I think that, in addition to the large batteries, that radio does use an AA
or AAA cell for battery backup.  I don't remember where it's located, but I
remember being stymied when one wasn't present.
73,
Lloyd Rasmussen, W3IUU, Kensington, Maryland
Home:  http://lras.home.sprynet.com
Work:  http://www.loc.gov/nls
 
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of Danny Dyer
> Sent: Thursday, August 27, 2009 8:31 PM
> To: [log in to unmask]
> Subject: Re: dx440 question
> 
> Hi Lou, the Sangean equivalent radio is the ats803, and or the 803A, and
> or
> 803B./I've heard of all three.
> In terms of a memory battery,  Since the memories are volatile/will
> disappear when power is removed, or AA cells are removed, there's likely
> not
> any other battery supply for the radio's memories and clock, other than
> the
> AA cells.  Meanwhile, in terms of a reset button, I'm not sure, although I
> never remember seeing/feeling one, and I've experienced several of the
> units.
> Have you checked icanworkthisthing.com for a manual?   that should answer
> the reset button question---in fact you might find a manual at
> radioshack.com or 1800theshack, although considering the age of the unit
> that's a longshot.  *ANother longshot, Universal Radio may have some info,
> as they do sell those units used, quite often.  Those old radios do sound
> great, and usually work very well. Have you tried to bring the unit up
> strictly with batteries?
> HTH, Danny.
> 
> 
> ----- Original Message -----
> From: "Lou Kolb" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Thursday, August 27, 2009 7:44 PM
> Subject: dx440 question
> 
> 
> >I have an old Radio Shack dx-440 am/fm/sw receiver.  Apparently, it's
> made
> > by Sangean and they have their own model number for the same radio.
> > Anyway,
> > after nearly 20 years of faithful service as my bedside radio, it has
> > stopped working.  Actually, that's not quite accurate.  It comes on when
> > plugged in but none of the controls work.  Anyone know if there is a
> reset
> > button on the thing.  Or maybe, if there is a lithium battery for the
> > memory
> > it has finally given out.  Guess I can't complain after nearly 20 years
> > but
> > I'm not willing to say goodbye to the thing just yet.  Thanks.  lou