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6550 Tube Amplifier


Tung-Sol 6550, Black Plate Audio Amplifier Tube TV-7 Tested, Exc.

$84.99


RCA 6550, 3-hole Gray Plate Audio Amplifier Tube TV-7 Tested

$84.99


6550B~BUGERA~TUBE~VALVE~NEW~GUARANTEED~VACUUM~GUITAR~AMPLIFIER~AMP

$39.95


Vintage Custom RCA MI-9377A Stereo Tube Amplifier / 6550 / KT

$1,295.00


VTL Deluxe 90 Tube Stereo Power Amplifier Amp Works Mint 6550 12AX7 David Manley

$2,000.00


Audio Research Classic 60 Vacuum Tube Power Amplifier - 6550 - Vintage

$2,300.00


Pair of Stromberg Carlson AP-80 Mono Block 6550 tubes Power Amplifier

$3,886.00


2 Vintage Grommes 260 / 260A Mono Tube Amplifiers / 6550 -- KT

$1,495.00


Pair of Webster / Allen Organ 90 Mono Tube Amplifiers / 6550B -- KT

$1,595.00


Super Pair Altec 350A Monoblock Amplifiers 6550 Lansing Mono Stereo Tube Working

$1,400.00


Pair of Vintage Baldwin 60M Mono Block Tube Amplifiers / 6550 / 316,328 -- KT

$595.00


VINTAGE GENALEX KT-88 / 6550 AUDIO POWER AMPLIFIER TUBE - PK4

$349.00


Pair of Vintage Newcomb K-Series / KB-1250 Amplifiers / 6550 / KT

$495.00


Pair of Vintage Modified Newcomb K-Series / KB-1250 Amplifiers / 6550 / KT

$495.00


Audio Research M-100 Vacuum Tube Monoblock Amplifiers - Vintage 6550 Audiophile

$4,000.00


AUDIO 5K 6550 EL34 SINGLE ENDED HIFI TUBE AMPLIFIER OUTPUT TRANSFORMER

$147.87


Vintage 60's Mcintosh MC 60, using 12ax7, 12bh7, 6550 tubes or kt88

$3,700.00


1 Pair 6550 Sylvania Tubes New In Box Welded Plates USA NOS Power Amplifier

$185.00


6L6G TUBE AMPLIFIER FIVRE QUAD VINTAGE AMP VALVE STEREO KT66 5881 350B 6550 50s

$825.00


Matched Quad 6550 ShuGuang KT88 HiFi Vacuum Tube Amplifier New Tested Old Stock

$79.97


6L6 MARCONI ITALY 6L6G TUBE STEREO 350B QUAD VINTAGE AMPLIFIER KT66 5881 6550 DD

$1,500.00


6l6g tube Fivre tubes amplifier 5881 el34 6l6 valve rca 6l6wgb 6l6gc 6550 7025

$1,750.00


Matched Pair 6550 ShuGuang KT88 HiFi Vacuum Tube Amplifier New Tested Old Stock

$39.50


HAMMOND 1627SE TRIODE SINGLE ENDED 300B EL34 6550 TUBE AMPLIFIER TRANSFORMER

$212.97


SE KT-88 EL-34, 6550 vacuum tube stereo amplifier

$250.00


Factory Matched Quad KT88 6550 RAM Industries For Tube Amplifiers TV-7bu Tested

$200.00


6L6 TUBE FIVRE ITALY 6L6G QUAD VINTAGE AMPLIFIER KT66 5881 350B 6550 STEREO AMP

$850.00


6L6G tube Marconi GC WGB quad amplifier 6p3s tubes el34 metal kt66 kt88 6550

$850.00


Bewitch 6550 Deluxe KT88 Vacuum Valve Tube Hi-end Integrated Amplifier 120v-240v

$1,110.99


Vintage Baldwin 60M Mono Block Tube Amplifier / 6550 / 329 -- KT2

$259.95


6550 KT88 Class A Single Ended Tube Audio Amplifier 16W*2 HIFI DIY Kit

$310.50


1pc Vacuum Tube Amplifier SE6550 Valve Preamp Audio Class A HIFI Single Ended

$317.60


Raphaelite EP65 (6550) push-pull tube amplifier

$1,539.00


Spark Cayin A-88TMK2 KT88 Integrated vacuum tube amplifier tube amp

$1,849.99


Bewitch 6550/KT88 Vacuum Tube Integrated Amplifier Brand New

$899.00


HAMMOND 1628SEA TRIODE SINGLE ENDED 300B EL34 6550 TUBE AMPLIFIER TRANSFORMER

$119.97


Factory Matched OCTET Tube Amp Doctor TAD 6550 6550A KT88 - GE 6550A Remake

$360.00


Stereo power transformer for WE 300B 50 KT88 6550 KT66 El34 PP tube amplifier

$199.99


Factory Matched Octet Tung-Sol Tungsol 6550 KT88 - Audio Research Tube Amplifier

$320.00