[Test-Equipment] Re I-177 Tube Tester model correction

jeremy-ca km1h at jeremy.mv.com
Fri Dec 21 22:05:06 EST 2007


Sorry about the senior moment Jeff!

I went to Nolans site first but found nothing but I-177 generalizations and 
several sections that it looks like he didnt finish. Calibration, etc.

I already have a Hickock 752A for the later tubes so that is why Im not 
concerned about the adapter. Ive read that the I-177 does a better job on 
the real old tubes from the 20's and 30's

Which brings me back to my original question. What usually goes wrong with 
these? And if I replace that one .1 mF cap in the Short section and any out 
of tolerance resistors do I have to recal? If so how?

Carl
KM1H

----- Original Message ----- 
From: <n2lxm at juno.com>
To: <test-equipment at mailman.qth.net>
Sent: Friday, December 21, 2007 8:19 PM
Subject: Re: [Test-Equipment] Questions about a I-111 tube tester


> Greetings Carl,
>
>        Was that a typo, or is it a I-177-B, if it is go to the readneck
> boat anchor site and you will find all the information you will need or
> want. The site is at " http://www.acadiacom.net/nlee/ ". There are spread
> sheets for the tubes and the adapter, I did not think I needed the MX
> adapter, but is nice to have and I use it often. Good luck with your new
> toy.
>
>
>                                Jeff N2LXM
>                  AMATEUR RADIO OPERATOR
>                                AMERICAN
>                                  PATRIOT
>                  Proud Father of two US MARINES
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