[R-390] My next restoration project--EAC 390A

[Pete Lancashire]

Things were pretty much the same at tektronix you had boards and a
replacement pool and as long as the version compatibility or the board was
updated to a compatible version you basically had no choice which one you
got.

On Wed, Jun 27, 2018, 8:08 AM Bob kb8tq <kb8tq at n1k.org> wrote:

> Hi
>
> Back in the day, inventory control was not what it currently is. Modules
> as built would go into the stock
> area and sit. When needed modules would get pulled. What order they got
> pulled in … nobody cared.
> The first module built might be sitting in stock on the last day of
> production.  If the project wanted things
> done more formally, they called that out in the contract and paid a
> premium for it …..
>
> Bob
>
> > On Jun 27, 2018, at 6:45 AM, Tom M. via R-390 <r-390 at mailman.qth.net>
> wrote:
> >
> > I had one of the EAC commercial units.
> > They were not rejects.  All modules were EAC except the sns were all
> over the place.  Some were low, some were hi.  Perhaps the modules went
> back for repair and then install.  Anyhow the unit worked just like an
> other R-390A.
> > Tom
> >
> >    On Tuesday, June 26, 2018, 8:00:45 PM CDT, Pete Lancashire <
> pete at petelancashire.com> wrote:
> >
> > Off the EAC series I have seen only one  was made by EAC. Two of the
> others
> > had a very shiny new EAC id tags. And the 4th most if not all modules
> > inside we're not EAC
> >
> >
> > On Jun 26, 2018 5:33 PM, "Bob Weiss" <bobweiss1967 at gmail.com> wrote:
> >
> > Will do.  What is the collective experience with these units?  Any
> > evidence that they were off-spec or rejected units?  I take it they are
> > fairly rare...
> >
> > On 6/26/2018 6:30 AM, Tom M. wrote:
> >> Yes that is a commercial unit.
> >>
> >> Let us know the sn's of the modules and if they have govt contract
> stamps.
> >>
> >> Tom
> >>
> >>
> >>
> >> On Monday, June 25, 2018, 7:40:20 PM CDT, Bob Weiss
> >> <bobweiss1967 at gmail.com> wrote:
> >>
> >>
> >> Threw a lowball offer at a scruffy looking but apparently complete EAC
> >> unit on eBay, and the seller accepted. Looks fully restorable, but will
> >> know better when I pick it up over the weekend.
> >>
> >> The nametag has the standard nomenclature, but also the "EAC rocket"
> >> logo, and Red Bank NJ location, which I haven't seen on most EACs. Is
> >> this one of the units that was a production overrun or built to use up
> >> spare parts from a contract, and sold into the civilian market? Paint on
> >> the knobs looks like it has seen a lot of use, more than a typical
> >> hamshack/SWL would likely dish out.
> >>
> >>
> >> 73,
> >>
> >> Bob Weiss N2IXK
> >>
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