Vacuum Tubes, Shuguang

Vacuum Tubes, Shuguang EL34B (China), 16 pieces including 4 matched quads, all appear unused.

Set 25 NOS Ultron EM34 Radio Vacuum Tubes in Boxes. Condition:New old stock, never used and very clean boxes and outer boxes Shipping:We offer in-house shipping. Item(s) will be packed after invoice i

New and Used. Mixed lot. See photos.

Group of Vacuum Tubes, c. 1915 Physical demonstration models. 1) Geissler tube lighting up by friction, length 19 1/3 in. – And: 2) 10 various Geissler tubes, 2 of them liquid-filled, some uranium

4V Directly heated tubes; first manufactured in 1938. Filaments of both tubes tested at 4V; they draw the correct 1 amp; filaments glow but not especially brightly - we do not know if this is typical

Vacuum Tubes, assortd brands, 6550 and K188, 10 pieces, all appear used.

4V Directly heated tubes, first manufactured in 1938. Tubes appear to be in original boxes. Filaments on both tubes tested at 4V and draw the correct 1 amp - filaments do not glow especially brightly

Vacuum Tubes, 28 pieces including: Tung-Sol (Russia) 6V6GT matching quad (N.O.S), Tung-Sol (Russia) 6V6GT matching pair (N.O.S), 3 RCA 6V6GT (N.O.S), 2 MWT (Italy) 6V6(M2463) N.O.S), 17 pieces assorte

Vacuum Tubes

Also includes Westinghouse WL-802, JoLida 3-500G, US Army Signal Corps tube 826, Eimac 4-1000A, Mullard 833A, and many more. All untested. IMPORTANT: Before bidding, please read the terms and conditio

Great grouping of the most popular and desired tubes in use today. Highlights include Mullard ECC83/12AX7 and Amperex Holland ECC83-12X7. Some tubes with original boxes. Note: a few unrelated tubes ma

5 Pairs 6L6 tubes in boxes. Vintage OLD New Old Stock Vintage. Tubes in sealed boxes were never opened and others in boxes that are open were Tested "Good" per seller. A great find!

(lot of 22) Vintage vacuum tubes for audio amplifiers, brands include: Chatham Electronics, RCA Radiotron Electron Tube, Tung-Sol, General Electric, Philips; all untested, 2.5lbs total (for shipping p

Vacuum Tubes, 12AX7, lot of 19 including: 7 new Sovtek, 3 new Electro-Harmonix, 4 new Tung-Sol, and 5 used JJ and RCA, these tubes are not labelled.

Vacuum Tubes, Tung-Sol (russia) KT120, matched quad, N.O.S

4 Pairs 6L6 tubes in boxes. Vintage OLD New Old Stock Vintage. Tubes in sealed boxes were never opened and others in boxes that are open were Tested "Good" per seller. A great find!

Vacuum Tubes, Tung-Sol (Russia) KT120, matched quad, N.O.S.

We are not able to test or individually evaluate larger tube lots. See photos for codes. Dimensions: H 4" x Dia. 2"

The 6V6 was one of the most popular audio output tubes of the 20th century and continues to be very popular today for both musical instrument and hi-fi applications. This is a grouping of dozens of 6V

Vacuum Tubes, lot of 32 including: 4 JJ Electronics GZ34 (N.O.S), 1 Silvertone 3Y3GT (used), 1 Sovtek 5U4M (N.O.S), 3 Sylvania 5Y3GT (N.O.S), 1 unknown 5Y3GT (used), 3 RCA 5Y3GT (N.O.S), 2 Sovtek 5AR4

Vacuum Tubes, 12AU7 RCA, lot of 11, all appear to be N.O.S. Each tube box is labeled with gain, GM, and noise values (see photos).

A large grouping of early tubes in boxes, most appear to be in matching cartons - possibly NOS. Types include BH, 71A, 201A, and many more. A great grouping for radio repair or display. We are not abl

Early 2.5V triode output tubes, originally manufactured in 1924. Filaments of all four tubes tested at 2.5V; three draw the correct current and glow; one is not functioning. No further testing done. S

Ca. 1937(8). Stromberg-Carlson Co. 240-H features eleven tubes and three bands. Good overall, with minor surface imperfections and other age-appropriate wear. Untested. One of the most rare sets of th