mini organ

11-26 — elektor november 1981 the mini o flmfl musical fun and games on a single chip Building an electronic organ from scratch can be a tedious and expensive business costing anything over £ 200 and several weeks of hard work. Now for the good news: this particular organ incorporates all the electronics needed on a single compact board and can be built in a matter of hours. Thanks to ITT"s special "organ IC", the mini organ is highly economical and provides a remarkably good performance (that is, as long as the organist isn"t "all thumbs"!). Fun for everyone ... at the price of a single chip. ITT recently introduced the highly interesting SAA 1900 IC which, the company claims, is the "key" to a com- plete organ. The data sheets, however, are a little ambiguous about the chip"s possibilities. On the one hand, they pro- vide a great many fascinating technical specifications, but on the other hand, they modestly christen their brain- child a "One Chip Toy Organ IC"! This article ...