On 2014-07-26 14:25, robertm wrote: > You can extend a USB to the other side of the planet with the right > extenders. For simple serial data it is quite simple. Try www.bb-elec.com -- the go-to source for all types of serial comms extension/isolation and related. -- Alan Shea N2UDV, CSRE, CBNT Cel +1 260-645-0663 (EDT/GMT-4)