[ARC5] Brass-tubing tuning-adapter.
Bill Cromwell
wrcromwell at gmail.com
Thu Aug 28 05:42:37 EDT 2014
Hi Wayne,
That's what I saw. I haven't looked for that yet. I'm an old guy and
have been outside in the sun and wind scrubbing several years
accumulation of dust and grime of the house and doing yard maintenance.
That takes it's toll on old pharts! I have four of the BC-453/R-23
receivers. I could put together one of each using the Vernier scale on
one and the scale from this article on the other and compare them side
by side in actual, on the air use.
I'm guessing a magnet isn't going to hold anything on the case <evil grin>.
73,
Bill KU8H
On 08/27/2014 10:41 PM, hwhall at compuserve.com wrote:
> The article I have may be the same one. It has a 40m scale illustrated
> and it used three circlular arcs to cover 7.0 to 7.3 MHz in three knob
> turns. Each circle was marked with a 100kc scale. The illustration
> looked very neat but probably was for looks only as the scale marks
> had to be found experimentally. The pointer was a bent wire held by
> one of the case screws.
>
> The guy made the scale circles sort of align by marking the first
> 100kc on one circle, then dropping to the next circle to begin the
> next 100kc, as so on. Looks like it takes a bit of getting used to.
>
> Wayne
>
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