At 08:15 AM 5/15/99 EDT, you wrote: >Right, thanks for that, but I am not looking for alternative methods of >communication other than telemetry. > >I am really after a cheap Tx and Rx pair, and want to know how to connect the >Tx and Rx to a PIC. > >I dont want to get bogged down in details like the analogue voltage ranges >etc. I just want to know how to get a signal from a Tx to an Rx using PICs / >Telemetry. Check out . 115 Kbaud tx rx pair, just give it power and connect to a USART. real simple. Kelly **************************************************************************** ******** All legitimate attachments to this email will be clearly identified in the text. Please note our new address and phone numbers. William K. Borsum, P.E. DASCOR P.O.Box 462885 Escondido, CA 92046-2885 V&M&F) 760-796-7785 Direct) 760-796-7788