Dean,
Send a PM to Howard-G8BCL - he's in (or recently retired from) the in car electronics world...
He might have a simple answer for you.

A motor caravan? You must have a large driveway! grin2


Graham (G4FUJ)

Sold L44FOR 4/4 Giallo Fly
'11 MINI Countryman Cooper D All4
'90 LR 90 SW