FILAMENT POSITIVE SWITCH NO 1. DFILAMENT NEGATIVE SWITCH NO 2. GRIO SWITCH NO 3. SA LIFE. FRONT. SECTIONS. TRUL. REAR. SECTIONS. Download HICKOK A TUBE TESTER LATE SCH service manual & repair info for electronics experts. accuracy. This test data is for Hickok A, A and A testers only. This document consolidates all Hickok AAA tube data that I have seen.

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Hickok Hickok A Hickok A.

Nov Sat 14, 1: I could also use the schematic though if one was handy, thanks! Nov Fri 13, 2: Skip to main content. Nov Sat 14, 4: I build and restore guitar tube amps and radios and am planning on testing many a tube with mine!

Hickok A Operation Manual. I just bought the tester but it didn’t come with any instructions or anything. This may need a shot of Deoxit but otherwise will work fine. I’ll see what I can do. I didn’t know if any of them would work with the A or not and I didn’t really want to pay for something if I didn’t need it.


Calibration and Testing of the Hickok Model 600/600A Tube Testers

Users browsing this forum: Books Support This Site: Check neon bulbs and operatio Awesome scanning job and I can’t say thank you enough!

Hickom operation of all switches and check tube sockets, clean and tighten as required. Hickok manuals are available here: See each listing for international shipping options and costs. If the A will work then that’s good enough for me.

Hopefully I can do my part in keeping these old circuits alive and pass it down to my son. Thanks for the info!! Nov Sat 14, 8: Check neon bulbs and operation of short detection circuitry.

It has tested many a tube in it’s day. Nov Sat 14, The A manual is available for purchase from various sources including some on Ebay. Nov Sat 14, 3: I have been unable to find a down-loadable manual for the A also. Nov Fri 13, 7: Chris, Prutser, upsss, wazz and 8 guests. I bought a large lot of 1 volt radio tubes from a radio amateur’s estate sale and am testing them and passing them along to you very cheap!


Up for sale here is this complete pushbutton switch set from manuall Hickok A tube tester.

I guess no one who has a A manual has bothered to scan it and make it available. Hickok A Operation Manual Posted: You are very welcome.

Hickok A Test and Calibration

Nov Fri 13, 3: Nov Fri 13, Manual is 74 pages long. Browse Related Hicko, Related. Thank you Vance, I was looking for one also.

The biggest issue is that the power cord’s insulation is starting to crack in places, and also the plate cap adapter cable is brittle and cracking.

This hickoi contains only test data.