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2,078 results in Business & Industrial

TV-7 D/U Military Tube Tester Mint Condition refurbished/calibrated Sept '25 Used
Tube Testers

TV-7 D/U Military Tube Tester Mint Condition refurbished/calibrated Sept '25

USD $1,399.99

Seller: 100.0% positive

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Crookes Tube/Cathode Ray Tube Demonstrator/Kathoden Ray Tube Lab Equipment-1 New
Tube Testers

Crookes Tube/Cathode Ray Tube Demonstrator/Kathoden Ray Tube Lab Equipment-1

USD $159.99

Seller: 100.0% positive

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B & K Model 445 CRT Tester Rejuvenator Vintage TV Tube Untested For parts or not working
Tube Testers

B & K Model 445 CRT Tester Rejuvenator Vintage TV Tube Untested

USD $39.99

Seller: 99.7% positive

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Upgrade New st230f Mini Telephone Line Tester Network Cable Tester hlxe New
Tube Testers

Upgrade New st230f Mini Telephone Line Tester Network Cable Tester hlxe

USD $230.64

Seller: 100.0% positive

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TV3,TV7 TV10 RED/OXBLOOD CONTROL KNOB FREE S&H Used
Tube Testers

TV3,TV7 TV10 RED/OXBLOOD CONTROL KNOB FREE S&H

USD $17.47

Seller: 99.2% positive

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Amptata T1 Valve Checker Bias Current Tester Tube mA Match Tool 7591 7591A New
Tube Testers

Amptata T1 Valve Checker Bias Current Tester Tube mA Match Tool 7591 7591A

USD $62.00

Seller: 100.0% positive

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Phaostron TV-2B/U Tube Tester Percent Quality Meter Not Original Read Descri Used
Tube Testers

Phaostron TV-2B/U Tube Tester Percent Quality Meter Not Original Read Descri

USD $269.00

Seller: 100.0% positive

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Beautiful Hickok 6000A Mutual Conductance Tube Tester Used
Tube Testers

Beautiful Hickok 6000A Mutual Conductance Tube Tester

USD $1,635.00

Seller: 100.0% positive

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Vintage EMC 205 Tube Tester, Made in USA, Electronic Measurements Corp Tested Used
Tube Testers

Vintage EMC 205 Tube Tester, Made in USA, Electronic Measurements Corp Tested

USD $175.00

Seller: 99.4% positive

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Amplifier EL84 6P14 6BQ5 Amptata T6 Vacuum Tube Tester Bias Current mA Version New
Tube Testers

Amplifier EL84 6P14 6BQ5 Amptata T6 Vacuum Tube Tester Bias Current mA Version

USD $26.40

Seller: 100.0% positive

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1971 HICKOK 539b 539c ALL THE TEST DATA THERE IS, WITH WESTERN ELECTRIC MANUAL New – Open box
Tube Testers

1971 HICKOK 539b 539c ALL THE TEST DATA THERE IS, WITH WESTERN ELECTRIC MANUAL

USD $18.00

Seller: 100.0% positive

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Vintage US Army, Forway Industries Tube Tester, TV-7B/U, 1962 Used
Tube Testers

Vintage US Army, Forway Industries Tube Tester, TV-7B/U, 1962

USD $850.00

Seller: 99.9% positive

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Hickok 532 Tube Tester Powers up Used
Tube Testers

Hickok 532 Tube Tester Powers up

USD $250.00

Seller: 100.0% positive

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HEATHKIT TRANSISTOR TESTER IM-36 (Working) Used
Tube Testers

HEATHKIT TRANSISTOR TESTER IM-36 (Working)

USD $140.00

Seller: 99.3% positive

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Vintage Dynamic Tube Tester Model 85 Tested & Works (Tubes Not Included) Used
Tube Testers

Vintage Dynamic Tube Tester Model 85 Tested & Works (Tubes Not Included)

USD $249.99

Seller: 99.7% positive

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Vintage B&K Model 200 CRT Cathode Rejuvenator Tube Tester W/ Cords & Case Tested Used
Tube Testers

Vintage B&K Model 200 CRT Cathode Rejuvenator Tube Tester W/ Cords & Case Tested

USD $36.00

Seller: 99.6% positive

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Superior Instruments TV-11 Tube Tester - ONE ORIGINAL SLIDER KNOB ! For parts or not working
Tube Testers

Superior Instruments TV-11 Tube Tester - ONE ORIGINAL SLIDER KNOB !

USD $18.50

Seller: 99.7% positive

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Hickok 580 580A Obsolete Tube Test Data Book New – Open box
Tube Testers

Hickok 580 580A Obsolete Tube Test Data Book

USD $12.99

Seller: 99.9% positive

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Sylvania 219 220 Tube Test Data Book New – Open box
Tube Testers

Sylvania 219 220 Tube Test Data Book

USD $13.99

Seller: 99.9% positive

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Precision Apparatus 612 Tube Tester Meter Faceplate ~ Digitally Remastered New
Tube Testers

Precision Apparatus 612 Tube Tester Meter Faceplate ~ Digitally Remastered

USD $6.95

Seller: 100.0% positive

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Vintage 1959 Triplett Tube Tester Model 3414 / Powers On!!!!! With Diagram Used
Tube Testers

Vintage 1959 Triplett Tube Tester Model 3414 / Powers On!!!!! With Diagram

USD $169.99

Seller: 99.8% positive

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TV7 HICKOK PILOT LIGHT COVER / KNOB NOS red FREE S&H K3/15 New – Open box
Tube Testers

TV7 HICKOK PILOT LIGHT COVER / KNOB NOS red FREE S&H K3/15

USD $16.77

Seller: 99.2% positive

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Anode Grid Cap Small with 18" Wire 1/4" for 6K7 6JM6 EL519 EL504 EF37 New
Tube Testers

Anode Grid Cap Small with 18" Wire 1/4" for 6K7 6JM6 EL519 EL504 EF37

USD $14.95

Seller: 100.0% positive

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HICKOK 752A / CA-4 INSTRUCTION MANUAL and Calibration Procedure New
Tube Testers

HICKOK 752A / CA-4 INSTRUCTION MANUAL and Calibration Procedure

USD $20.00

Seller: 100.0% positive

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Adapter For Making Your Own Socket For Sencore CR7000 CRT Tester Used
Tube Testers

Adapter For Making Your Own Socket For Sencore CR7000 CRT Tester

USD $22.00

Seller: 100.0% positive

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Hickok 752 Tube Tester Working. Needs a new Meter Used
Tube Testers

Hickok 752 Tube Tester Working. Needs a new Meter

USD $300.00

Seller: 100.0% positive

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Vintage EICO Model 667 Tube Tester/ ONLY POWER TESTED For parts or not working
Tube Testers

Vintage EICO Model 667 Tube Tester/ ONLY POWER TESTED

USD $127.00

Seller: 96.7% positive

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Vintage B & K CRT Cathode Rejuvenator Tester Model 350 - UNTESTED For parts or not working
Tube Testers

Vintage B & K CRT Cathode Rejuvenator Tester Model 350 - UNTESTED

USD $29.99

Seller: 99.9% positive

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Interrupter Tester Nippon Electric Company Japan 1943 Model 297 For parts or not working
Tube Testers

Interrupter Tester Nippon Electric Company Japan 1943 Model 297

USD $95.00

Seller: 99.1% positive

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EMC211 Tube Tester Vintage Meter Refurbished w/ Boost Adapter Manual Japan Used
Tube Testers

EMC211 Tube Tester Vintage Meter Refurbished w/ Boost Adapter Manual Japan

USD $606.36

Seller: 100.0% positive

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*USA* True Hickok 6000B Dynamic Tube Tester Complete Instruction Manual New
Tube Testers

*USA* True Hickok 6000B Dynamic Tube Tester Complete Instruction Manual

USD $20.00

Seller: 100.0% positive

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Mercury 1101K Tube Tester Assembly Manual New – Open box
Tube Testers

Mercury 1101K Tube Tester Assembly Manual

USD $13.99

Seller: 99.9% positive

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Vintage ZENITH TV and Radio Tube Tester Used
Tube Testers

Vintage ZENITH TV and Radio Tube Tester

USD $125.00

Seller: 99.6% positive

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KENWOOD Service Manual TS-940S HF Transceiver. Sp-940, At-940, So-1, Vs-1. Used
Tube Testers

KENWOOD Service Manual TS-940S HF Transceiver. Sp-940, At-940, So-1, Vs-1.

USD $19.99

Seller: 99.6% positive

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bk tube tester model 667 Used
Tube Testers

bk tube tester model 667

USD $130.00

Seller: 100.0% positive

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Sencore TC-114 TC114 TC 114 Mighty Mite II Tube Tester Manual New
Tube Testers

Sencore TC-114 TC114 TC 114 Mighty Mite II Tube Tester Manual

USD $11.99

Seller: 99.9% positive

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Vintage Jackson Tube Tester Model 635 Working Used
Tube Testers

Vintage Jackson Tube Tester Model 635 Working

USD $99.00

Seller: 100.0% positive

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Supreme Mo.85 Tube Tester For parts or not working
Tube Testers

Supreme Mo.85 Tube Tester

USD $105.00

Seller: 100.0% positive

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AMPTATA V8 VACUUM 7591 7591A TUBE TESTER BIAS CURRENT mA CHECKER OCTAL MATCH New
Tube Testers

AMPTATA V8 VACUUM 7591 7591A TUBE TESTER BIAS CURRENT mA CHECKER OCTAL MATCH

USD $70.90

Seller: 100.0% positive

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Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer New
Tube Testers

Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer

USD $31.95

Seller: 97.3% positive

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Vintage Precision Apparatus 612 Tube and Battery Tester Powers On Sold As-is For parts or not working
Tube Testers

Vintage Precision Apparatus 612 Tube and Battery Tester Powers On Sold As-is

USD $94.95

Seller: 100.0% positive

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Vintage Supreme Tube Tester - Model 599 For parts or not working
Tube Testers

Vintage Supreme Tube Tester - Model 599

USD $75.00

Seller: 100.0% positive

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Jackson 648 Tube Test Data Book New
Tube Testers

Jackson 648 Tube Test Data Book

USD $11.99

Seller: 99.9% positive

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KNIGHT ® Model KG-600B Tube Tester - Instructions - Extra Roll Chart © 1961 Used
Tube Testers

KNIGHT ® Model KG-600B Tube Tester - Instructions - Extra Roll Chart © 1961

USD $159.20

Seller: 100.0% positive

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Western-Electric KS-15750-L1 Manual 11x17 Schematic Calibration & Test Data CA-4 New
Tube Testers

Western-Electric KS-15750-L1 Manual 11x17 Schematic Calibration & Test Data CA-4

USD $25.00

Seller: 100.0% positive

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TV-2B/U Tube Tester Filament Voltage Meter Used
Tube Testers

TV-2B/U Tube Tester Filament Voltage Meter

USD $79.99

Seller: 100.0% positive

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Vitameter Cathode Vitalizer Electronic Test Instrument Corp Detroit Used
Tube Testers

Vitameter Cathode Vitalizer Electronic Test Instrument Corp Detroit

USD $19.00

Seller: 100.0% positive

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Crookes Tube/Cathode Ray Tube Demonstrator/Kathoden Ray Tube Lab Equipment New
Tube Testers

Crookes Tube/Cathode Ray Tube Demonstrator/Kathoden Ray Tube Lab Equipment

USD $116.59

Seller: 91.7% positive

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