2,092 results in Business & Industrial
Brand New
4pcs EL34 KT88 6L6 6V6 5881 6550 KT66 KT100 Probes for Amptata V8 T1 T3 Tester
USD $39.84
Seller: 98.6% positive
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Used
B&K Model 445 Tube Tester Parts Lot – Sockets, Harnesses, Manual
USD $14.00
Seller: 100.0% positive
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New
Vintage Electric Tester Kit ( DUTEST ) Typ N Made In Germany
USD $85.00
Seller: 100.0% positive
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New
220V GS-360EN Electronic Tube Tester High Quality Vacuum Tube Tester ot25
USD $983.00
Seller: 97.0% positive
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Used
vintage Precision SS-10 Tube Filament Checker AS IS untested
USD $25.00
Seller: 100.0% positive
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Used
Philco Model 7051 Tube Tester Tube Tester
USD $79.95
Seller: 100.0% positive
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New
6L6 EL34 5881 KT88 KT66 6V6 KT120 6550 Amptata V8 Tube Tester Bias Current mA
USD $71.00
Seller: 99.1% positive
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For parts or not working
Vintage EICO Model 667 Tube Tester/ ONLY POWER TESTED
USD $137.00
Seller: 95.9% positive
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For parts or not working
VINTAGE JEWELL MODEL 409 TUBE TESTER RADIO TUBES RADIO SET ANALYZER
USD $175.00
Seller: 100.0% positive
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Used
Dayrad Radio Set Tube Tester Series 54A
USD $50.00
Seller: 98.8% positive
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New
Mercury 1100A Tube Tester Instruction Manual with Tube Data
USD $14.99
Seller: 99.9% positive
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Used
New
Assembled EM-GM Tube Tester Board DIY Vacuum Tube Testing Kit Not Assembled JP
USD $443.11
Seller: 100.0% positive
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New
Amptata T2 Tube Tester Bias Current 5881 6CA7 EL34 KT88 6L6 6V6 KT120 mA Checker
USD $49.54
Seller: 100.0% positive
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New
220V GS-360EN Electronic Tube Tester High Quality Vacuum Tube Tester for GS-5
USD $839.85
Seller: 97.6% positive
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New
Amptata T1 Valve Checker Bias Current Tester Tube mA Match Tool 7591 7591A
USD $62.00
Seller: 100.0% positive
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Used
LINCOLN L 550 Cathode Ray Tube Tester
USD $44.95
Seller: 99.7% positive
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New
STARK model 9-54T Service-Master Manual
USD $11.99
Seller: 99.9% positive
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Used
EMC Tube Tester Model 215 Electronic Measurements Corp Working Vintage
USD $150.00
Seller: 99.6% positive
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For parts or not working
Vintage Knight model KG-600B Tube Tester & Instructions FOR PARTS Missing Pieces
USD $59.99
Seller: 99.8% positive
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Used
Vintage Sylvania Electric Tube Tester Model 220 Untested As Is With Wire
USD $199.99
Seller: 99.4% positive
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Seller refurbished
Hickok 533A Mutual Conductance Tube Tester - Clean *Calibrated* & Custom Case
USD $800.00
Seller: 100.0% positive
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New – Open box
Hickok Cardmatic 29 pcs. NOS Unpunched Cards
USD $75.00
Seller: 99.6% positive
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Used
Hickok Instruction Manual Model 742 Tube Tester Dynamic Mutual Conductance
USD $39.99
Seller: 100.0% positive
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Used
Vintage P.O.C TESTER Model ST-723 / MOG (E39) made in USA!
USD $12.99
Seller: 100.0% positive
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For parts or not working
VINTAGE hico-lite 109 tester
USD $19.99
Seller: 99.2% positive
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New
B&K CRT Model C40 Color & 6.3 Volt 110 Degree Tube Adapter New In Box
USD $19.99
Seller: 99.8% positive
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For parts or not working
Hickok 550X Tube Tester Vintage Portable Untested POWERS ON
USD $65.00
Seller: 99.5% positive
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New
5pairs 2mm Gold Banana Plug to 4mm Gold Banana Plug Male Test Probe Cable 1M
USD $16.42
Seller: 99.3% positive
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For parts or not working
MIYACHI MM-360A WELO TESTER
USD $741.00
Seller: 99.9% positive
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For parts or not working
Vintage Accurate Instrument Co. Utility Tester Model 161 parts/repair
USD $59.99
Seller: 100.0% positive
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For parts or not working
Vintage Superior Instruments Vacuum Tube Tester Model 83 With Adapters Untested
USD $50.00
Seller: 99.9% positive
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New
Hickok 535 Dynamic Mutual Conductance Tube Tester Manual
USD $12.99
Seller: 99.9% positive
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New
Precision 10-12 Tube Tester Meter Scale Faceplate (Earlier Version)
USD $6.95
Seller: 100.0% positive
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Used
National ceramic 4-pin UX4 vintage tube socket (for TV-7 tube tester .300B.2A3)
USD $10.00
Seller: 100.0% positive
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Used
Vintage National Radio Institute Model 66 Tube Tester 
USD $250.00
Seller: 94.1% positive
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Used
HICKOK6000 Vacuum Tube GM Tester 2A3 300B Serviced with Step-Up Adapter
USD $1,544.24
Seller: 100.0% positive
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New – Open box
Hickok 1700 Dynamic Mutual Conductance Tube Tester Manual
USD $13.99
Seller: 99.9% positive
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Used
Heathkit Model IT-5230 CRT Monitor Display Tester & Rejuvenator W/ Test Sockets
USD $109.99
Seller: 100.0% positive
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New
Replace-- 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer1PC
USD $45.56
Seller: 88.2% positive
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For parts or not working
Vintage Allied Knight-Kit Tube Tester meter Vacuum cb ham radio
USD $58.98
Seller: 99.5% positive
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New
Vacuum Tubes Tracer - Curve Tracer for Tubes - Lampmeter Analyzer
USD $87.10
Seller: 99.4% positive
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For parts or not working
Weston Model 537 Radio Set Tester Vintage Tube Tester Very Clean UNTESTED
USD $125.00
Seller: 100.0% positive
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Used
B&K Precision CR-6 CRT Tube Tester Socket Adapter 467 470 480 490 SP-65 SP-66
USD $15.00
Seller: 100.0% positive
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For parts or not working
Vintage DayRad Tri Test Tube Checker Vacuum Tube Tester for parts or repair
USD $48.49
Seller: 99.7% positive
View Detail Request Quote![Mercury Model 1100A Portable Tube Tester [3-I]](https://i.ebayimg.com/images/g/254AAeSw6kJo3ZVA/s-l225.jpg)
Used
Mercury Model 1100A Portable Tube Tester [3-I]
USD $200.00
Seller: 99.6% positive
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New
NEW Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer
USD $39.30
Seller: 100.0% positive
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For parts or not working
Vintagw HICKOK Model 1890 In-Circuit Transistor Tester In Case
USD $139.99
Seller: 100.0% positive
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