Analogue-sequencer

> I got no midi out cable on the P3... and just one cable from 
> the midispost 8X8.. 

There's a small possibility your MIDI input stage is marginal, and large
blocks of data don't work.
You could check that by doing a dump of your pattern data, and seeing if it
can load back in without showing any errors.

Best regards,
Colin Fraser
Sequentix Music Systems Ltd
http://www.sequentix.com