Heathkit IM-21 parts

Malcolm Leonard radiorepair at MINDSPRING.COM
Fri Jul 2 20:45:11 EDT 2004


You may not want to use a jig as I believe you will find that you will need
to move the meter to various positions in order to slip the scale out
safely;that is my experience,anyway.Of course,a jig on a gimbal mount might
be fine.
Malcolm


----- Original Message -----
From: "Ron" <ra.ah at RCN.COM>
To: <HEATH at LISTSERV.TEMPE.GOV>
Sent: Friday, July 02, 2004 10:08 AM
Subject: Re: Heathkit IM-21 parts


> Interesting idea. I don't even need someone else to do it, since I
> own an IM-12 with an excellent meter. Once the scale is out, I
> could photograph it with my high resolution camera and print it out
> on photo quality paper.
>
> Cons: removing the scale is a dangerous surgical procedure,
> requiring a very steady hand. I stand a chance of losing the good
> meter... If I were to embark on it, I would make a jig that
> supports the movement securely during the procedure. I'll see
> what list members have to offer before going this route.
>
> -- Ron
>
>
>
> Malcolm Leonard wrote:
>
> >Another possibility is that somebody might be willing to make photo paper
> >quality copies of either or both scales for you.I don't know how tricky
> >removing the scale to copy it without damaging the pointer might be.
> >You'd need to spray the paper scales with a UV proof (maybe Krylon)
> >spray,prpbably.
> >Malcolm Leonard
> >----- Original Message -----
> >From: "Ron" <ra.ah at RCN.COM>
> >To: <HEATH at LISTSERV.TEMPE.GOV>
> >Sent: Thursday, July 01, 2004 3:25 PM
> >Subject: Heathkit IM-21 parts
> >
> >
> >
> >
> >>Hi,
> >>
> >>I am currently restoring an IM-21 AC VTVM, from two very
> >>old and dilapidated units (one is an IM-21 and the other is an
> >>IM-38, which is essentially the same thing). The meter is P/N
> >>407-85. which is used in several other Heathkit models (IG-72
> >>and IM-12 come to mind, but, I am sure, others as well).
> >>
> >>My problem is that the scales on both meters are badly faded,
> >>especially the red markings. I wonder if anyone has a bad meter,
> >>but with a good scale. I'll happily also take a good case, and don't
> >>care if the movement is shot.
> >>
> >>The other side of this is that if anyone needs parts for the IM-21
> >>or IM-38, let me know, I'll probably be able to accommodate.
> >>
> >>-- Ron
> >>.
> >>
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> >>
> >
> >
> >
> >
> >
>
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Products bought, sold or traded here is the responsibility of the
parties involved.  This list and the City of Tempe are not responsible
for losses or misrepresentations of any kind.  Buyer beware!

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