[R-390] test equipment question

[wb5uom at hughes.net]

Well, I have a 120A and a 120C  and dont consider them junk ,and waiting on
the new Aeroflex 3920 to arrive.
Have very little trouble out of either,  but the maint agreement sure helped
every now  and then.

----- Original Message ----- 
From: "Cecil Acuff" <chacuff at cableone.net>
To: <wb5uom at hughes.net>; "rbethman" <rbethman at comcast.net>;
<r-390 at mailman.qth.net>
Sent: Sunday, February 15, 2009 8:45 PM
Subject: Re: [R-390] test equipment question


> I've used the IFR 1200S and currently carry the IFR Com 120B.  Pretty good
> stuff...the 1200S does SSB.  The latest offerings from IFR are junk...
> Looks like they have been bought out by Aeroflex.
>
> Another good one is the earlier IFR 500.  Small and lighter....cheaper!
>
> All way overkill for the hobbyist though....too expensive.  (except mayby
> the 500)
>
> Cecil...
> ----- Original Message ----- 
> From: <wb5uom at hughes.net>
> To: "rbethman" <rbethman at comcast.net>; <r-390 at mailman.qth.net>
> Sent: Sunday, February 15, 2009 8:15 PM
> Subject: Re: [R-390] test equipment question
>
>
> Bob Probably said it best:
>
> "Those that work on this older gear use what WE desire, and what WE have"
>
> Being ABLE to use what you have at hand is what is important  I think.
>
> Now, I certainly dont know it all, and probably am lacking in the complete
> abilities of some of the equipment I am lucky enough to have. (If you call
> being in business for yourself lucky that is!)
>
> Watching someone wanting to measure or test a piece of equipment and
saynig
> they cant do it for one reason or another, and then showing them that they
> CAN do it with what they have is always fun.
>
> Yes, my IFR Com 120C is better than the Cushman CE-4  I started with in
> 1985.
> But its still what you can do with it thats important.
>
>
>
> ----- Original Message ----- 
> From: "rbethman" <rbethman at comcast.net>
> To: <r-390 at mailman.qth.net>
> Sent: Sunday, February 15, 2009 2:37 PM
> Subject: Re: [R-390] test equipment question
>
>
> Tom,  You have hit it on the head!
>
> The "newer" equipment "may" well make it easier and quicker.
>
> However, I don't get paid by the hour to work on MY radios.  So *IF* I
> need to let things warm up for a bit longer, (The R-390A HAS to warm up
> so that IT has quit drifting), I can let the URM-25 simmer also.
>
> Those that work on this older gear use what WE desire, and what WE have.
>
> I have just as much fun keeping the test gear running well as I do the
> R-390A and SP-600.
>
> Bob - N0DGN
>
> Tom Frobase wrote:
> > I have been watching this thread for a while and I thought I would weigh
> > in.  I am fortunate to have invested in a fair amount of test equipment
> > over the years.  Most by buying it broken and repairing it.  My love of
> > test equipment is just as avid as for old radio's.
> >
> > I use an IFR 1200 service monitor for a signal generator.  Both
> > frequency and gain are calibrated, saving time each time I move the
> > dial.  I use an HP 3577 to adjust the IF chain.  I can truthfully say I
> > have tried doing IF alignment the old way and have always improved my
> > work with the analyzer.
> >
> > Of the many R-390's and A's I have repaired it is always a thrill, after
> > all of the RF coils and mechanical assembly has been removed cleaned
> > thoroughly and reinstalled to set the radio on the 7.999 + marks, to
> > crank about 100 mV of RF in the antenna and hear a week signal!  The
> > radio is responsible for that part!!
> >
> > The story here is; use what works for each of you.  We all have
> > preferences, there is no right or wrong equipment, my 2 cents worth ...
> > 73, tom, N3LLL
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>
> -- 
> Bob - NØDGN
>
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