[R-390] Re: [Eico] Capacitor replacement when restoring

Thu, 10 Jan 2002 02:13:02 -0500

George,, My feelings exactly. Do 'em now and save time and harassment later.
The total cost is very low, and at least you know that you have the original
specs back in operation. Since I have the unit pretty well broke down,
replacement is not a problem.
73 es tnx
de Greg WA3IVX

"GEORGE BLAHUN JR." wrote:

> Greg:
>      Hello.  If you're going to all the trouble of a complete rebuild, I
> would replace all the caps unless expense is a concern.  The ceramic caps
> are probably ok but there is no way to tell if the are becoming brittle due
> to heating and cooling cycles, and for the same size components you can get
> a higher voltage rating and probably tighter specs.   You might get some
> opposing views, but my vote is to replace everything and make it better than
> it was.
>
> George
> ----- Original Message -----
> From: "Gregory W. Moore" <[email protected]>
> To: "Boatanchors Reflector" <[email protected]>; "Eico Reflector"
> <[email protected]>; "R390 reflector" <[email protected]>
> Sent: Wednesday, January 09, 2002 6:38 PM
> Subject: [Eico] Capacitor replacement when restoring
>
> > Ok, I realize that this is a simple question, and I should already know
> > this, but WHICH
> > caps beside the electrolytics should be replaced when doing a total
> > rebuild/restoration?
> > I am now doing an Eico 753 but will be following shortly thereafter with
> > my R390A.
> >
> > Do I have to worry about the ceramic disks? They all test good with the
> > Fluke DVM , and otherwise look ok. What I sm conserned about, besides
> > the electrolytics are the silver mica, the molded silver mica, and the
> > mylar ones.
> >
> > Any info here is appreciated...also, if someone has a male Amphenol MC2M
> > plug, or prefably 2 of them...I wouldnt complain if they had the
> > matching receptacle as well, let me know.... I do want to get this thing
> > back on the air ASAP. Yes I do have a second, and works reasonably well,
> > but I am doing a complete teardown and restore on the first.
> > 73 es tnx
> > Greg WA3IVX
> >
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>
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