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Re: RE: Drake 2880 Unit - Rattle



Don't bother, they're all like that...

73
Mike N4CNW

On Thu, Feb 08, 2001 at 10:02:12AM -0600, Mark Fossum wrote:
> Greg,
> 
> I honestly haven't taken one apart yet so I'm not familiar with the parts
> you described. I'll pull mine apart tonight when I'm home. If something is
> totally wrong with it I'll be happy to trade with you.
> 
> MF
> 
> -----Original Message-----
> From: Gregory Beat [mailto:gregory.beat@mediaone.net]
> Sent: Thursday, February 08, 2001 9:20 AM
> To: Mark D. Fossum; amsat-bb@AMSAT.Org
> Subject: Drake 2880 Unit - Rattle
> 
> 
> Mark -
> 
> Received Drake 2880 a couple of days ago.  Noticed a "rattle" with the unit.
> 
> Opened it up and found the aluminum shield in place (screwed in place) over
> the input and output stages,
> 
> BUT found 2 pieces of alumunium loose.  One is solid square ( 1" x 3/4" )
> and the other piece of
> metal is the same size and the shield ... but with one hole ( 3/16") and
> four smaller holes (less than 1/16").
> 
> Best guess ?
> 
> Unit also had the noise figure measurements at target ( 2.5 GHz)
> frequencies.  This one around 2.7 dB
> 
> G. Beat
> w9gb
> 
> ----
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