外部的声音部件,通常称为 MIDI声调产生器(不正规的称法也叫姊妹盒daughter boxes)。它对琴键演奏者寻求扩大音域调节范围是极有用的。虽然这些产生器要多花几百元到几千元,但能发出更好听的声音,提供更多的存储空间,比多数声卡具有更丰富的特性。对于琴键演奏者来说,使用Wave Table声音的MIDI键盘也是个很好的选择。它们是创建定序器的理想输入设备——加到演奏爵士音乐会中。 External sound components, often called MIDI tone generators (informally known as sister boxes). It is extremely helpful for the performer to seek to expand the range of the tuning range. Although these generators spend an extra few hundred to several thousand dollars, they emit a better listening sound, provide more storage space and are richer than most soundcards. A MIDI keyboard using Wave Table sounds is also a good bet for the performer. They are ideal input devices for creating sequencer - added to playing jazz concerts.