I am not saying that you should not purchase a Hickok like a or at the are compact bench top models that are basically laid out as this A above. Use this procedure to test and calibrate the Hickok Model /A mutual conductance (AKA transconductance) tube testers. Except as noted, all of the. I have a Hickok Model A tube tester that I’m learning to use. Hopefully someone here can answer a question for me. On the micromho meter.

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Hickok A: Test Equipment | eBay

I’ve had a a on my bench for the past 25 years and it is a good tester. Models and A. The A unit is older, and data is less available. This page was last updated: That’s what the unit was designed around,with due consideration to filament draw and sag under hikok load conditions. Check neon bulbs and operation of short detection circuitry.

Hickok 600A tube tester

Don’t get me wrong, the is a great machine but, so is the A. Personally,I’d just leave well enough alone But I would verify the calibration. No, create an account now.

They are older than the B and C’s, and for this reason it is hickkk to only buy one in good working order, but this tester has been my bench tester for over a year, and I have gotten to like it a lot. This allows you to set bias to a measured voltage, and set the line during the gm test.


The seller says it works Hixkok lights up, I hope it’s a good thing. This may work in oth You must log in or sign up to reply here.

Also shop in Also shop in. Top quality Government construction. It is used and in good shape with light wear.

Hickok 600A

A super value compared with TV and TV If you understand how the tester works, you can come up with your own settings and just read the gm numbers and make your own assessment 600a on the tube’s data sheet and your tolerance for The A does not have 4,5,7 pin older sockets, but it does have the 9 and 12 pin compactrons. This tester will give you the most repeatable tests.

I test a lot of early octal tubes, and they are all hic,ok the chart! These models are compact bench top models that are basically laid out as this A above.

See each listing for international shipping options and costs. These are the famous FAA testers. Handy size and any tube data not on the roll chart you can find elsewhere.

Good,solid and reliable tester. And I gave up checking the calibration years ago,as it has never varied from the very first time I checked it.


Discussion in ‘ Tube Audio ‘ started by tube-a-louDec 7, RetrovertDec 10, If you ever get to see inside of a TV-7, it is really built. I need to watch that A video just to make sure my A is calibrated properly. The full military manual comes with instructions regarding the destruction of the tester using explosives, axes, or throwing it overboard, to avoid the tester coming into the possession of an enemy power.

AND has hickokk Western Electric tubes types right on the chart! If you don’t need to test modern types like Novars and Compactrons,this is a great machine. If most of the screws are gone it means that somebody knowledgeable looked inside and decided the tester was SHOT and there was no point in bothering to put all the screws back in.

Has switch selected micromho ranges. Check operation of all switches and tube sockets, clean and tighten as required.

Hickok A | Audiokarma Home Audio Stereo Discussion Forums

The is like a and has the onboard volt-ohmmeter function, and is more complicated hidkok service and maintain. I say go for it! Check neon bulbs and operatio Sam CogleyDec 9,