YES !! that is yust the gadget I need.
That way I can have the display shift betwen night and day (tunnel) automatic.
COOL this will work for all radio's not just empeg

Mark
wait for mk III with a USB Host/slave
(USB->Ethernet)(USB->COM 1-8)(USB->You name it)
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Mark wait for mk III with a USB Host/slave (USB->GPS)(USB->Bluetooth)(USB->You name it)