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Apple Sound Tools ERS Revision 2.1 March 2nd, 1987


Well-known member
Hey everyone I have yet another upload the description, download link, and front page are below.

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"This is a sound tools and technical notes collection for use on what I assume to be the Apple ii lineup. There is setup information which is useful for developing cards or sound based devices."

Download Link Here


Well-known member
The book covers the Ensoniq 5503DOC chip in the Apple IIgs along with the ROM level Toolbox routines to control it. "Cortland" was the machine's development code name.