3-400 tube

3-400 tube Hot Sales

3-400 tube in Amazon
Eimac 8163 / 3-400Z Transmitting Tube 7127
$99.99

Eimac 8163 / 3-400Z Transmitting Tube 7127

2 Pieces of Ceramic Tube Socket for 3-500, 3-400 and 4-400 Type Tubes
$62.95

2 Pieces of Ceramic Tube Socket for 3-500, 3-400 and 4-400 Type Tubes

NOS Eimac 8163 / 3-400Z Transmitting Tube (VTG)
$299.98

NOS Eimac 8163 / 3-400Z Transmitting Tube (VTG)

Eimac 3-400Z RF Transmitter Tube with Chimney Socket Transformer Fan - TESTED
$448.00

Eimac 3-400Z RF Transmitter Tube with Chimney Socket Transformer Fan - TESTED

Nice Eimac SK-406 Chimney for 3-500Z, 4-400A, 3-400Z, etc.
$59.99

Nice Eimac SK-406 Chimney for 3-500Z, 4-400A, 3-400Z, etc.

Ceramic Tube Socket for 3-500 and 4-400 Type Tubes
$32.95

Ceramic Tube Socket for 3-500 and 4-400 Type Tubes

Eimac SK-406 Chimney for 3-500Z, 4-400A, 3-400Z,
$55.00

Eimac SK-406 Chimney for 3-500Z, 4-400A, 3-400Z,

Eimac SK-406 Chimney Tubes Made In USA New Open Box RARE
$54.00

Eimac SK-406 Chimney Tubes Made In USA New Open Box RARE

Eimac SK-406 Chimney Tubes
$60.00

Eimac SK-406 Chimney Tubes

1 X 4-400B AMPEREX TUBE. MADE IN FRANCE. NOS/NIB CH ENA
$272.99

1 X 4-400B AMPEREX TUBE. MADE IN FRANCE. NOS/NIB CH ENA

RCA 6J7 6V6 5Y3 400 PROJECT TUBE AMPLIFIER
$250.00

RCA 6J7 6V6 5Y3 400 PROJECT TUBE AMPLIFIER

1PC Instrumentation Tube Tee SS-200-3 400 600 810 100 SS-6M0-3 8M0 10M0 12M0
$112.10 to $223.25

1PC Instrumentation Tube Tee SS-200-3 400 600 810 100 SS-6M0-3 8M0 10M0 12M0

Eimac SK-406 Chimney Tubes Made In USA New Old Stock Sealed In Original Box RARE
$68.00

Eimac SK-406 Chimney Tubes Made In USA New Old Stock Sealed In Original Box RARE

Rare Eimac SK-406 Glass Chimney for Tube Amplifier Air System Chimney U.S.A 7424
$74.99

Rare Eimac SK-406 Glass Chimney for Tube Amplifier Air System Chimney U.S.A 7424

Eimac SK-410 Tube Socket for 3-500 4-400 MADE IN USA
$55.00

Eimac SK-410 Tube Socket for 3-500 4-400 MADE IN USA

Graphite Plate, Amperex, 4-400A / 8438, High Power, RF Transmitting Tube,
$89.99

Graphite Plate, Amperex, 4-400A / 8438, High Power, RF Transmitting Tube,

New Greenstone 3-500C Glass Transmitting Tube - Guaranteed
$279.95

New Greenstone 3-500C Glass Transmitting Tube - Guaranteed

Metal Tube Socket for 3-500 and 4-400 Tubes
$32.95

Metal Tube Socket for 3-500 and 4-400 Tubes

2 HAM Radio Vacuum Tube, (Eimac 4-400A ) Not Tested
$100.00

2 HAM Radio Vacuum Tube, (Eimac 4-400A ) Not Tested

EIMAC 3-500Z TUBE N.O.S. IN ORIGINAL BOX WITH PAPER WORK
$325.00

EIMAC 3-500Z TUBE N.O.S. IN ORIGINAL BOX WITH PAPER WORK

New Greenstone 3CX3000A7 Ceramic Transmitting Tube Guaranteed
$1,249.00

New Greenstone 3CX3000A7 Ceramic Transmitting Tube Guaranteed

Lot 5x Slow-Blow Time Delay Lag GLASS FUSES Tube 125V/250V 5x20mm 6X30mm GDC/MDL
$8.99 to $78.99

Lot 5x Slow-Blow Time Delay Lag GLASS FUSES Tube 125V/250V 5x20mm 6X30mm GDC/MDL

PL-4-400A HIGH POWER TRANSMITTING TUBE NOS TUBE /make offer
$90.00

PL-4-400A HIGH POWER TRANSMITTING TUBE NOS TUBE /make offer

NEW AMPEREX 3-500Z / 8802 TUBE
$289.00

NEW AMPEREX 3-500Z / 8802 TUBE

Eimac 4-400A Electron Tube Valve, 1T-11395, inscription
$125.00

Eimac 4-400A Electron Tube Valve, 1T-11395, inscription

Good Amperex 6775 / 4-400C Graphite Anode Vacuum Tube
$129.99

Good Amperex 6775 / 4-400C Graphite Anode Vacuum Tube

Eimac 3-500Z Transmitting Ham Radio Vacuum Tube USA UNTESTED
$50.00

Eimac 3-500Z Transmitting Ham Radio Vacuum Tube USA UNTESTED

SYLVANIA 4-400A Electron Tube 8438 – Vintage USA-Made Transmitting Tube
$99.99

SYLVANIA 4-400A Electron Tube 8438 – Vintage USA-Made Transmitting Tube

NEW UNUSED AMPEREX 4-400C GRAPHITE PLATE HIGH POWER RF POWER TRANSMITTING TUBE
$119.99

NEW UNUSED AMPEREX 4-400C GRAPHITE PLATE HIGH POWER RF POWER TRANSMITTING TUBE

TUNG-SOL 6550/KT88 AUDIO VACUUM TUBE 3 GETTER GRAY PLATE, (1960) TV-7 TESTED.
$99.55

TUNG-SOL 6550/KT88 AUDIO VACUUM TUBE 3 GETTER GRAY PLATE, (1960) TV-7 TESTED.

3-500ZG / 4-400A TUBE SOCKET
$18.00

3-500ZG / 4-400A TUBE SOCKET

Matched Quad 6P3S-E Tube = 6L6 5881 sim to 6L6GC 7581 ** USA Seller ** Boxed
$72.00

Matched Quad 6P3S-E Tube = 6L6 5881 sim to 6L6GC 7581 ** USA Seller ** Boxed

GS-36B / GS36B Tetrode Tube Svetlana eq. 4CX400A ceramic-metal NOS OTK USSR 1pc.
$89.00

GS-36B / GS36B Tetrode Tube Svetlana eq. 4CX400A ceramic-metal NOS OTK USSR 1pc.

1 Beautiful NOS TRIAD by Matsushita 5Y3GT Tube Balanced Japan AMPLITREX Tested
$5.00

1 Beautiful NOS TRIAD by Matsushita 5Y3GT Tube Balanced Japan AMPLITREX Tested

HAMMARLUND SP-400 TUBE KIT
$98.00

HAMMARLUND SP-400 TUBE KIT

Arcturus Blue 3 #27 one 48 Vacuum Tube
$80.00

Arcturus Blue 3 #27 one 48 Vacuum Tube

NORTHERN ELECTRIC-BRANDED STC 101D TUBE-ENGLAND-TESTED-WESTERN ELECTRIC 1959
$99.99

NORTHERN ELECTRIC-BRANDED STC 101D TUBE-ENGLAND-TESTED-WESTERN ELECTRIC 1959

4-400 HAM RADIO TUBE
$96.00

4-400 HAM RADIO TUBE

Eimac 3CX3000A7 triode tube tested weak and ready to rebuild
$159.00

Eimac 3CX3000A7 triode tube tested weak and ready to rebuild

New ListingHOLY GRAIL 6SN7GT B65 6SN7W 6SN7 VT-231 *NOS TUBE 3 HOLE BAD BOY PLATES SYLVANIA
$350.00

New ListingHOLY GRAIL 6SN7GT B65 6SN7W 6SN7 VT-231 *NOS TUBE 3 HOLE BAD BOY PLATES SYLVANIA

New Blue White A3-SNH-T Tube Assembly A3 Replacement Neoprene Tube 3/8
$99.00

New Blue White A3-SNH-T Tube Assembly A3 Replacement Neoprene Tube 3/8" Connect

NEW RCA 6SN7 GTB TUBE GLOW TOPPED TOUGH DOGS BLACK PLATES MATCHING (3) TRIPLET
$98.95

NEW RCA 6SN7 GTB TUBE GLOW TOPPED TOUGH DOGS BLACK PLATES MATCHING (3) TRIPLET

NEW 4pcs 6P3S MATCHED QUAD Reflector Tube 6L6 5881 6L6G Same Date
$33.00

NEW 4pcs 6P3S MATCHED QUAD Reflector Tube 6L6 5881 6L6G Same Date

3Q4 - RCA Brand - AUDIO GUITAR AMPLIFIER HAM RADIO TV tube - lot of [4]
$5.75

3Q4 - RCA Brand - AUDIO GUITAR AMPLIFIER HAM RADIO TV tube - lot of [4]

EIMAC 3-500Z TUBE TESTED GOOD
$160.00

EIMAC 3-500Z TUBE TESTED GOOD

EIMAC SK-406 CHIMNEY
$59.99

EIMAC SK-406 CHIMNEY

New ListingSylvania 6SN7GT 6SN7 vacuum tube - 3 Hole Black Plates Bad Boy Tube -test exc.
$71.07

New ListingSylvania 6SN7GT 6SN7 vacuum tube - 3 Hole Black Plates Bad Boy Tube -test exc.

SI3BG NEW LOT=1 BETA AND GAMMA GLASS GEIGER-MULLER COUNTER TUBE NOS
$9.90

SI3BG NEW LOT=1 BETA AND GAMMA GLASS GEIGER-MULLER COUNTER TUBE NOS

COLLINS 32S-3 TUBE KIT LESS FINALS (2-6146W)
$99.00

COLLINS 32S-3 TUBE KIT LESS FINALS (2-6146W)

3-500Z vacuum Tube
$20.00

3-500Z vacuum Tube

Solid State 3TF7 Ballast tube for Collins R-390 and others
$31.00

Solid State 3TF7 Ballast tube for Collins R-390 and others

3-500Z Electron Tube Triode tube REPLACE 3-500ZG High-Mu Power vacuum tubes 1PCS
$268.00

3-500Z Electron Tube Triode tube REPLACE 3-500ZG High-Mu Power vacuum tubes 1PCS

⚡ Replacement 90V Gas Discharge Tube GDT (Pack of 3)
$10.99

⚡ Replacement 90V Gas Discharge Tube GDT (Pack of 3)

USED AMPEREX 8438 / 4-400A HIGH POWER RF POWER TUBE
$49.99

USED AMPEREX 8438 / 4-400A HIGH POWER RF POWER TUBE

Sophia Electric Aqua II 274B rectifier 4 Western 300B 2A3 6SN7 5U4 tube amplifie
$299.99

Sophia Electric Aqua II 274B rectifier 4 Western 300B 2A3 6SN7 5U4 tube amplifie

(3) 5U4G RECTIFIER TUBE AUDIO AMP - HAM RADIO - JUKEBOX - Tested STRONG
$35.00

(3) 5U4G RECTIFIER TUBE AUDIO AMP - HAM RADIO - JUKEBOX - Tested STRONG

A US BENDIX TE-22 6106 TUBE 4 Square Getter ​3 Mica​ ​Silver Top ​Brown Base
$93.98

A US BENDIX TE-22 6106 TUBE 4 Square Getter ​3 Mica​ ​Silver Top ​Brown Base

EIMAC / VARIAN 4-400C ELECTRON TUBE 5 PIN NEW
$442.70

EIMAC / VARIAN 4-400C ELECTRON TUBE 5 PIN NEW

New ListingLot (3) NOS National Electronics Radio Tube Tubes -NEW- HD8
$14.99

New ListingLot (3) NOS National Electronics Radio Tube Tubes -NEW- HD8

US ARMY US NAVY TUBES JAN-CKR-6L6 VT-115 Tube 1943 Lot Of 3
$40.00

US ARMY US NAVY TUBES JAN-CKR-6L6 VT-115 Tube 1943 Lot Of 3

UNKNOWN MAKER 3-500 HIGH POWER RF OUTPUT TUBE - NO MARKINGS ON TUBE ENVELOPE
$129.99

UNKNOWN MAKER 3-500 HIGH POWER RF OUTPUT TUBE - NO MARKINGS ON TUBE ENVELOPE

MATCHED PAIR PERHAPS UNUSED IN THE BOXES RF PARTS 3-500ZG GRAPHITE PLATE RF TUBE
$349.99

MATCHED PAIR PERHAPS UNUSED IN THE BOXES RF PARTS 3-500ZG GRAPHITE PLATE RF TUBE

EIMAC 4-400C ELECTRON TUBE RADIAL BEAM POWER TETRODE
$110.00

EIMAC 4-400C ELECTRON TUBE RADIAL BEAM POWER TETRODE

3CX3000 Tube Socket.
$450.00

3CX3000 Tube Socket.

NOS NIB 3C37 USN CNU 3C37 TRANSMITTING TUBE NATIONAL UNION 3X150A3 USA MADE *NEW
$219.04

NOS NIB 3C37 USN CNU 3C37 TRANSMITTING TUBE NATIONAL UNION 3X150A3 USA MADE *NEW

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3-400 tube Information

3-400 tube pictures, price, brand, reviews and 3-400 tube hot sales items, totally found 65 3-400 tube related items prices, page updating time: 2025-02-08.