Radio Code
Ice Cat ^. .^ ~
iceisit at earthlink.net
Thu Oct 31 23:10:38 EST 2002
>Peter wrote:
>You can make one for about $3 at radio shack. Get a cigarette lighter plug,
>and a 9V battery plug. Connect them together...
>Before you disconnect the main battery, stick this thing into the cigarette
>lighter, then unhook the main battery. It will provide just enough power to
>keep the radio (and ECU) settings. Couple of warnings: Make sure you
>unhook the main battery promptly after you plug in the 9V battery. Also
>never forget to remove the 9V battery after reconnecting the main battery.
>You don't want them both plugged together for long because the 12V main
>battery will attempt to "charge" the 9V. The result is that it will get
>hot, leak, burn, let's not go there....
>________
>Huw wrote:
>Putting a diode in the doohickey you are making will prevent this
>reversed current flow, which, as you point out, would be very bad for
>the 9 volt battery. 1 amp diodes are pretty cheap at RS as well.
>
>Another minor warning, be careful to avoid turning anywthing on in the
>car while this is set up, if you pull that 9v down far enough you'll
>lose the radio anyway. Not sure if the 9v battery has enough oomph to
>run the interior light(s), door chime, etc.
Totally awesome! Thanks Peter and Huw !!!!!!!!
Is it true if it gets lost I can get it from the dealer in a simple fashion ?
Fay
'89 Audi 200 Turbo (No Q) Automatic
'88 Audi 5000 S Auto
'87 Audi 5000 S Auto
http://home.earthlink.net/~iceisit/
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