 417A by Western Electric! What more can I say? Use them to drive your 300B tubes, headphone amps, or high efficiency speakers. In the right circuit they can put out .4 watts by themselves!
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These are the famous 417A tubes by Western Electric! What more can I say? Use them to drive your 300B tubes, headphone amps, or high efficiency speakers. These tubes test as new and are sold as matched pairs.
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These military spec Raytheon 5842WA are as versatile as the Western Electric 417a triodes. Use them to drive your 300B tubes, headphone amps, or high efficiency speakers. Tubes test as new and are sold as matched pairs that come in their original boxes.
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This Western Electric 5842 triode equivolent to the famous 417A by Western Electric! What more can I say? These are awesome tubes. Use them to drive your 300B tubes, headphone amps, or high efficiency speakers. So many possibilities!
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This RCA UX-245 / 45 type triode has the old style globe glass and a black plate with a circle imprint. (It looks very similar to the Cunningham 345 types.) Tube tests at 84% (min 60%) for transconductance (Gm) AT1000 at full operating voltage (257V).
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This Triad 245 / 45 type triode has the old style globe glass and three horizontal ribs imprinted on the plate.
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This Cunningham CX-345 / 45 type triode has the old style globe glass and circle imprint on the plate. It looks very similar to the RCA 245 and would match up nicely with them visually. Tube tests good.
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This matched pair of Raytheon 45 triodes have ST bottles, black plates, bottom getters, and engraved bases.
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The Sylvania VT-52 tubes in this very rare matched pair have bottom getters and single black plates with ceramic supports. They come in their original boxes. Both tubes test as new and are matched within 2% for transconductance (Gm).
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This 46 dual grid triode tube was made by Sylvania (312 code) and labeled for Zenith. Tube tests as new and comes with original packaging.
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This gorgeous 56 vintage 5-pin triode by Arcturus has a blue globe bottle and engraved black base in outstanding condition. I've listened to this tube in a 300B SET amplifier and verified that it is not microphonic and it does not hum.
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This is a beautiful Arcturus 57 radio tube with a blue ST bottle.
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This is a beautiful Arcturus 58 RF power tube with a blue ST bottle.
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Price: Starting at $19.00
This Ken-Rad 1629 / VT-138 is a military spec eye tube for use as a tuning level indicator. It has a green phosphor element. Choose from tubes that test as new / bright or good.
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Price: Starting at $39.00
This military spec Ken Rad JAN CKR 6B4G tube has an ST bottle with black glass, black plates, and a bottom getter. The 6B4G is an octal version of a 2A3. Choose from tubes that test as new or good.
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These Raytheon 6B4G triode power tubes have ST bottles, black plates, and dual bottom getters. They test on the border of what would be expected for new tubes and are sold as a pair.
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This 6B4G is a triode power tube made by Sylvania (green label). It has an ST bottle, black plates, and a bottom getter.
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This Sylvania 6E5 magic eye tube tuning level indicator has a green phosphor element and the old Sylvania leaf logo on the base. Tube tests as new / bright and comes in original box.
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These Philco 71A tubes are 4-pin triode preamp tubes. They have globe bottles and engraved black bases. Tubes test as new and are sold as a matched pair.
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These Tung-Sol 71A 4-pin triode preamp tubes have ST bottles and engraved bases. They both test as new and are a matched pair.
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This 1940s 717A was made for Western Electric by Raytheon. It has a metal base (base has some oxidation--see photo). Tube tests as new and comes in the original box.
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