[R-390] More Ballast Tube Noise

wglevy levyfiles at att.net
Thu Feb 10 22:24:28 EST 2005


You all are wrong.
To change a tube radio you go to the boatanchor store and sell one and buy
another.
Whats hard about that?

----- Original Message ----- 
From: "Tom Norris" <r390a at bellsouth.net>
To: <R-390 at mailman.qth.net>
Sent: Thursday, February 10, 2005 3:38 PM
Subject: Re: [R-390] More Ballast Tube Noise


>
> I've used a similar method several times in the past, however instead of
> a ballast it was a radiator cap and instead of a "tube radio" it was a
car.
>
> Tom NU4G
>
> >  > How do you "change a tube radio"?
> >>
> >>  Barry(III) - N4BUQ
> >  to which one of the other Barry's replied ---
> >
> >Actually, Namesake-san, the thing reads "Can be changed as easily as a
radio
> >tube"  However, if you want to do it the other way around, this can be
> >accomplished by means of the following procedure:
> >
> >1.  Unplug ballast tube from Radio #1 carefully, avoiding excess wiggling
> >and jiggling and set tube aside carefully in a safe place..
> >2.  Remove Radio #1 and set aside (for shipment approved repository --
> >address to be supplied later)
> >3.  Move Radio #2 (w/o ballast tube) exactly into position previously
> >occupied by Radio #1.  (Radio #2 must be a compatible model, such as
> >R-390/URR, R-390A/URR, R-391/URR, etc, -- not a Zenith Transoceanic which
> >requires a 50A1 ballast tube, unless Radio #1 is a Zenith H-500, x-600,
> >R-520, of course.)
> >4.  Lower ballast tube removed in step one into position in Radio #2,
being
> >careful to orient pins properly and gently press downward to install into
> >socket.
> >5.  Congratulations!  You have now successfully changed a tube radio.
> >
> >runnin' & duckin'
> >Barry
>
>
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