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POWER ACOUSTIK RZ4-2000D 4 CHANNEL 4 CH FULL RANGE CAR AUDIO AMP AMPLIFIER 2000W
$99.81

POWER ACOUSTIK RZ4-2000D 4 CHANNEL 4 CH FULL RANGE CAR AUDIO AMP AMPLIFIER 2000W

KOLE AUDIO KP3000.4D Audio Mini 4-Channel Class D Car Stereo Amplifier
$178.20

KOLE AUDIO KP3000.4D Audio Mini 4-Channel Class D Car Stereo Amplifier

POWER ACOUSTIK VA2-1400D 2 CHANNEL 2 CH FULL RANGE CAR AUDIO AMP AMPLIFIER 1400W
$59.90

POWER ACOUSTIK VA2-1400D 2 CHANNEL 2 CH FULL RANGE CAR AUDIO AMP AMPLIFIER 1400W

POWER ACOUSTIK OD4-1300 4 CHANNEL 4 CH FULL RANGE CAR AUDIO AMP AMPLIFIER 1300W
$79.90

POWER ACOUSTIK OD4-1300 4 CHANNEL 4 CH FULL RANGE CAR AUDIO AMP AMPLIFIER 1300W

GU-50 GU50 ГУ-50 MATCHED PAIR RUSSIAN VACUUM PENTODE POWER TUBE TESTED NOS LS50
$15.90

GU-50 GU50 ГУ-50 MATCHED PAIR RUSSIAN VACUUM PENTODE POWER TUBE TESTED NOS LS50

GU-50 GU50 ГУ-50 MATCHED QUAD RUSSIAN VACUUM PENTODE POWER TUBE TESTED NOS LS50
$40.00

GU-50 GU50 ГУ-50 MATCHED QUAD RUSSIAN VACUUM PENTODE POWER TUBE TESTED NOS LS50

GU50 / GU-50 / LS50 Audiophile Tubes NOS GOLD GRID NEW/NOS Lot of 10
$99.00

GU50 / GU-50 / LS50 Audiophile Tubes NOS GOLD GRID NEW/NOS Lot of 10

GU-50 ГУ-50 UNITRA LAMINA AUDIOPHILE PENTODE TUBE TESTED NOS
$6.90

GU-50 ГУ-50 UNITRA LAMINA AUDIOPHILE PENTODE TUBE TESTED NOS

GU-50 GU50 ГУ-50 MATCHED PAIR RUSSIAN VACUUM PENTODE POWER TUBE TESTED USED LS50
$12.90

GU-50 GU50 ГУ-50 MATCHED PAIR RUSSIAN VACUUM PENTODE POWER TUBE TESTED USED LS50

FU50 VACUUM PENTODE AUDIO AMPLIFIER TUBE GU50 LS50
$9.90

FU50 VACUUM PENTODE AUDIO AMPLIFIER TUBE GU50 LS50

Platinum matched pair GU50 ( FU50 ) NOS NIB
$29.95

Platinum matched pair GU50 ( FU50 ) NOS NIB

SRS552M WF (RFT) TRANSMITTING PENTODE TUBE VHF TUBE USED ~ GU50 LS50
$39.90

SRS552M WF (RFT) TRANSMITTING PENTODE TUBE VHF TUBE USED ~ GU50 LS50

Platinum matched pair GU50 NOS NIB + 2 NOS ceramic sockets
$59.95

Platinum matched pair GU50 NOS NIB + 2 NOS ceramic sockets

GU50 Vacuum Tubes (2 pcs) Excellent JAPAN
$165.00

GU50 Vacuum Tubes (2 pcs) Excellent JAPAN

NOS Soviet Vacuum Tubes 16pcs Mix
$65.00

NOS Soviet Vacuum Tubes 16pcs Mix

GU50 / G4150 / AU6 HALTRON Tube
$102.39

GU50 / G4150 / AU6 HALTRON Tube

GU-50 STRONG MATCHED PAIR RUSSIAN VACUUM P TUBE TESTED USED 100 % IN NORM LS50
$15.90

GU-50 STRONG MATCHED PAIR RUSSIAN VACUUM P TUBE TESTED USED 100 % IN NORM LS50

GU-50 GU50 ГУ-50 MATCHED QUAD RUSSIAN VACUUM PENTODE POWER TUBE TESTED USED LS50
$28.90

GU-50 GU50 ГУ-50 MATCHED QUAD RUSSIAN VACUUM PENTODE POWER TUBE TESTED USED LS50

Platinum matched pair (2 tubes) GU50 ( FU50 ) NOS NIB Unopened Soviet Army boxes
$29.95

Platinum matched pair (2 tubes) GU50 ( FU50 ) NOS NIB Unopened Soviet Army boxes

GU50 / GU-50 / LS50 Audiophile Tubes NOS GOLD GRID NEW/NOS Lot of 2
$14.00

GU50 / GU-50 / LS50 Audiophile Tubes NOS GOLD GRID NEW/NOS Lot of 2

GU50 ГУ50 LS50 RUSSIAN AUDIOPHILE PENTODE TUBE TESTED NOS
$6.90

GU50 ГУ50 LS50 RUSSIAN AUDIOPHILE PENTODE TUBE TESTED NOS

Platinum matched quad GU50 NOS NIB (FU50, LS50)
$49.50

Platinum matched quad GU50 NOS NIB (FU50, LS50)

GU-50 STRONG MATCHED PAIR RUSSIAN VACUUM PENTODE POWER TUBE TESTED NOS LS50
$16.90

GU-50 STRONG MATCHED PAIR RUSSIAN VACUUM PENTODE POWER TUBE TESTED NOS LS50

GU50 ГУ50 LS50 RUSSIAN AUDIOPHILE PENTODE TUBE TESTED USED
$4.90

GU50 ГУ50 LS50 RUSSIAN AUDIOPHILE PENTODE TUBE TESTED USED

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15“i_ji
$3.48

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15“i_ji

2 x GU50 / LS50 Audiophile Tubes NOS +2 Original Sockets PLK-50MD /GOLD GRID
$45.00

2 x GU50 / LS50 Audiophile Tubes NOS +2 Original Sockets PLK-50MD /GOLD GRID

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15“iy
$1.79

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15“iy

2 x GU50 / LS50 SAME 1980's Audiophile Tubes NOS +2 Original Sockets PLK-50MD
$39.00

2 x GU50 / LS50 SAME 1980's Audiophile Tubes NOS +2 Original Sockets PLK-50MD

GU50 ГУ50 LS50 UNITRA LAMINA AUDIOPHILE PENTODE TUBE TESTED USED
$5.90

GU50 ГУ50 LS50 UNITRA LAMINA AUDIOPHILE PENTODE TUBE TESTED USED

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15;;^
$3.69

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15;;^

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15*a5
$2.96

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15*a5

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15“i:;h
$3.95

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15“i:;h

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15_ro
$3.22

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15_ro

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15*d&
$3.85

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15*d&

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 RR
$12.53

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 RR

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-1.nu
$1.79

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-1.nu

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 b$
$2.97

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 b$

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 bz
$3.13

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 bz

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 l2
$2.78

Vintage AMP DIY 8pin B8S Ceramic Vacuum Tubes Sockets for FU50,GU-50 FU-15 l2

FU50 Pentode Valve Tube for Audio Hifi Amplifier NOS GU50 LS50 RF Radio
$16.11

FU50 Pentode Valve Tube for Audio Hifi Amplifier NOS GU50 LS50 RF Radio

Hamgeek Micro PA50+ (PA50 Plus) 50W 3.5MHz-28.5MHz HF Power Amplifier USA STOCK
$189.05

Hamgeek Micro PA50+ (PA50 Plus) 50W 3.5MHz-28.5MHz HF Power Amplifier USA STOCK

2x GU-50 Power PENTODE Tube ГУ-50 USSR Military Grade
$10.90

2x GU-50 Power PENTODE Tube ГУ-50 USSR Military Grade

4pcs GU-50 ULYANOVSK TUBES SAME DATE X-1975
$22.00

4pcs GU-50 ULYANOVSK TUBES SAME DATE X-1975

50JY6 - AUDIO GUITAR AMPLIFIER HAM RADIO TV tube - set of 4
$8.00

50JY6 - AUDIO GUITAR AMPLIFIER HAM RADIO TV tube - set of 4

2.1 Channel 50W*2+100W / 15W*2+30W Aux Bluetooth 5.1 Audio Power Amplifier Board
$17.99 to $18.99

2.1 Channel 50W*2+100W / 15W*2+30W Aux Bluetooth 5.1 Audio Power Amplifier Board

ZK-1002T/ZK-TB21 Bluetooth 5.0 Audio Power Amplifier Module 100W*2 50W*2+100W
$22.99 to $26.99

ZK-1002T/ZK-TB21 Bluetooth 5.0 Audio Power Amplifier Module 100W*2 50W*2+100W

2pcsNEW - matched pair GU-50 , ГУ50 NOS Russian Power Pentodes equivalent LS50
$15.90

2pcsNEW - matched pair GU-50 , ГУ50 NOS Russian Power Pentodes equivalent LS50

GU-50 (LS50) MATCHED PAIR Audiophile Power Pentode Tube NOS 2pcs MILITARY
$19.50

GU-50 (LS50) MATCHED PAIR Audiophile Power Pentode Tube NOS 2pcs MILITARY

Electronic Tube Electron Valve GU 50 ГУ-50 Pentode Lamp Made in USSR Audiophile
$9.90

Electronic Tube Electron Valve GU 50 ГУ-50 Pentode Lamp Made in USSR Audiophile

New In Box MINI-CIRCUITS ZHL-20W-13+ 20-1000MHz High Power Amplifier 50dB 20W
$3,376.90

New In Box MINI-CIRCUITS ZHL-20W-13+ 20-1000MHz High Power Amplifier 50dB 20W

GU-50 ГУ-50 Ulyanovsk ( LS-50 ) vintage soviet Audiophile generator 4 pcs
$18.00

GU-50 ГУ-50 Ulyanovsk ( LS-50 ) vintage soviet Audiophile generator 4 pcs

Estic ENRZ-MU50-CNN Servo Drive
$599.00

Estic ENRZ-MU50-CNN Servo Drive

GU-50 GU50 ГУ-50 a-g LS50 vacuum audiophile pentode tube soviet USSR NEW 10pcs
$99.97

GU-50 GU50 ГУ-50 a-g LS50 vacuum audiophile pentode tube soviet USSR NEW 10pcs

Cables 2 Go 40881 25/70V 50W AUDIO AMPLIFIER - PLENUM RATED (TAA COMPLIANT)
$35.00

Cables 2 Go 40881 25/70V 50W AUDIO AMPLIFIER - PLENUM RATED (TAA COMPLIANT)

4x GU50 (GU-50, LS-50)Audiophile Tubes NOS SAME DATE
$30.00

4x GU50 (GU-50, LS-50)Audiophile Tubes NOS SAME DATE

S.M.S.L SA-50 Plus Digital Amplifier With Remote, Power Supply
$25.00

S.M.S.L SA-50 Plus Digital Amplifier With Remote, Power Supply

S.M.S.L SA-50 Plus Digital Amplifier With Remote, Power Supply
$29.00

S.M.S.L SA-50 Plus Digital Amplifier With Remote, Power Supply

S.M.S.L SA-50 Plus Digital Amplifier With Remote, Power Supply NEW
$29.00

S.M.S.L SA-50 Plus Digital Amplifier With Remote, Power Supply NEW

PAIR BY CURVES GU50 / GU-50 / LS50 TESTED WITH ROETEST GOLD GRID/OTK/RHOMBUS/
$25.00

PAIR BY CURVES GU50 / GU-50 / LS50 TESTED WITH ROETEST GOLD GRID/OTK/RHOMBUS/

New Listing50A5 NOS Philco loctal amplifier vacuum tubes 2 valves radio audio tested 50A5
$19.99

New Listing50A5 NOS Philco loctal amplifier vacuum tubes 2 valves radio audio tested 50A5

New GU-50 Pentode Tube NOS same as LS-50 military OTK GU50 LS50
$18.90

New GU-50 Pentode Tube NOS same as LS-50 military OTK GU50 LS50

Lepai LWP-250 2 x 50W Outdoor/Marine Bluetooth 5.0 Mini Amplifier with Mounting
$30.93

Lepai LWP-250 2 x 50W Outdoor/Marine Bluetooth 5.0 Mini Amplifier with Mounting

1 LOT GU-50 + SOCKET UNUSED ULYANOVSK 1991'S VACUUM TUBE ~/GU50/LS-50/LS50
$16.27

1 LOT GU-50 + SOCKET UNUSED ULYANOVSK 1991'S VACUUM TUBE ~/GU50/LS-50/LS50

12 pcs GU50 GU-50 ГУ50 ГУ-50 USSR Russian Power Pentode NOS NIB
$84.95

12 pcs GU50 GU-50 ГУ50 ГУ-50 USSR Russian Power Pentode NOS NIB

TESTED 50L6GT Beam Power Amplifier - CBS #5
$6.00

TESTED 50L6GT Beam Power Amplifier - CBS #5

Atlona AT-GAIN-M50-LZ: 50 Watt Mixer/Amplifier
$299.00

Atlona AT-GAIN-M50-LZ: 50 Watt Mixer/Amplifier

GU-50 Гу50 LS50 Vacuum pentode tube.New.Lot 76 pcs.
$570.00

GU-50 Гу50 LS50 Vacuum pentode tube.New.Lot 76 pcs.

EDWARDS SIGA-AA50 50W Intelligent Audio Amplifier VERSION 1.7
$170.00

EDWARDS SIGA-AA50 50W Intelligent Audio Amplifier VERSION 1.7

SZHUASHI New 5700-5900MHz 50W Wireless Signal Power Amplifier For 5.7GHz-5.9GHz
$229.08

SZHUASHI New 5700-5900MHz 50W Wireless Signal Power Amplifier For 5.7GHz-5.9GHz

Crestron M201926002 AMP-X50MP X Series Media Presentation Amplifier
$69.00

Crestron M201926002 AMP-X50MP X Series Media Presentation Amplifier

GU-50 (LS50) Audiophile Power Pentode Tube NOS 3 pcs MILITARY
$18.00

GU-50 (LS50) Audiophile Power Pentode Tube NOS 3 pcs MILITARY

50L6 GT - AUDIO GUITAR AMPLIFIER HAM RADIO TV tube - set of [2]
$7.75

50L6 GT - AUDIO GUITAR AMPLIFIER HAM RADIO TV tube - set of [2]

2x GU-50 / LS-50 / FU-50 USSR Russian POWER PENTODE (NEW, NOS, OTK) old stock
$29.99

2x GU-50 / LS-50 / FU-50 USSR Russian POWER PENTODE (NEW, NOS, OTK) old stock

NEW Honeywell/Gamewell-FCI AM-50-70 Digital Amplifier
$339.34

NEW Honeywell/Gamewell-FCI AM-50-70 Digital Amplifier

Tetrode tube GU-74B Vacuum Tube GU74B Radio amplifier vaccum eq 4CX800A PERFECT
$239.00

Tetrode tube GU-74B Vacuum Tube GU74B Radio amplifier vaccum eq 4CX800A PERFECT

Yamaha SR-50 Natural Sound Processing Amplifier
$10.00

Yamaha SR-50 Natural Sound Processing Amplifier

electron tube GU-50 Russian Military Power pentode tube with chimney socket
$44.44

electron tube GU-50 Russian Military Power pentode tube with chimney socket

TESTED 50L6GT Beam Power Amplifier - Raytheon #6
$6.00

TESTED 50L6GT Beam Power Amplifier - Raytheon #6

New Listing50A5 NOS RCA loctal amplifier vintage vacuum tubes 2 valves radio audio tested
$19.99

New Listing50A5 NOS RCA loctal amplifier vintage vacuum tubes 2 valves radio audio tested

TESTED 50L6GT Beam Power Amplifier - Sylvania #3
$6.00

TESTED 50L6GT Beam Power Amplifier - Sylvania #3

ZK-502MT 50W*2 Bluetooth 5.2 Audio Amplifier Board Module Tone Adjustable DIY
$11.98

ZK-502MT 50W*2 Bluetooth 5.2 Audio Amplifier Board Module Tone Adjustable DIY

NEW AVON M50/C50 GAS MASK AUDIO AMPLIFIER VPU(Voice Projection Unit) SPEAKER
$69.98

NEW AVON M50/C50 GAS MASK AUDIO AMPLIFIER VPU(Voice Projection Unit) SPEAKER

Sherbourn Technologies LDS 2-75B Amplifier 50/75W (Tested & Working) 275B
$60.00

Sherbourn Technologies LDS 2-75B Amplifier 50/75W (Tested & Working) 275B

2x GU-50 / LS50 Soviet Pentode Tubes Lot of 2 Tube NOS
$14.00

2x GU-50 / LS50 Soviet Pentode Tubes Lot of 2 Tube NOS

3x Shure HTS 50SPA 100Wx2 Dual Mono Bridgeable Home Theater Power Amplifiers
$149.99

3x Shure HTS 50SPA 100Wx2 Dual Mono Bridgeable Home Theater Power Amplifiers

Aimpire Headphone Amplifier AX50 HiFi DAC Portable Amp -Black
$42.99

Aimpire Headphone Amplifier AX50 HiFi DAC Portable Amp -Black

Arylic B50 Bluetooth aptX HD Stereo Amplifier with Audio Transmitter
$89.55

Arylic B50 Bluetooth aptX HD Stereo Amplifier with Audio Transmitter

XH-A393 Car Audio Modified Bluetooth Digital Power Amplifier Board 50W*4
$19.77

XH-A393 Car Audio Modified Bluetooth Digital Power Amplifier Board 50W*4

12x GU-50 / LS-50 / FU-50 USSR Russian POWER PENTODE (NEW, NOS, OTK) old stock
$69.50

12x GU-50 / LS-50 / FU-50 USSR Russian POWER PENTODE (NEW, NOS, OTK) old stock

BT298 PRO Bluetooth Amplifier Karaoke Amp for Home/Car/Marine USB Player 50W×2
$32.99

BT298 PRO Bluetooth Amplifier Karaoke Amp for Home/Car/Marine USB Player 50W×2

Meitner PA-6i Pre-Amp With STR-50 Amplifier. 10’ Meitner Speaker Wires Included.
$1,850.00

Meitner PA-6i Pre-Amp With STR-50 Amplifier. 10’ Meitner Speaker Wires Included.

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gu50 amplifier pictures, price, brand, reviews and gu50 amplifier hot sales items, totally found 91 gu50 amplifier related items prices, page updating time: 2025-01-03.