2,044 results in Business & Industrial
For parts or not working
Accurate Instrument Tube Tester - Model 257 - ONE ORIGINAL KNOB
USD $17.50
Seller: 99.7% positive
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For parts or not working
dial Jewell Tube tester Pat 538 serial no 1863 tester Chicago USA 1930`s RARE
USD $200.00
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: 96.8% positive
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Used
B & K Cathode Rejuvenator Tester in Carrying Case CRT Model # 350 VINTAGE
USD $33.26
Seller: 98.9% positive
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Used
Hickok 539C Vacuum Tube Tester Working Tested Clean & Calibrated
USD $1,375.00
Seller: 100.0% positive
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Used
EICO TV Picture Tube Test Adapter Model CRA - Vintage
USD $24.99
Seller: 99.8% positive
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New
Precision Supplementary Tube Test Data for 10-40 Tube Testers
USD $9.99
Seller: 99.9% positive
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Used
Precision Apparatus Master Tube & Battery Tester Glendale NY 1954-62 Model 10-12
USD $175.00
Seller: 100.0% positive
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Used
Hickok Model 534 Tube Tester Filament Selector Switch OEM Replacement Part
USD $22.95
Seller: 99.8% positive
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Used
Sencore CR7000 - Beam-Rite Universal CRT Analyzer & Rejuvenator
USD $1,100.00
Seller: 100.0% positive
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Used
Vtg Sterling R-409 Tube Tester & Reactivator Untested Cleveland Ohio USA
USD $75.00
Seller: 100.0% positive
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New
Fluorescent Light Bulb Tester Detector Neon Fluorescent Detector Battery Powered
USD $19.14
Seller: 96.8% positive
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Used
Commercial Trades Institute Model TC-20 Charts
USD $10.00
Seller: 99.7% 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
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Brand New
Amptata V8 Vacuum Tube Tester Bias Current Checker mA Model EL84 6BQ5 6P14 Tool
USD $77.62
Seller: 98.5% positive
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Used
Vintage Dynamic Tube Tester Model 85 Tested & Works (Tubes Not Included)
USD $249.99
Seller: 100.0% positive
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New
TV-10 AU --- TV-10 DU ONLY tube tester, CR101 NEW REPLACEMENT DIODE MODULE
USD $18.00
Seller: 100.0% positive
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New
Hickok KS-5727-L1 Tube Tester Manual
USD $10.99
Seller: 99.9% positive
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New
AMPTATA V8 VACUUM 7591 7591A TUBE TESTER BIAS CURRENT mA CHECKER OCTAL MATCH
USD $70.90
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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New
Seller refurbished
B&K Precision 747 747B DynaJet Vacuum Tube Tester, REPAIR CALIBRATION SERVICE
USD $255.00
Seller: 100.0% positive
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Used
Vintage Allied Knight-Kit Tube Tester, models 83YX142
USD $199.98
Seller: 99.5% positive
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New
Amplifier EL84 6P14 6BQ5 Amptata T5 Vacuum Tube Tester Bias Current mA Version
USD $35.30
Seller: 100.0% positive
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Used
Vintage US Army Signal Corps Dynamics Mutual Conduct I-177-B Vacuum Tube Tester
USD $299.99
Seller: 99.5% positive
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New
8-Pin Dual Bias Current Probes Tester Meter for EL34 KT88 6L6 6V6 6550 KT66 Tube
USD $64.39
Seller: 99.5% positive
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Used
4 Ham radio transmitter amplifier short wave radio 7 pin tube sockets lot # 6
USD $14.99
Seller: 100.0% positive
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New
T6 Tube Tester Bias Current Match KT88 6V6 6L6 7027 6550 KT100 6CA7 KT66 EL34 mA
USD $26.89
Seller: 99.3% positive
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New
BET Sample Tube Measuring Sample Quartz Glass Tube ASAP2020 ASAP2460
USD $63.24
Seller: 100.0% positive
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New
Soviet-era C-4360 Megohmmeter (1986
USD $60.00
Seller: 0.0% positive
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New
pair Kelvin Clip to 4mm Banana Plug Insulated Stackable Gold soft Test Cables
USD $19.98
Seller: 99.7% positive
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Used
KENWOOD Instruction Manual 2m FM Synthesized Hand-Held Transceiver TR-2400
USD $12.50
Seller: 100.0% positive
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New
All Vacuum Tube Tester - Duokit 2 Digital Lamp Meter Kit
USD $190.64
Seller: 99.2% positive
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New
B&K 747 B TUBE TESTER REPLACEMENT BULB SOCKETS, NEW
USD $9.25
Seller: 100.0% positive
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For parts or not working
Vintage Jackson Model 49 Customatic Vacuum Tube Tester-Radio/Amps-Equipment Test
USD $61.99
Seller: 100.0% positive
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New
Precision Tube Tester 620 Operating Manual
USD $12.99
Seller: 99.9% positive
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Brand New
Amptata T6 Vacuum Tube Tester Bias Current Checker mA Model EL84 6BQ5 6P14 Tool
USD $29.10
Seller: 98.5% positive
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Used
Vintage Sencore MU150 Continental II Mutual Conductance Vacuum Tube Tester
USD $320.50
Seller: 0.0% positive
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Brand New
Amptata T1 Vacuum Tube Tester 7591 7591A Bias Current Checker mA Model Octal New
USD $68.56
Seller: 98.5% positive
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New
Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer
USD $45.76
Seller: 0.0% positive
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Used
Heathkit Amateur VFO Assembly Manual HG-10 ORIGINAL!
USD $20.00
Seller: 99.9% positive
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Used
Mercury Vacuum Tube Tester Model 990 untested
USD $169.00
Seller: 100.0% positive
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New
Heathkit IT-21 Tube Checker manual assembly operation diagrams 44 page complete
USD $9.99
Seller: 100.0% positive
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Seller refurbished
EIT MicroCure Data Reader - UVP-003
USD $200.00
Seller: 100.0% positive
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Used
SENCORE CR-161 CATHODE RAY TUBE TESTER WITH MANUALS
USD $38.13
Seller: 99.6% positive
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Used
HICKOK CA-5 Instruction Manual & Operating Data With Hickok 800
USD $8.00
Seller: 100.0% positive
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For parts or not working
Vintage Triplett Filament Tube Tester - Model 2413 - Untested AS IS
USD $100.00
Seller: 99.3% positive
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New
Set Kelvin Clip for LCR Meter with 4 Banana plug Test Wires 2 Alligator clips
USD $20.82
Seller: 99.0% positive
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