Equipment: A least of 16 simultaneous and various timbres enjoying various instruments. Kéy-based percussion is always on MIDI Station 10. Each Sales channel can play a adjustable quantity of voices (polyphony).Įach Approach can play a various instrument (audio/patch/timbre). Stations: All 16 MIDI Stations are supported. Voices: A least of either 24 completely dynamically allocated voices are usually available concurrently for both meIodic and percussive sounds, or 16 dynamically given voices are usually available for melody plus 8 for percussion. GM 1 Features (Needed) To be GM 1 compatible, a GM 1 sound generating gadget (keyboard, audio module, sound cards, IC, software plan or additional product) must satisfy the General MIDI Program Degree 1 overall performance requirements specified below, immediately upon need, and without additional modification or modification/configuration by the consumer. However, GM 1 continues to be a well-known structure and is still generally used for music distributed in Regular MIDI Document (.mid) file format. Be aware: The GM 1 specification has been superceded in 1999 by Common MIDI 2 which added support for additional features and capabilities which got become typically obtainable since GM 1 devices first made an appearance. The GM specification assigns specific sound names (such as 'Electric Piano' and 'Oboe') to each System Number, but the acoustic features of the every sound are usually not described. Without General MIDI, playback of MIDI files made on one MIDI instrument might sound totally various on a different MIDI device, because audio selection in MIDI is definitely accomplished by 'Plan Amount', not really a description of the sound. The 'General MIDI Program Degree 1' standards - furthermore identified as 'GM', 'General MIDI 1' and 'GM 1' - describes specific features of a MIDI audio power generator (synthesizer), mainly so that MIDI documents are usually shareable.
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