Scientific Vacuum Tubes Etc

Grouping Of Scientific Instruments. Four Tube Light Engineering Co. Vacuum Tubes. Weston Model 280 Volt Meter, Tiny Tubes Of Crystolon

Large Lot full of assorted Vacuum Tubes, etc.

Large Lot full of Vacuum tubes and lights, etc. Includes RCA, GE, etc.

Large Box full of assorted Vacuum tubes including RCA, GE, etc.

Large lot of clear glass scientific items incl beekers, domes, decanters, tubes, etc

Large Case full of Assorted Vacuum Tubes including Sylvania, GE, Amperite, Standard Brand, Raytheon, etc.

Lot of Medical & scientific Glass including: 2 bloodletting Jars, a breast pump 2 Murphy Drips a test tube in a wood case and several we couldn't Identify - you get all pictured.

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"