[Milsurplus] LM freq meter calibration book accuracy

[J. Forster]

Not so obsolete functionally. There are very few currenht boxes that can
act as a signal generator and receiver around today.

YMMV,

-John

=============



> A few years ago I picked up a VERY nice LM with its original cal book and
> a matching Navy ACPS.
>
> It was priced so low I couldn't resist. I was going to gut it and use the
> cases but good sense prevailed and I plugged it in.
>
> I was astounded at the accuracy of the cal book. Spot on many decades
> after it was made.
>
> Stickers indicated that it was owned by Douglas Aircraft and in use until
> at least 1970.
>
> Needless to say I didn't gut it. I love using it with my BC 348 and ARR
> 15.
>
> Sometimes WW2 mil surplus radio gear soldiers on a lot longer than you'd
> expect. Witness the RAF's use of the APS 20 radar into the early 1990s on
> Shackleton aircraft.
>
> I worked at Hughes and we made lots of mil radar gear. One of our
> engineers got to ride in a Shackleton and operate the ancient APS 20. He
> was completely amazed at how well it performed.
>
> Mark
> AF6IM
>
> It's obsolete and outperformed by the cheapest digital counters, but I
> love using it with my BC 348.
>
>
>
>
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