[ARC5] An interesting marking on ARA set sn 4839

Thu Jul 20 16:47:27 EDT 2017

I hope this makes it through to the ARC5 list.  If so I have two other
pictures to follow.

Clare

On Thu, Jul 20, 2017 at 4:18 PM, Leslie Smith <vk2bcu at operamail.com> wrote:

>   Hello Clare/All,
>
>   All this is very interesting, Clare.  If I may be so bold as to guess, I
> think your set has a silver name-plate.
>   Am I correct?  Do you use this set?
>   I used mine (below) for listening to the AM BC band in bed.  (This is
> the proper place to listen to a command set.)
>   After some months it developed instability in the RF (or IF) section.
>   I'm waiting until I have enough time to properly re-stuff/replace the
> caps.
>
>   A DIFFERENT SET ON THE SAME ORDER.
>   I send a photo of a nameplate from a R-24 receiver.
>   Contract:  NOs 74912.   Serial 2195      12 Volts DC (hand written in
> black ink).
>   There is no "stamping" for voltage - only the hand written numbers.
>
>   On the rear panel I see the ARC (in a circle) and then #9603
>   See pg 108 of AN 16-30 - Table 7.2
>   Then (on the rear panel)  0.52 - 1.5MC
>   11-43.
>
>   On the rear - to the right:  Released 2-43 and the US Navy stamp.
>   I don't know if anyone is interested, but I have a photo.
>
>
>    73 de Les Smith
>    vk2bcu at operamail.com
>
>
>
> On Fri, Jul 21, 2017, at 05:22, Clare Owens wrote:
>
> My unit has a Nameplate:  CBY-46145 S/N 7420 Contract Nos-74912 and a rear
> stamp that says Released 1-43.
> There is a clear gray stamp GFE PV-2 on the tube cover and next to the
> name plate there are two gray stamps on top of each other that after some
> careful looking are GFE PV-1 and GFE PV-2.
>
> I know the provenance of this radio and the single rack with shock mount
> that came with it.  I bought it while I was still working for IBM, so
> before 1977, at a place in Hamburg, NY called East Coast Electronics.  He
> had a load of surplus from Calspan Corp. (previously Cornell Aeronautical
> Corp - a part of Cornell university) And I bought a bunch.  Calspan had
> several aircraft at the Buffalo airport over the years but I do not know if
> they ever had a a Ventura or a Harpoon.  Interestingly (or not,,,) I had
> worked with the Calspan transonic wind tunnel folks while at IBM, doing
> some custom operating system coding for their wind tunnel data reduction
> computers.  Standing in the model section of the tunnel was neat as well as
> was looking at the 13,000 HP synchronous motor that powered the tunnel.
> Clare
>
> On Wed, Jul 19, 2017 at 3:19 PM, Leslie Smith <vk2bcu at operamail.com>
> wrote:
>
>   Hello All,
>   The question is about the meaning of a stamp (red/orange letters)
>   adjacent to the name plate.
>   The letters are:  GFE and PV1
>   Some weeks ago Mike Morrow told me this means, Government Furnished
>   Equipment and (as DS says below) Lockheed Ventura aircraft.  The
>   nameplate accompanying this set was from an early ATA set, 7 to
>   9.1MHz.
>
>    73 de Les Smith
>    vk2bcu at operamail.com
>
>
>
>                                     o-o-o
>
>
> On Wed, Jul 19, 2017, at 22:26, Jack Antonio wrote:
> > On 7/18/2017 9:53 PM, David Stinson wrote:
> > >
> > >
> > > I have seen this "GFE PV1" marking a few times
> > > on Command Sets.  Does anyone have insight on it?
> > >
> > >
> > My guess
> >
> > GFE  Government Furnished Equipment
> >
> > PV1  Lockheed Ventura patrol aircraft.
> >
> >
> > I have a BC-458 that has the markings
> >
> > A-20-G
> >
> > in two places. Looks like rubber stamp markings, but in grey
> > or silver paint, not the orange Signal Corps stamp ink..
> >
> > It also has another rubber stamp saying  Tested Sept 7, ????
> >
> > but the year is smudged too badly to read.
> >
> > Jack Antonio
> > WA7DIA
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