[time-nuts] Errors on HP 58503A GPS time & frequency reference receiver bought from yixunhk.

[Dr. David Kirkby (Kirkby Microwave Ltd)]

On 11 December 2014 at 01:10, Bob Camp <kb8tq at n1k.org> wrote:
> Hi
>
> I suspect that if you look closely at the board in the unit, it’s got water stains on it ….
>
> Bob

This was bugging me too much, so I decided to open it to find out.
Sure enough, there are rust signs in it. One can also see clear
evidence where the metal is scratched, and a new sticker placed on
top, so the scratches stop where the sticker is.

I will post some photos later.

Dave