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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Contains data for 10 hickok models.

I say go for it! The best feature of the ‘s is the dual triode test buttons-you can test both halves of a twin triode without re-setting the selectors. Haven’t found any official Hickok documentation on that, but there’s a fantastic thread here about it: That’s what the unit was designed around,with due consideration to filament draw and sag under different load conditions.

I dumped it as soon as a I could afford became available. Good,solid and reliable tester. New York City, NY. I also have a Hickok B which is a great tube tester, but unfortunately the price for one of them has gone out of sight in recent years.


Up for sale here is this selector switch from a Hickok A tube tester. Sam Cogley and thorpej like this. This is a must, if you test a lot of 12AX7’s!

Meh,there’s nothing wrong with a tube rectifier,mercury or vacuum type. I kind of wish I’d just stayed with the A after I got over the cool factor of the I need to watch that A video just to make sure my A is calibrated properly.

Hickok Hickok A Hickok A.

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

A recommended list of Hickok tube testers. I test a lot of early octal tubes, and they are all on the chart! Has sockets up to 9-pin mini. No 9 or 12 pin compactron. Models and A. A super value compared with TV and TV Upset that and you’ve upset the whole applecart. Plus,the heat is your friend,as it keeps the humidity at bay,and as there’s so many holes in that panel,there’s plenty hic,ok ventilation. About equal to a 25 watt bulb.

Hickok A tube tester | It Audio / Tonegeek

You are much better off with this machine than or The TV-7 is very similar to TV but has flip-chart tube data in the upper lid of the unit. These are the famous FAA testers. I went for it, I purchased it and when I receive it I’ll post pictures. Western Electric KS version in photo. Check operation of all switches and check tube sockets, clean and tighten as required.


But I would verify the calibration. Provide a checklist and instruct Also shop in Also shop in. I recently picked up a A as well Laid out something like a A, it has switch selected gm scales and a built in roll chart.

I am not saying hidkok you should not purchase a Hickok like a or at the right price and condition, however in the absence of other considerations, these are good choices. Yes, my password is: Don’t get me wrong, the is a great machine but, so is the A. Data is widely available for the B, C units.

The B and C units have a hiclok function to give a quantitative test on voltage regulator tubes like 0A2. The TV is a nice compact military version Hickok. If you ever get to see inside of a TV-7, it is really built.

The has sockets up to 9-pin mini. The A does not have this.

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