I installed one of these just for that reason.

http://www.gowesty.com/ec_view_details.php?id=23361

Its a toggle switch that will keep your radio on a switched power source
UNTIL you flip the toggle then the radio will turn on even without the key
in the ignition. This is great for camping and such.

Abel Longoria
DasMotoClub.com

On Mon, Jun 30, 2014 at 11:08 AM, Eric Caron <ecaron1@comcast.net> wrote:

> Hi Listers,
>
>
>         I may have               incorrectly hooked up my new radio.  I
> like it to always have power even with the ignition off.  .  But I'm told
> this will draw 67 mili amps.  With just the memory power on it draws 6 mili
> amps.
>
>         My van sits often for 2 weeks without being started.  Is this
> going to quickly draw down my battery?
>
> Eric Caron
> 85 GL Auto Westfalia
>