2,097 results in Business & Industrial
Used
UNBRANDED STEEL SAMPLING TUBES OAD-12"X3/4"x3/4" 21 HOLES (LOT OF 4)
USD $20.00
Seller: 99.4% positive
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New
1PC Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer
USD $44.50
Seller: 100.0% positive
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For parts or not working
SHIMPO FGE-10X DIGITAL FORCE GAUGE
USD $129.00
Seller: 99.6% positive
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New
TAD Bias Master - 2 Noval Sockets - For BM4 Bias meter
USD $79.00
Seller: 100.0% positive
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Used
Precision 912 Tube Tester Paper Roll Chart DRC-A2J good condition (1946)
USD $19.99
Seller: 99.8% positive
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Used
Vintage P.O.C TESTER Model ST-723 / MOG (E39) made in USA!
USD $9.74
Seller: 100.0% positive
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New
Amptata T6 Vacuum Tube Tester Amplifier Bias Current Tool 7591 7591A
USD $26.40
Seller: 100.0% positive
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Used
Lafayette Model TE-50 Tube Tester W Instructions + Carrying Case
USD $69.99
Seller: 100.0% positive
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Used
Accurate Instrument Co., Utility (Tube) Tester Model 161. Untested Parts Only
USD $29.88
Seller: 98.8% positive
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Used
Sencore CR70 CRT Analyzer Restorer Rejuvenator with Adapters and Manual
USD $300.00
Seller: 100.0% positive
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Used
B&K 666 Dyna Jet Tube Tester Vintage Antique Radio Repair USA Service Vacuum
USD $124.99
Seller: 100.0% positive
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New
Duokit 3 - 500V Flat - All Vacuum Tube Digital Tester
USD $217.08
Seller: 99.4% positive
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For parts or not working
SENCORE TC109 MIGHTY MITE VACUUM TUBE TESTER partially tested READ
USD $85.00
Seller: 100.0% positive
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Used
YAMATAKE DSTJ3000 Transmitter JTG940B-1E1A1-XXXX1-T1U299 24VDC
USD $1,098.50
Seller: 98.6% positive
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Used
Off Switch Assembly for Hickok 123A Tube Tester
USD $30.00
Seller: 99.5% positive
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Used
Vintage Sound Master TC-5 Radio Quick Filament Vacuum Tube Checker
USD $59.99
Seller: 99.9% positive
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Used
Antique STERLING RADIO TUBE TESTER model R-411 Cleveland Ohio Free Shipping
USD $35.00
Seller: 100.0% positive
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For parts or not working
Precision Apparatus 640 tube tester
USD $100.00
Seller: 100.0% positive
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Neuf
DUOKIT 3 - 500V PLATE - ALL VACUUM TUBE DIGITAL TESTER
USD $218.30
Seller: 99.4% positive
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For parts or not working
Hickok Model 533 Dynamic Mutual Conductance Tube Tester - AS IS
USD $203.62
Seller: 99.9% positive
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Used
Coletronics MH-3 TV CRT Tube Socket Adapter for Tube Testers , Eico + Jackson
USD $69.99
Seller: 99.3% 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
1930s CONFIDENCE Automatic Radio Tube Tester Large Dial Suitcase
USD $55.00
Seller: 100.0% positive
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Used
9" ROLL CHART FORM ERC (B2J) PRECISION 600 Series Tube Tester #B2J
USD $35.00
Seller: 100.0% positive
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Used
Vintage 1959 Triplett Tube Tester Model 3414 / Powers On!!!!! With Diagram
USD $169.99
Seller: 99.8% 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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Used
Vintage, Hickok. Model 810, Transistor-Radio-Tester - Un-Tested - READ
USD $129.99
Seller: 99.2% 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
For parts or not working
Vintage Century Model CRT-2 CRT Tester Reactivator in Original Wood Box
USD $69.99
Seller: 100.0% positive
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For parts or not working
VINTAGE SECO MODEL HC8 VACUUM TUBE IN-CIRCUIT CURRENT TESTER - READ DESCRIPTION
USD $49.99
Seller: 99.8% positive
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Used
Vintage Knight 600A Tube Tester w/ Manuals, Powers On
USD $185.00
Seller: 99.6% positive
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Used
LINCOLN L 550 Cathode Ray Tube Tester
USD $44.95
Seller: 99.7% positive
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Used
Anchor Reacto Tester T-400
USD $50.00
Seller: 100.0% positive
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Used
Vintage Handy Guide For Tube Testing From GCS Electronics/Circa 1970s
USD $1.89
Seller: 100.0% positive
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New
Precision 920 Tube Tester Meter Scale ~ Digitally Remastered
USD $6.95
Seller: 100.0% positive
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New
Amplifier EL84 6P14 6BQ5 Amptata T6 Vacuum Tube Tester Bias Current mA Version
USD $26.40
Seller: 100.0% positive
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Used
Superior Tube TV-11 Tester 10 Gang Tube Element Selector Switch with Knobs
USD $52.00
Seller: 100.0% positive
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New
V8 Tube Tester Bias Current Match KT88 EL34 6550 6V6 6L6 7027 KT100 6CA7 KT66 mA
USD $79.88
Seller: 99.4% positive
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New
Highly Accurate Portabl Surface Roughness Meter Bluetooth Computer Can Connected
USD $1,436.50
Seller: 97.1% positive
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For parts or not working
Vintage EICO Model 667 Tube Tester/ ONLY POWER TESTED
USD $137.00
Seller: 96.4% positive
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Used
B&K 707 vacuum tube tester transformer stand and parts late unit
USD $14.95
Seller: 100.0% positive
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Brand New
Amptata T4 Tube Tester Bias Current KT100 KT88 EL34 6L6 6V6 5881 6550 KT66 mA
USD $49.73
Seller: 98.6% positive
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For parts or not working
Hickok 534b Mutual Conductance Tube Tester No Way To Test
USD $399.99
Seller: 99.0% 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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Used
Vintage 1930s Supreme Instruments Corp Tube & Radio Tester Model 504, SN 129
USD $51.25
Seller: 98.9% positive
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Used
Used
On Light, Off Switch, On Switch Blank Plate for Hickok 123A Tube Tester
USD $25.00
Seller: 99.5% positive
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