That is not quite right. The examples you give is one "Channel Voice Message" and one "Control Change Message" and RPN, and NRPN, is two special cases of "Control Change Message".
How can a unsigned value be negative?
I have had no problem what so ever with the TL1100 and I find them to work well. So that would be my obvious choice, then again the I don't have that much experience with the D6R. I usually put a small amount of silicone putty in the knob to keep th…
As far as I understand RPN is not the same as NRPN as RPNs are defined in by the latest MIDI spec and NPRNs are meant to be defined by the instrument manufacturer and SysEx is supposed to be used to transfer sets of data and not parameter changes. (…
I'm afraid I don't have that much experience with different controllers but I think for example the M-Audio Axiom some Akai controllers that I have tested do send NPRNs.
Perhaps this would be an excellent question for the SDIY mail list?
Sounds lik…
I would say that this is exactly what NPRNs where made for. The other option would be to give each sound its own MIDI channel but that would break the normal sound to key mapping. As I understand SysEx it is good for dumping large data sets and is n…