Thanks all, Special thanks to Neil GILLIES who help me in document translation. The orginal RX design is now (or will be soon) available on the following ftp sites: ftp://pandemonium.jcu.edu.au/pub/EE-Misc http://pandemonium.jcu.edu.au/EE-Misc ftp://ftp.parallaxinc.com/pub/pub_up RX.ZIP contains: - BMP (Paintbrush (Windows)) files for SCH, PCB - GIF (I think MAC viewable) files same as BMP - PS (Postcript) files same as BMP - ORCAD files(same as BMP and GIF) - ASM file for PIC - English DOC file (Winword 6.0). RX_LITE.ZIP contains: - PS (Postcript) files - ORCAD files - ASM file for PIC - English DOC file (Winword 6.0). Please, don't disturb people by asking us the project. If you have any question, contact me directly. Regards, Philippe.