[AMRadio] Replacement Part Query

Sat Mar 10 18:51:17 EST 2012

i used solder wick on mine to replace the band, worked fine.Bob KG4OJZ (ex K1SUI)
 > Date: Sat, 10 Mar 2012 15:32:12 -0800
> From: farrerfolks at yahoo.com
> To: amradio at mailman.qth.net
> Subject: Re: [AMRadio] Replacement Part Query
> 
> Ok, Now can you tell me the distance between the mounting holes and what size they are?  I will cut one out and fab the holes after I get your information.  I will probably make two one of one thin and the other a little thicker.  Let me know where to mail them in your response.
> 
> Mel
> 
> --- On Sat, 3/10/12, Todd, KA1KAQ <ka1kaq at gmail.com> wrote:
> 
> From: Todd, KA1KAQ <ka1kaq at gmail.com>
> Subject: Re: [AMRadio] Replacement Part Query
> To: "Discussion of AM Radio in the Amateur Service" <amradio at mailman.qth.net>
> Date: Saturday, March 10, 2012, 2:26 PM
> 
> Looks to be just over 1/4" wide, Mel, but 3/8" would likely give it a bit
> more strength around the screw holes where it attaches to the pulleys.
> Looks to be roughly 18" long, hard to tell since it has a patch in it and
> the original ends are a bit ratty. No idea of the thickness - it needs to
> rap 180 degrees around  a pair of 3/4" smooth wheels/pulleys without
> kinking, if that matters. I'll send you a couple photos of the broken
> strap, though it probably won't be much help as it's a mess.
> 
> If you come across something, let me know the cost with shipping and I'll
> send off payment. Would be happy to get ahold of a replacement, otherwise
> the plastic/fiber belt approach suggested by folks would be the next
> option. Since the strap is held on both pulleys by a screw, slipping
> shouldn't be an issue.
> 
> TNX to all for the suggestions. While taking the above measurements, my
> wife asked what I was doing. When I told her, she said "That sure was
> fast". Indeed!
> 
> ~ Todd,  KA1KAQ/4
> 
> 
> 
> On Sat, Mar 10, 2012 at 4:56 PM, Mel Farrer <farrerfolks at yahoo.com> wrote:
> 
> > Todd, also give me some deminsions, I have quite a bit of
> > copper(beryllium?) strap material of several thicknesses.
> >
> > Mel, K6KBE
> >
> > --- On Sat, 3/10/12, Todd, KA1KAQ <ka1kaq at gmail.com> wrote:
> >
> > From: Todd, KA1KAQ <ka1kaq at gmail.com>
> > Subject: [AMRadio] Replacement Part Query
> > To: "Boatanchors" <boatanchors at mailman.qth.net>, "Discussion of AM Radio
> > in the Amateur Service" <amradio at mailman.qth.net>
> > Date: Saturday, March 10, 2012, 12:38 PM
> >
> > Have been in the process of restoring a nice set of Heathkit Indians
> > (Apache & Mohawk) to put back on the air. The Mohawk is set and the Apache
> > would've been, but a final checkout before re-installing in the cabinet
> > produced a snapped copper(beryllium?) tuning strap for the FINAL control. I
> > would guess by the looks of this one that it is a fairly frequent failure
> > part in rigs that see a lot of use. This one has been repaired at least
> > twice, including a piece spliced into it. Apparently this made the strap
> > too long, so the original owner ran it below one of the other shafts to
> > take up the slack, adding tension into the equation and assuring a future
> > failure.
> >
> > Before attempting to make one, which will require tracking down the
> > material and tools to properly fabricate it, does anyone make replacement
> > straps? If not, I'll probably go with something along the lines of the
> > material used in tie wraps or another durable plastic rather than this
> > stuff again.
> >
> > Thanks -
> >
> > ~ Todd,  KA1KAQ/4
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