[R-390] A tale of two IF decks.

Fri, 30 Aug 2002 18:01:30 -0700 (PDT)

Do pictures and a side-by-side comparison for the Y2K
Manual!

Some of us would like to see just how neat the Collins
unit is.

Thanks,

Joe

--- "Tom M." <[email protected]> wrote:
> You didn't comment on the sheet metal differences.
> 
> EAC applied for and got approval to re-design
> certain decks so that they could
> be wired easier.
> 
> 73 Tom N5OFF
> --- Philip B Atchley <[email protected]> wrote:
> > Hello one more.
> > Just pulled the IF deck from Dons R-390A.  Even
> before pulling it I
> > "suspected" it was an "older" unit.  It is, it's
> an early Collins IF
> > deck.    
> > 
> > So, out of curiosity, I put it next to the '67 EAC
> IF deck from my
> > receiver.  There are many observable differences. 
> 
> > 
> > They are...
> > 
> > 1.  Most noticeable is the lack of filter trimmers
> on the Collins unit.
> > 
> > 2.  The Collins appears to be "neater" in it's
> construction.  I.E.  The
> > cable harness is much neater, point to point
> wiring is neater also.
> > 
> > 3.  The Collins has everything coated with that
> MFP crap which is going
> > to make re-capping a tougher job.
> > 
> > 4.  The EAC deck had nearly all capacitors of the
> newer type, I.E. Yellow
> > Aerovox and metal/glass.  Only one "Brown beauty".
>  The Collins is full
> > of the BBOD's  
> > 
> > I believe this is an example where I'd take the
> EAC over the Collins
> > every time as it has all the updates.
> > 
> > 73 de Phil  KO6BB
> > Loving home provided for wayward Boatanchor
> Receivers
> > [email protected]
> > Merced, Central California
> > 37.18N  120.29W  CM97sh
> > 
> >
>
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