United Electron 833A Vacuum Tube [108678]

Glass electron tube. Vacuum Rectifier used in high voltage power supply 1964. Deaccessioned from the EcoTarium museum, Worcester, MA. For more information visit www.ecotarium.org/science-nature-exhibi

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

(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

United States,Early 20th Century Group includes two Western Electric 216A tubes, one VT2, one 215A, two deForest Audion tubes, and one with illegible markings on stem. Largest 4 1/4" x 2 1/8",Glass, m

United States, Connecticut & Western Europe, Germany, ca. early 20th century CE. An early pair of blown glass X-ray tubes with different types of metal pieces inside and attached to the exterior- the

DESCRIPTION: Six Western Electric accessories including 1944 2K22 Klystron local oscillator, 1940's 26A Klystron local oscillator, 100L tube base, 404A electron tube in original box, two 717A vacuum t

Glass electron tube in original packaging, includes original manual. Original box 16" x 7 1/2" x 7 1/2". Vacuum Rectifier used in high voltage power supply 1964. Deaccessioned from the EcoTarium museu

Audio Research Phono2 Vacuum Tube Phonograph PreamplifierSerial #29304811 A two source phono preamp. With two sets of RCA input connectors on the inputs, and one set of BAL and one set of RCA output

Collection of Electron Tubes Siemens A, triode, with seal and warranty label - AEG K1, triode - 2 x Telefunken RL12P35, transmitting pentode, German Wehrmacht - Post tube, no. 79055, function unknown

Moscode 600 Vacuum Tube Amplifier. Powers on. Approx. dimensions: 7 in. H x 16 in. W x 14 in. D. Weight: 44.4 lbs.

Moscode 150 Vacuum Tube Amplifier. Powers on. Approx. dimensions: 5.5 in. H x 17 in. W x 12 in. D. Weight: 26 lbs.

Rogue Ninety Nine Vacuum Tube Preamplifier with owner's manual and external power supply. Also with remote control.

Untested, with remote.

Engraved base. Filament tested - draws current but does not glow; no further testing done. See photos for codes. Dimensions: H 5" x Dia. 2"

Eastern Electric Mini Max DAC Vacuum Tube DA Converter, Untested.

Filament tested at 6V; filament glows. No further testing done. Dimensions: H 4" x Dia. 2"

Filament tested at 6V; filament glows. No further testing done. See photos for codes. Dimensions: H 4" x Dia. 2"

Filament tested at 4.5V; glows fairly dimly. No further testing done. See photos for codes. Dimensions: H 4" x Dia. 1.75"

Filament tested at 6V; filament glows. No further testing done. See photos for codes. Dimensions: H 4" x Dia. 2"

Filament tests good; no further testing done. See photos for codes. Dimensions: H 7.5" x Dia. 2.5"

Filament tested good at 10V; glows and and draws the correct .32 amps; no further testing done. See photos for codes. Dimensions: H 4" x Dia. 1.5"

H 16" x W 22" x D 10.5"

Filament tested at 10V and works. No further testing done. See photos for codes. Dimensions: H 7.5" x Dia. 2.25"

Filament tested at 4.5V; filament works. No further testing done. There is a slight rattle in the tube. See photos for codes. Dimensions: H 4" x Dia. 1.75"