2,102 results in Business & Industrial
Brand New
Amptata T4 Vacuum Tube Tester Bias Current Checker mA Model EL84 6BQ5 6P14 Tool
USD $49.79
Seller: 98.6% positive
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Brand New
Amptata T4 Tube Tester Bias Current KT100 KT88 EL34 6L6 6V6 5881 6550 KT66 mA
USD $49.79
Seller: 98.6% positive
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Used
Vintage Heathkit Model IT-5230 CRT Tester and Rejuvenator Kit Untested Powers On
USD $350.00
Seller: 0.0% positive
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New
Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer
USD $39.98
Seller: 97.4% positive
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New – Open box
Original leather case to DP-5V A B Geiger Counter dosimeter spare parts
USD $33.00
Seller: 99.3% positive
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Used
Eico 635 Tube Tester Manual + Assembly Manual.
USD $12.00
Seller: 100.0% positive
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Used
1950s Philco Model 7050 Tube Tester For Tube Radios, Televisions, & Amplifiers
USD $100.00
Seller: 100.0% positive
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New
3M-120MHZ Online onboard Crystal Tester Active/Passive Crystal Tester + battery
USD $48.29
Seller: 98.5% positive
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New
Test Set I-56-E Weston 774 type 4 Tube Tester Manual with Tube Data
USD $14.99
Seller: 99.9% positive
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Used
Heathkit TC-2 Vacuum Tube Tester Vintage Audio Ham Radio Amp
USD $104.95
Seller: 99.5% positive
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Used
ORIGINAL HICKOK 605A TUBE TESTER OPERATING INSTRUCTIONS & TUBE DATA CHARTS
USD $14.99
Seller: 100.0% positive
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Used
B&K Precision 700 7O7 DynaJet Vacuum Tube Tester, REPAIR CALIBRATION SERVICE
USD $190.00
Seller: 100.0% positive
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Used
Vector 9-Pin Test Socket Adapter for Tube Tester U-105/U
USD $23.50
Seller: 100.0% positive
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New – Open box
Voltmeter Ammeter Meter to KALIBR L3-3 VACUUM TUBE TESTER 0-150 100 200 500 etc
USD $45.00
Seller: 99.3% positive
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Used
Vintage Jackson Tube Tester Model 636 - ORIGINAL ROLL TUBE CHART
USD $97.50
Seller: 99.7% positive
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For parts or not working
B&K BK Dyna-Jet DynaJet Model 707 Dynamic Mutual Conductance Tube Tester
USD $225.00
Seller: 100.0% positive
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New – Open box
Vintage Long Chicken Beak Knob for tube testers and radio meters + Daka Ware
USD $9.99
Seller: 99.7% positive
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Used
WWII WESTON 774-5 TUBE TESTER owned by RALPH BAER-Father of VIDEO GAMES Working
USD $695.00
Seller: 99.6% positive
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Used
Hickok 534 B Knobs w/ felt washer
USD $15.00
Seller: 100.0% positive
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New – Open box
Hickok 539B 539C, 2 BOOK SET ULTIMATE MANUAL and TEST DATA Book
USD $30.00
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
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New
Hickok CA-4 Adapter Data for 539B 750 752 800 1575 533A 600A 605A Tube Testers
USD $15.99
Seller: 99.9% positive
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For parts or not working
Vintage TV-7/U Military Test Set Electron Tube Tester 33779-PH-53 Untested
USD $480.00
Seller: 100.0% positive
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New – Open box
Precision Tube Tester 10-54 Operating Instructions
USD $12.99
Seller: 99.9% positive
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New
Crookes Tube/Cathode Ray Tube Demonstrator/Kathoden Ray Tube Lab Equipment-1
USD $159.99
Seller: 100.0% positive
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New
Precision Tube Test Data for 10-60 Tester
USD $14.99
Seller: 99.9% positive
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New
EICO 625 Tube Tester Complete Tube Test Data Book
USD $29.99
Seller: 99.9% positive
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For parts or not working
1928 JEWELL pattern 210 A.C Radio Tube Checker Tester 01A
USD $79.00
Seller: 99.6% positive
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Used
EMC213 Tube Tester Vintage Trunk Style w/ Boost Adapter Manual Japan Rare
USD $744.00
Seller: 100.0% positive
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Used
Antique Indusco No. 711 Alcohol Tester Set Missing Test Tube
USD $110.00
Seller: 99.2% positive
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Used
Sencore CR70 The Beam Builder Universal CRT Analyzer + Restorer Filament Voltage
USD $270.00
Seller: 100.0% positive
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Used
Vint Model A-8 Electronic Temperature Analyzer Annie Analyzer In Case Untested
USD $23.95
Seller: 99.8% positive
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Used
Vintage B&K Dyna-Quik Model 500 vacuum tube tester.
USD $175.00
Seller: 100.0% positive
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For parts or not working
SUPREME MODEL 45 Radio TUBE TESTER ~ Radio Tube Tester Clean Panel Intact Handle
USD $129.00
Seller: 99.6% positive
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New – Open box
Sylvania 219 220 Tube Test Data Book
USD $13.99
Seller: 99.9% positive
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New – Open box
(NOS) Original Heathkit TC-2 tube Tester original - BLACK SLIDER KNOB
USD $29.99
Seller: 100.0% positive
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Used
Sencore CR70 The Beam Builder Universal CRT Analyzer + Restorer
USD $299.99
Seller: 100.0% positive
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New
Mercury 1000 Tube Tester Tube Chart Updated 1971 version
USD $14.99
Seller: 99.9% positive
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Brand New
Amptata T5 Tube Tester Bias Current 6V6 EL34 KT88 6L6 6550 KT66 KT100 5881 mA
USD $39.83
Seller: 98.6% positive
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New
Heathkit Vintage Tube Tester Replacement Tube Roll Thumb Wheel
USD $19.99
Seller: 100.0% positive
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New
Amptata T4 Tube Tester Bias Current 6L6 6CA7 EL34 KT88 KT120 6V6 5881 mA Checker
USD $44.20
Seller: 100.0% positive
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For parts or not working
Vintage Heath IM-10 Vacuum Tube Volt Meter Untested Intact with Cord & Probe
USD $19.99
Seller: 99.6% positive
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Used
CBC Electronic Co. Inc Power House Tube Checker Continuity Tester (not Tested)
USD $2.25
Seller: 99.2% positive
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Used
Precision Tube Master 10-12 Tube and Battery Tester, Works!
USD $159.00
Seller: 100.0% positive
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For parts or not working
Vintage Supreme Tube Tester - Model 385
USD $200.00
Seller: 100.0% positive
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New
M2-EL84 Match Probes Vacuum Tube Bias Cathode Current Tester EL84 6BQ5 6P14 7189
USD $13.94
Seller: 100.0% positive
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Used
B&K Cathode Ray Tube Model 466 CRT Tester Rejuvenator Dynascan Adapters
USD $82.95
Seller: 99.7% positive
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Used
B&K Model 445 CRT Tester/Rejuvenator
USD $75.00
Seller: 100.0% positive
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