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Tube 300b


NEW OLD STOCK ORIGINAL BOX & PACKING WESTERN ELECTRIC 300B POWER AMPLIFIER TUBE

$565.00


Matched Pair Genalex Gold Lion PX300B 300B tubes, Brand NEW in Box

$212.03


Sophia Electric Carbon Plate Princess 300B tube for Western 91 845 2A3 amplifier

$239.99


New Psvane 300B HiFi Series Vacuum Tube Plate Current Tested GOLD PINS Hi-Fi

$65.95


300B/ PX25/2A3/45 tube filament transformers tapped off of C.T. 

$35.00


2pcs Matched Pair Tested by Factory Shuguang 300B-98 Vacuum Tube 300B

$135.00


Matched Pair (2 tubes) Electro Harmonix 300B tubes,Gold Grid,NEW

$184.38


Western Electric 300B - Vintage Tube

$3,500.00


Brand New Current Tested Electro-Harmonix 300B Ceramic Vacuum Tube

$69.99


TJ Full Music 300B+ matched pairs, NIB, NOS, mint tubes, free ship

$375.00


NOS / NIB Western Electric 300B Engraved Base Triode Vacuum Tube

$4,099.99


Electro-Harmonix 300B EH Vacuum 2x Tube Gold Matched

$160.00


(2) Factory Matched JJ Tesla 300B Triode tubes

$292.00


300B-Z(300B)Tube Shuguang Treasure matched pair(2) pcs.re-tested USA seller!

$289.90


2x Sophia Electric Mesh Plate Princess 300B tube 4 Western 211 845 805 amplifier

$329.99


Electro-Harmonix 300B EH Vacuum 2x Tube Platinum Matched

$210.00


Genalex - Gold Lion PX 300B Power Vacuum Tube

$164.98


Sophia Electric 274B mesh plate tube for 300B 2A3 45 6V6 headphone pre amplifier

$129.99


Electro Harmonix EH 300B Gold Grid Power Vacuum Tube Valve

$89.97


Vintage Western Electric 300B Premium Electron Audio Tube for Collection

$299.00


Brand New Shuguang 300B-98 Vacuum Tubes Matched Pair

$140.00


Matched Pair Svetlana Electron Devices (SED) 300B tube, NOS from 1998, Brand New

$949.95


Ayon 32B (special 300B) vacuum tube conditioned and fully guaranteed NOS/NIB

$699.95


JJ Electronics 300B Vacuum Tube Triode

$149.99


Pair Sophia Electric Classic 300B tubes for Western 91 86 RCA 845 211 amplifier

$999.99


New Ip & Gm Factory Matched Pair (2) Electro-Harmonix 300B Gold Grid Tubes

$177.95


Four Type 10 Tube NIB In 300A 300B 50 Size Large Pan Getter Old Vintage Rare Set

$1,500.00


JJ 300B Power Vacuum Tube

$124.98


Vintage Western Electric 300B Premium Electron Audio Tube for Collection # 2

$299.00


Factory Matched Pair NOS/NIB JJ 300B Triode Vacuum Tubes

$285.00


Pair 309A LOW NOISE TUBE Western Mesh Plate Driver for 300B TUBE Sized 310A 348A

$650.00


300B WESTERN ELECTRIC Hi-Fi Amp Vacuum Tube - OBO

$4,950.00


Power transformers for KT88 807 6550 300B 211 tube amplifier

$199.99


Quad of Electro-Harmonix 300B EH Gold Grid Power Vacuum Tube

$439.92


Matched Pair Electro Harmonix Western Electric 300B Premium Audio Tubes

$499.00


2x Sophia Electric clear glass Classic 300B tubes for Western amplifier 845 211

$599.99


Original electube Data Sheet From Tube 300B Western Electric

$300.00


western electric 300b tube NOS Matched Pair

$6,995.00


HV B+ plate power transformers for KT88 807 6550 300B 211 tube amplifier

$99.99


New Genalex Reissue Current Matched Pair (2) PX300B / 300B GOLD PIN Vacuum Tubes

$221.97


10 NoS WWII Porcelain 4 Pin UV 2A3 300B Tube Sockets

$89.00


NEW TUBE AUDIO 300B AMPLIFIER FILAMENT REGULATED LINEAR DC 5 6 VOLT POWER SUPPLY

$489.00


Matched pair 805 tubes for Mingda WAVAC Cary Audio Note amplifier 300b 2A3 845

$199.99


PAIR VINTAGE STC TRANSMITTING PENTODE 5B/300B CV834 British TUBE POSTAGE PAID

$150.00


2 x Psvane HiFi 300B Vacuum Tube Amplifier , New Tested 300B Matched Pair

$106.06