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Condition: Used Location: Phoenix, United States
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Condition: For parts or not working Location: Olympia, United States
See photos - comes untested - as is - no returns - for parts or repairSee photos - comes as-is for parts or repair - untested
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Condition: For parts or not working Location: Findlay, United States
The unit powers on, the front panels light up and needle moves. Because of that, it’s being soldas-is ,untested, andfor parts, repair, or restoration. Knight 600A Tube Tester. Original manuals.
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Condition: Used Location: Springfield, United States
We were not able to adjust much past 250ish (it's supposed to adjusted to halfway, around 1500), but there was adjustability from about zero to 250ish. The lid is missing, as are the panel screws that hold the panel to the case.
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Condition: Used Location: Albany, United States
See title and pics for description. Untested. Powers on. The needle on the gauge moves when plugged in. There is a sticker that says it powers on but scribe light doesn’t work. Appears to be in good cosmetic condition.
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Condition: For parts or not working Location: Sparks, United States
This Hickok 600A isn't going to win any beauty contests. We're not getting any signs of life, either. Nothing happens when it's plugged in. This one is being sold strictly as-is, and should make a decent parts unit in the worse-case scenario!
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Condition: For parts or not working Location: San Jose, United States
Be sure to inspect the pictures very carefully.
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Condition: For parts or not working Location: Cedar Rapids, United States
This model, 600A, is a classic and is highly sought after by many in the industry. Whether you're a seasoned professional or just starting out, this Hickok 600a Dynamic Mutual Conductance Tube Tester is a must-have for any toolkit.
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Condition: For parts or not working Location: Nashville, United States
Hickok 600A Tube Tester.
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$13.95 Shipping
Condition: Neu Location: Thiersheim, Germany
Der vorgesehene alleinige Verwendungszweck dieser Speziallampen ist in Röhrenprüfgeräten. Diese Speziallampen sind zur Raumbeleuchtung im Haushalt nicht geeignet. Verschleißteile-Satz für Hickok Röhrenprüfgeräte.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is good, one should double check the resistors attached to it before using. It's rated 3A 250V, 6A 125V.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is good. It's rated 3A 250V, made by A H&H.
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Condition: Used Location: Mocksville, United States
See pictures. Heathkit TT-1. Hickok 533A, 600, 600A, 800A, 800K, 605, 6000, 6000A, 539A, 539B, 539C, 752, 752A, 536, 750, etc. A few common tube testers that have µmhos readout on their dials include.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is good.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is in very nice condition and turns as it should, check pictures.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is in very nice condition and turns as it should, check pictures.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is good.
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Condition: New Location: Goshen, United States
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Condition: New – Open box Location: Goshen, United States
For sale is reprint Knight Tube Test data for 600 series testers. Book is 17 pages, dated 07/01/1965.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is in very nice condition and turns as it should, check pictures.
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Condition: Used Location: Miami Beach, United States
Vintage Knight Tube Tester. WORKS!. Condition is Used. Shipped with USPS Ground Advantage.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953, may work for other models and TV-7's. It's Ohmite 200 ohms, tested at about 195 ohms on my Heath DDM. It's in great shape, very clean, check pictures.
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Condition: Used Location: Vallejo, United States
Removed from a Hickok 600A tube tester dated 1953. I'm not sure if it works for the other models. Switch is in very nice condition and turns as it should, check pictures.
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