Thanks
the LX200gps manual has no info in regards to this and i cant find anything on the net other then chat on the yahoo groups that it may lessen the interference .I tried it this afternoon and everything seemed fine with the scope communicating with guidedog & PHD guiding. Ive attached the diagram provided by a cloudy nights member ie; he has a classic LX {
http://www.cloudynights.com/ubbthrea.../o/all/fpart/1}