[ARC5] Fw: BC-348 AC Conversion Document

[Tim]

Hi Hue - As a S.W.A.G. they may have been intended for shoreside Navy
Reserve training units.  But 100?   Dunno.
Tim
N6CC

On Mon, Oct 25, 2021 at 12:30 PM Hubert Miller <Kargo_cult at msn.com> wrote:

> I suggest it's an unsupported leap of imagination to suppose the BC-348
> conversions were
> somehow to monitor aircraft. There is nothing special about the BC-348
> that makes it better
> or worse for air traffic monitoring. They "could" have been used for this
> at Naval Air Stations,
> but airfield operations were on VHF at this time. The Navy did still use
> HF at sea and for fleet
> "Fox" broadcasts. And for harbor operations of course in the 2 MHz band.
> So it's still a guess
> why they wanted these. We have also seen RBM receivers converted by Navy
> to rack mount
> front panel - that's a lot of work, and no one knows the "why".
> I once owned a 348 with an additional plate below the BC-348 nameplate.
> The additional
> plate read something like "Modified for 115 AC by Puget Sound Naval
> Shipyard". So I think we
> can assume the 100 to be modified as specified in Terry Comstock's letter,
> all had this additional
> nameplate.  The AC - modified one I have still retains the 24 volt
> heaters, the power supply is
> more robust than the EP-298, and the wiring is factory spec, way to good
> for a surplus dealer -
> "I think". So there were a bunch of these conversion projects going on.
> -Hue Miller
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