1,914 results in Business & Industrial
Used
Hickok 605A Dynamic Mutual Conductance Tube Tester And Analyzer w/ Manual
USD $329.99
Seller: 100.0% positive
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Used
Vintage Allied Knight-Kit Tube Tester, models 83YX143
USD $180.00
Seller: 99.6% positive
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Used
Vintage B&K Dyna-Jet Dynascan 747 Mutual Conductance Tube Tester Checker #1
USD $300.00
Seller: 100.0% positive
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Used
Supreme Model 503 Tube Tester Vintage Electronic Instrument With Wood Case
USD $55.99
Seller: 100.0% positive
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Seller refurbished
Excellent Triplett 3444 Mutual Conductance Tube Tester - Calibrated
USD $1,995.00
Seller: 100.0% positive
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New
Used
Old HICKOK AC 47 B Radio Tube Tester & Case & Manual & Multiplex Sockets
USD $289.00
Seller: 99.6% 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
Digital vacuum tube tester KIT, Duokit 3 with the front panel
USD $350.00
Seller: 100.0% positive
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Used
U.S. ARMY SIGNAL CORPS TV-2/U Military Tube Tester Works Good 30 Day Returns
USD $735.00
Seller: 100.0% positive
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For parts or not working
HICKOK 6000A Mutual Conductance Tube Tester-Clean Cosmetics-Powers Up!
USD $390.00
Seller: 100.0% positive
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Seller refurbished
Parts Unit Hickok 752A Tube Tester, Will pull parts & ship, Make Offer-Free Ship
USD $200.00
Seller: 100.0% positive
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Brand New
Amptata T4 Vacuum Tube Tester Bias Current Checker mA Model EL84 6BQ5 6P14 Tool
USD $48.51
Seller: 98.5% positive
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Used
Jewell Vacuum Tube Tester Checker Pattern 110 Cunningham Antique Radio Parts
USD $65.00
Seller: 100.0% positive
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New – Open box
Paco T60 T-60 Tube Tester Kit Manual
USD $9.99
Seller: 99.9% positive
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Used
Weston Tube Tester Model 978 Audio Radio Guitar 6L6 6V6 12AX7 6550 300B 274B
USD $550.00
Seller: 100.0% positive
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New
Anode Grid Cap and 18" 30KV Wire 9/16" for 805 811 813 572B 866A 872 Large
USD $14.95
Seller: 100.0% positive
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New
Hickok 539B Tube Tester Operating Manual
USD $11.99
Seller: 99.9% positive
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New
Precision Supplementary Tube Test Data MRC(GK) for 10-12, 15, 20, 22, 54
USD $9.99
Seller: 99.9% positive
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New – Open box
Jackson 648 Improved Tube Tester Manual with Tube Test Data
USD $16.99
Seller: 99.9% positive
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New
Hickok 752 752A Tube Test Data Book
USD $11.99
Seller: 99.9% positive
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Used
Heathkit TC-2 Tube Checker Tester - Powers On
USD $70.00
Seller: 100.0% positive
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New
B&K 747 B TUBE TESTER REPLACEMENT PCB + RECOMMENDED BILL OF MATERIALS
USD $49.99
Seller: 100.0% positive
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New – Open box
EICO 625 Complete Tube Tester Manual with 1978 Tube Test Data
USD $13.99
Seller: 99.9% positive
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Used
VERY GOOD & WORKING B&K PRECISION 667 SOLID STATE TUBE TESTER & TUBE DATA MANUAL
USD $179.99
Seller: 100.0% positive
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New – Open box
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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New – Open box
Mercury 1100 1100A 1100B Tube Chart 1978
USD $13.99
Seller: 99.9% positive
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New – Open box
Precision Tube Tester 10-12 10-15 Operating Instructions With 1974 Tube Data
USD $10.99
Seller: 99.9% positive
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New
Precision Tube Test Data for 612 614 620 654 Tube Testers
USD $10.99
Seller: 99.9% positive
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New – Open box
Knight Test Data for 600 Series Tube Testers dated 1965
USD $12.99
Seller: 99.9% positive
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For parts or not working
1920-30s HOYT Jewell Meters Radio Tube Tester Leather Handle Early Parts Unique
USD $99.00
Seller: 99.6% positive
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New
Precision Tube Test Data for 10-12 10-15 10-20 10-22 10-54 Tube Testers
USD $12.99
Seller: 99.9% positive
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New
RCP 308 309 310 312 Tube Tester Manual with Tube Data and Supplement
USD $9.99
Seller: 99.9% positive
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Used
VERY GOOD CONDITION PACO MODEL T-60 DESK TOP TUBE TESTER
USD $139.99
Seller: 100.0% positive
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Brand New
Amptata M2 Bias Cathode Current Tester mA 12AX7 U7 T7 ECC83 8281 12BH7 6CG7 6922
USD $19.40
Seller: 98.5% positive
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New – Open box
Brand New
Amptata T5 Vacuum Tube Tester 7591 7591A Bias Current Checker mA Model Octal New
USD $38.81
Seller: 98.5% positive
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New – Open box
*USA* Hickok 539B 539C ULTIMATE Tube Tester MANUAL W/COLOR PICTURES SCHEMATIC
USD $20.00
Seller: 100.0% positive
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Used
Lafayette TE-55 Tube Tester – As-Is / Untested Vintage Unit
USD $150.00
Seller: 99.3% positive
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Used
Weston Model 774 TYPE 4 VALVE TUBE TESTER ANALYSER
USD $349.89
Seller: 99.2% positive
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New
Vacuum tube tester with the front panel
USD $330.00
Seller: 100.0% positive
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New – Open box
Jackson 637 Tube Tester Manual with Tube Test Data
USD $10.99
Seller: 99.9% positive
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New
Hickok 532 Dynamic Mutual Conductance Tube Tester Manual
USD $12.99
Seller: 99.9% positive
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New
Vacuum tube tester with the front panel
USD $186.99
Seller: 0.0% positive
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New
EICO 628 Emission Tube Tester Manual
USD $10.99
Seller: 99.9% positive
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New
Sencore Set-Up Book Tube Data TC114 TC 130 TC136 TC142 TC154
USD $11.99
Seller: 99.9% positive
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For parts or not working
Nice Vintage Original Used Eico Model 625 Tube Tester W/ Test Leads *Untested
USD $92.50
Seller: 99.2% positive
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Used
HICKOK 539C TUBE TESTER LATE MODEL S/N 523-00149 ORIGINAL BIAS DC METER
USD $299.99
Seller: 100.0% positive
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