2,060 results in Business & Industrial
For parts or not working
Vintage Hickok Cardmatic 123A Dynamic Mutual Conductance Tube Tester w/123 Cards
USD $299.99
Seller: 99.3% positive
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Used
Vintage Gas Tube Tester Model T-101
USD $56.25
Seller: 98.7% positive
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New
New Replace 2920 2910 2720 2750 Quartz Glass Tube for Chemisorption Analyzer
USD $39.98
Seller: 99.1% positive
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For parts or not working
NRI Model 112 Professional RC Tester
USD $79.88
Seller: 99.6% positive
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Used
Arcturus Blue Tube Advertising Jewell Electrical Instrument Tester Dial RARE WOW
USD $499.99
Seller: 100.0% positive
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For parts or not working
Vintage Readrite 710 Tube Tester ANTIQUE Early Vacuum Radio Tube Tester
USD $69.00
Seller: 99.6% positive
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New
Hickok 539A Tube Tester Manual
USD $10.99
Seller: 99.9% positive
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Used
Vintage Knight model KG-600B Tube Tester in Carry Case w/ Instructions
USD $120.00
Seller: 100.0% positive
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Used
Vintage Lamotte Baltimore Test Tube Box Block Comparator + Tubes
USD $60.00
Seller: 99.1% positive
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New – Open box
Sencore CR161 Auto-Tracker Cathode Ray Tube Tester manual
USD $11.99
Seller: 99.9% positive
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New – Open box
Hickok 534 Dynamic Mutual Conductance Tube Tester Manual
USD $9.99
Seller: 99.9% positive
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New
STARK model 9-54T Service-Master Manual
USD $10.99
Seller: 99.9% positive
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New
50PCS Hook Clip 5 color Wire Kit Test Grabbers Test Probe For Multimeter SMT/SMD
USD $7.98
Seller: 99.7% positive
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Brand New
Amptata V8 Tube Tester Bias Current EL34 KT88 6L6 6V6 5881 6550 KT66 KT100 mA
USD $78.59
Seller: 98.6% positive
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Used
Original Heathkit TC-2 tube Tester original - BLACK SLIDER KNOB
USD $24.50
Seller: 99.7% positive
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Used
Sencore CR133 Cathode Ray Tube Tester Vintage Television TV TUBE REPAIR
USD $129.99
Seller: 98.5% 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
Precision Supplementary Tube Test Data for 10-40 Tube Testers
USD $9.99
Seller: 99.9% positive
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New
VACUUM TUBE TESTER,DIGITAL LCD TESTER KIT with 4-6.3V power
USD $165.00
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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New
Curve Tracer Module - Lamp Meter Analyzer - VACUUM TUBE ANALYZER
USD $86.65
Seller: 99.2% 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: 99.7% positive
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New – Open box
Heathkit Tube Tester Roll Chart - Heath part no. 445-1 Date 3-30-54
USD $33.55
Seller: 99.2% 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
EMC Tube Tester Model 215 Electronic Measurements Corp Working Vintage
USD $150.00
Seller: 99.6% 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
All Vacuum Tube Tester - Duokit 2 Digital Lamp Meter Kit
USD $190.64
Seller: 99.2% positive
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New
Hickok 539B Instruction Manual: 11"X17" Schematic & Tube Data
USD $24.00
Seller: 99.6% positive
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Used
Vintage RCA Color Picture CRT Tube Tester WT-115A TESTED AND WORKS
USD $40.00
Seller: 99.7% positive
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New
1PCS BET Sample Tube Measuring Sample Quartz Glass Tube ASAP2020 ASAP2460
USD $89.97
Seller: 100.0% positive
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New
Front panel of the Vacuum tube tester
USD $110.00
Seller: 100.0% positive
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Used
VTG Precision Test Master 612 Tube and Battery Tester Powers on
USD $149.00
Seller: 99.8% positive
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Used
Vector 7-Pin Test Socket Adapter for Tube Tester T7M
USD $27.50
Seller: 100.0% positive
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Used
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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Used
Vintage B&K Dyna Quik 600 Vacuum Tube Tester Selector BOOK ONLY
USD $22.97
Seller: 99.4% 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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Used
TV-7 TV-7A/U TV-7B/U TV-7C/U TV-7D/U tube tester "shunt" original potentiometer
USD $48.00
Seller: 100.0% positive
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New
Mercury 1100CK Tube Tester Assembly Manual
USD $12.99
Seller: 99.9% positive
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New
New For Olympus Endoscopes Portable Endoscope Leak Tester
USD $113.52
Seller: 100.0% positive
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Used
RCA Color Picture Tube Tester WT-115A Powers On Free Ship
USD $55.00
Seller: 99.7% positive
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Used
BK Precision 520B Transistor Tester Excellent Vintage Condition
USD $49.96
Seller: 99.6% 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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New
Amptata T1 Tube Tester Bias Current KT88 EL34 6L6 KT100 6550 6V6 5881 KT66 mA
USD $65.50
Seller: 98.3% 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: 99.7% positive
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For parts or not working
Tri-Electronics Gold Tester Model GXL-24 Pro Unit Only Untested For Parts -
USD $48.00
Seller: 99.2% positive
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Used
Working Jackson 715 tube tester
USD $125.00
Seller: 94.4% 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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New
Heathkit Vintage Tube Tester Replacement Tube Roll Thumb Wheel
USD $19.99
Seller: 100.0% positive
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