2,046 results in Business & Industrial
New
Crookes Tube/Cathode Ray Tube Demonstrator/Kathoden Ray Tube Lab Equipment-1
USD $159.99
Seller: 100.0% 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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New
10Pcs M5 Type High Current 4mm Female Banana Jack Socket Test Binding Post
USD $12.58
Seller: 100.0% positive
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For parts or not working
MIYACHI MM-360A WELO TESTER
USD $780.00
Seller: 99.8% positive
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Used
Antique Readrite 245a tube tester
USD $50.00
Seller: 100.0% positive
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For parts or not working
Vintage Precision Tester Model 650 PARTS ONLY Knobs Buttons Meter Chart
USD $40.00
Seller: 100.0% positive
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Used
Heathkit Model IT-5230 CRT Monitor Display Tester & Rejuvenator W/ Test Sockets
USD $106.24
Seller: 100.0% positive
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For parts or not working
B&K Dyna-Quik Model 500 Tube Tester As-Is Parts or Repair UNTESTED
USD $79.99
Seller: 98.5% positive
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New
Heavy Duty Carbon Steel Understructure Tubes 0700-0357-004 (Lot of 5)
USD $11.99
Seller: 99.9% positive
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New
8-Pin Dual Bias Current Probes Tester w/Ampere Meter for KT88 EL34 6L6 6550 Tube
USD $64.39
Seller: 99.5% positive
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New
Tube Amp Plate / Cathode Bias Current Probe Tester Socket for 2A3 300B KT88 6L6
USD $18.39
Seller: 99.5% positive
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Used
Lamp & Fuse tester Indicator Tester Underwriters Laboratories E7547 Untested
USD $35.00
Seller: 99.7% positive
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For parts or not working
Vintage Accurate Instrument Co. Tube Tester Model 151
USD $69.00
Seller: 99.6% positive
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New
Upgrade New st230f Mini Telephone Line Tester Network Cable Tester rortd
USD $216.17
Seller: 100.0% positive
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For parts or not working
Vintage B&K Model 445 CRT Cathode Ray Tube Tester W Manual Untested
USD $79.99
Seller: 99.7% positive
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New
Upgrade with high quality Mini Telephone Line Cable Tester ST230D hlxe
USD $199.23
Seller: 100.0% positive
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Brand New
M2-300B Bias Cathode Current Tester mA 300B 2A3 101D 102D VT25 VT52 275A 6A3 71A
USD $15.52
Seller: 98.5% 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 Knight 400A Tube Checker Powers On (untested)
USD $65.00
Seller: 99.8% positive
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Used
Cardmatic Card Mechanism w/ Wiring for Hickok 123A Tube Tester
USD $125.00
Seller: 99.5% 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: 99.1% positive
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For parts or not working
Sencore TC114 Tube Checker Tester Mighty Mite II Untested Selling As Is
USD $49.99
Seller: 99.9% positive
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New
2pcs 7591 7591A Probes for Amptata T2 T4 T5 T6 Tester
USD $17.89
Seller: 99.3% positive
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Used
Used
🌟Kenwood TS-700S (SP) 2M All-Mode Transceiver Owners Service Manual
USD $23.77
Seller: 99.2% positive
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Used
EMC ® Electronic Measurements Model 206 Tube Tester PART - Fuse + Holder Cap
USD $3.00
Seller: 100.0% positive
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Used
Eico Model 666 Tube & Transistor Tester Testing w/ Papers
USD $200.00
Seller: 100.0% positive
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Used
Green On Light Lamp Assembly for Hickok 123A Tube Tester
USD $30.00
Seller: 99.5% positive
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New
5 pairs 2mm Gold Banana Plug to 4mm Gold Banana Plug Male Test Probe Cable 1M
USD $19.05
Seller: 100.0% positive
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New
T4 Tube Tester Bias Current Match 6CA7 KT88 KT100 6L6 7027 6V6 EL34 KT66 6550 mA
USD $44.89
Seller: 99.3% positive
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For parts or not working
vintage Precision SS-10 Tube Filament Checker
USD $24.50
Seller: 100.0% positive
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For parts or not working
Vintage Accurate Instrument Co. Utility Tester Model 161 parts/repair
USD $59.99
Seller: 100.0% positive
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For parts or not working
Precision Apparatus Series 612 Tube Tester
USD $119.99
Seller: 100.0% positive
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For parts or not working
Conar 224 Tube Tester - Untested
USD $120.00
Seller: 98.9% positive
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Used
Operating Instructions for Precision Tube Tester 10-12 / 10-15 OEM Vintage 1955
USD $10.49
Seller: 100.0% positive
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New
Amptata M2-12AX7 U7 T7 6922 ECC83 82 Tube Bias Cathode Current Tester mA Version
USD $17.50
Seller: 100.0% positive
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For parts or not working
Ballantine Model 300H Very Wide-Range Vacuum Tube Voltmeter Tested, Re-Tubed
USD $40.00
Seller: 100.0% 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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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
YAMATAKE DSTJ3000 Transmitter JTG940B-1E1A1-XXXX1-T1U299 24VDC
USD $1,044.52
Seller: 99.0% positive
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Brand New
Amptata M2-EL84 Vacuum Tube Bias Cathode Current Tester EL84 6BQ5 6P14 mA Model
USD $15.52
Seller: 98.5% positive
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Used
Vintage, B&K, Model 420, Cathode Rejuvenator Tester - Un-Tested - READ
USD $21.99
Seller: 100.0% positive
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For parts or not working
R198912 Heath CRT Tester & Rejuvenator ETA-41
USD $100.00
Seller: 100.0% positive
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Used
Nice Vintage Supreme Radio Diagnoses Tube Tester Vacuum Model AAA-1
USD $195.00
Seller: 99.0% positive
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Used
2X AS IS TEXTRONIX 7B70 7B53 Dual Time Base Plug In for Oscilloscopes SKU 224125
USD $65.56
Seller: 99.9% positive
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For parts or not working
DWN•Vintage EICO 667 Dynamic Conductance Tube & Transistor Tester.
USD $150.00
Seller: 100.0% positive
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Used
EMC211 Tube Tester Vintage Meter Refurbished w/ Boost Adapter Manual Japan
USD $606.36
Seller: 100.0% positive
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Used
Yamatake-Honeywell JTD220-A1Q-00000-MP2-A2 DSTJ3000 Transmitter 24VDC 4-20mA
USD $1,044.53
Seller: 99.0% positive
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