Download HICKOK A TUBE TESTER SCH service manual & repair info for electronics experts. To my knowledge there is no written calibration procedure by Hickok for the A . Calibration was set during manufacture by the use of mostly. Hickok tube tester model A. Model & A & most other model manuals are available with high quality schematics.

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Learn More – opens in a new window or tab International shipping and import charges paid to Pitney Bowes Inc. Oct Sun 31, The volts all fell into place. Interest will be charged to your account from the purchase date if the balance is not paid in full within 6 months. If anyone knows whether the Hickok CA-4 will test more tube or the CA-5 will, based on data, Hickokk would be extremely grateful.

At one point Genoo had it but I haven’t seen Hide nor hair of him in a while. Emission can be checked with about six volts DC on the plate in series with a sensitive milliammeter hicjok microammeter. And they seem to be reading a tad low in Gm at that point.

Hicjok Mon 31, 4: The original post is 5 yrs old Dave. Image not available Photos not available for this variation. Nov Sat 06, Jun Mon mxnual, 4: All listed radios etc. Email to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab Add to watch list.

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Antique Radio Forums • View topic – Hickok data: can anybody help?

I guess I got waaaayyyy too caught up in the “religions” of tube testers. United States and many other countries See details. Delivery hicmok may vary, especially during peak periods. The book spec for the A is 0 to volts.

Dynamic Mutual Conductance Tube Tester 752A

I’ll copy these pages and attach them here. Please check our feedback and eBay rating. I cannot thank you all enough. Select a valid country.

I want to keep this brief as I feel some members have been rubbed raw 75a my folly, I know I have been rubbed raw by it. You have made my day with your help. Also includes the instruction Manual, CA-4 Adapter instructions with test data for all Hickok testers including the and A models.

Please enter a number less than or equal to For additional information, see the Global Shipping Program terms and conditions – opens in a new window or tab This amount includes applicable customs duties, taxes, brokerage and other fees.

Rebuilt with precision calibration by CG Industries in October See all condition definitions – opens in a new window or tab Minimum monthly payments are required. Learn More – opens in a new window or tab Any international shipping and import charges are paid in part to Pitney Bowes Inc.

Maybe Chris will be lucky with his and the levels will all line up on his A. Hey Chris, hope your A goes good.

Seller assumes all responsibility for this listing. Collection of Sinisa Trlin HR. If the plate voltage or current limits are exceeded even once, it is possible to damage them in such a way as to permanently reduce their sensitivity as detectors. Those Hickok people did know how to use transformers though. Used for testing and matching Pre-amp and power tubes.

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These tests are being 72a to restore the Philips AL which I believe uses these tubes! So about 4, tubes. I think that the self-bias binding post may be a good place for an ammeter, but does not work on the 2nd half of hicokk triode – only good for section one.

AZStuff, I’ve temporarily posted the whole pdf file here and you can see for yourself: The remainder of the calibration procedure can be extrapolated from the military TV-7 repair and calibration manual. I am also desperately searching for the right adapter of these two.

The is a nice machine. Does anybody have the “shiny grey manual with the red lettering” so I could 752s a copy of the voltages and cal procedure? Tell me what the last tube in your list is and then where the next one starts. I have had essentailly no significant problems testing the majority of the tubes that I created the 752z for – St8 or P8A, and the Au8 octal side-pinand the Rimlock tubes. If someone thinks you are pestering them with questions then they can ignore you.