I happen to have a radio that does have a rechargeable battery or some type
of flash memory. The radio is removable and keeps all the presets (in
theory), unfortunately it no longer keeps the presets in or out of the car.
> -----Original Message-----
> From: owner-mgs@autox.team.net [mailto:owner-mgs@autox.team.net]On
> Behalf Of Max Heim
> Sent: Saturday, April 29, 2000 05:41 PM
> To: MG List
> Subject: Re: I flunked electronics 101, help please
>
>
> The problem with these modern radios and their electronic "memory"
> presets is that, unless you drive the car daily, you tend to run down the
> battery. I know it's only a miiliamp drain, but that seems to be a common
> experience. They really should have a small rechargeable battery pack for
> the presets, that charges with the ignition on, then powers the radio
> memory with the ignition off, rather than introducing a constant drain on
> the main battery that was unanticipated by the minions of Lucas.
>
> PAINTRIX@aol.com had this to say:
>
> >I am cleaning up a mess left by the PO of my 78B during his
> attempt to hook
> >up a radio/cassette sound system. Everytime I turn the engine
> off I loose
> >all the preset stations. The instructions say to take one of
> two "power"
> >wires and connect it to a 12V unswitched power source. I gather
> that wire
> >gives the radio enough juice to remember everything. The
> question I have is
> >where is the best unswithched power source? Could I tap into the
> "hot" wire
> >powering the headlamps? Or should I use a cleaner connection
> >like________________(please fill in the blank)
> >
> >The sun is out and about 70 degrees and I'm in garage
> scratching my head,
> >the same weather is predicted for tomorrow so any overnight help
> would be
> >appreciated.
> >Steve Petrosky
> >Cinti, Ohio
> >
> >
>
>
> --
>
> Max Heim
> '66 MGB GHN3L76149
> If you're near Mountain View, CA,
> it's the red one with the silver bootlid.
>
>
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