[Milsurplus] RE: TCS...AN/WRC-1 etc

[Paul Alexander]

Robert--

Unfortunately, I cannot remember how to ID the different units.  Both
units looked identical on the outside with minor internal differences.
 That was a long time ago and I can't remember the NSNs for the
various units.

Paul Alexander
WB9IPA

On 7/5/06, WA5CAB at cs.com <WA5CAB at cs.com> wrote:
> Paul,
>
> That's handy info to know.  I never heard that before.  Of course, I
> cross-rated from ET1 to MN1 in 1975, and never worked on a radio again (in
> uniform).
>
> I have an AM-3007A.  Do you recall how to ID the two PS variants?
>
>
> In a message dated 7/5/2006 6:26:57 AM Central Daylight Time,
> paul.alexander10 at gmail.com writes:
> While they looked identical, the AM-3007 used in the two
> configurations contained different internal power supplies.  When the
> supply intended for the WRC-1 was used in a URC-35 configuration, it
> would get very hot and fail after a short time, usually in a very big
> way with burned circuit boards.  When the proper power supply was used
> in the URC-35 configuration, they were virtually indestructible.
>
> Unfortunately, the supply chain did not know the difference and listed
> both power supplies as "suitbale substitutes" for each other.
> Ordering a URC-35 power supply usually got you a WRC-1 power supply.
>
> Robert Downs - Houston
> <http://www.wa5cab.com> (Web Store)
> MVPA 9480
> <wa5cab at cs.com> (Primary email)
> <wa5cab at houston.rr.com> (Backup email)
>
>
> In a message dated 7/5/2006 6:26:57 AM Central Daylight Time,
> paul.alexander10 at gmail.com writes:
> While they looked identical, the AM-3007 used in the two
> configurations contained different internal power supplies.  When the
> supply intended for the WRC-1 was used in a URC-35 configuration, it
> would get very hot and fail after a short time, usually in a very big
> way with burned circuit boards.  When the proper power supply was used
> in the URC-35 configuration, they were virtually indestructible.
>
> Unfortunately, the supply chain did not know the difference and listed
> both power supplies as "suitbale substitutes" for each other.
> Ordering a URC-35 power supply usually got you a WRC-1 power supply.
>
> Robert Downs - Houston
> <http://www.wa5cab.com> (Web Store)
> MVPA 9480
> <wa5cab at cs.com> (Primary email)
> <wa5cab at houston.rr.com> (Backup email)
>