Side Comment on e Names and Uses of Expression (Continuous) Devices: the labelled continuous expression devices in Fig. 6.4 are
ese names are typical of a eatre Organs’ expression pedals, corresponding to the way that a eatre Organs’
expression (volume) may be controlled. e Main expression pedal typically controls sound on the Great and Choir divisions, and possibly the Orchestra division, while the Solo expression pedal controls sound on the Solo division onl , or possibly the Solo and Orchestra. A Classic Organs’ expression pedals will likewise be assigned to various combinations of Choi , Great and Swell (or more) divisions. Some organs have some divisions in open chambers, meaning that some voices are under expression and some are not. ou may have to experiment with your expression pedal devices, once you connect them up, to see what your jOrgans’ disposition developer intended.
Some organs have crescendo pedals, which are likewise controllable by your MIDI equipments’ continuous (expression- pedal type) controls, and may be set using the above methods. our jOrgan disposition may have other continuous devices as well; you will have to consult the developer s’ documentation to see which of the MIDI devices at your disposal would be most appropriate to connect to them, if any.