FUNDAMENTALS OF MUSIC TECHNOLOGY Volume One: The ARP 2600 S•Y•N•T•H•E•S•I•Z•E•R S E C O N D E D I T I O N A Pedagogic Work in Elementary Synthesis With Sampling and Example CD by S A M U E L E C O F F FUNDAMENTALS OF MUSIC TECHNOLOGY Volume One: The ARP 2600 S•Y•N•T•H•E•S•I•Z•E•R S E C O N D E D I T I O N A Pedagogic Work in Elementary Synthesis With Sampling and Example CD by S A M U E L E C O F F Secret Society Productions Fundamentals of Music Technology Volume One: The ARP 2600 Synthesizer Copyright ©& P 2000 by Samuel Wells Ecoff. All Rights Reserved. Except as permitted under the United States Copyright Act of 1976, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a data base or retrieval system, without the prior written permission of the author. If you would like to use excerpts from this book as part of a web page, call me; we’ll talk. :-) The author hereby grants permission to the reader to make copies of Appendix Two (patch sheets for the 2600 and ARP sequencer) as needed, as long as they are used for personal purposes, and not for profit. Typeface: Times ® This book is printed on acid-free paper. 1 1.70 2 2.03 3 1.73 4 3.79 CD LICENSING AGREEMENT 6 1.67 8 2.82 Permission is hereby granted to create samples from the audio CD included with this book. However, by 10 1.32 breaking the seal on the CD casing, the user agrees to the following terms: The sounds and samples on 13 1.33 this disc are licensed, not sold to you. You may use the sounds and samples found on this disc in a 15 1.50 commercial or non-commercial recording without paying any additional license fees. However, you must 17 1.38 strictly adhere to the following crediting guidelines on any music recording that uses material from the 19 1.22 enclosed CD: 21 1.12 23 2.11 In the written materials accompanying your music release, you must include the following courtesy 25 1.31 credits using this wording strictly: 27 1.23 29 1.32 ARP 2600 samples courtesy of Sam Ecoff of Secret Society Productions 31 1.22 33 1.19 Use of these sounds is limited to use musical context, and these sounds must not be left exposed where 35 1.10 they could be easily sampled by a third party. This license of free use is granted exclusively to the original 36 1.10 purchaser of this disc and book, and is non-transferrable. 37 1.04 38 1.06 Any redistribution of this material in any form or by any means is strictly prohibited. 39 1.08 40 1.01 41 1.3 42 1.1 ii This book is dedicated to all of the people that love this wonderful instrument as much as I do; to the people who know that the patch isn’t complete until every available patch cord has been used. iii TABLE OF CONTENTS Table of Contents............................................................................................................................... iv Listing of Tracks on CD ....................................................................................................................vi How the CD was Recorded ...............................................................................................................x Prefaces..............................................................................................................................................xi Thank You..........................................................................................................................................xiii About the Format of this Book.......................................................................................................... xiv UNIT ONE: INTRODUCTION AND OSCILLATORS Section One: General Controls.......................................................................................................... 001 Experiments........................................................................................................................... 009 Review Questions ................................................................................................................. 010 Section Two: VCO-1..........................................................................................................................011 Experiments........................................................................................................................... 016 Review Questions ................................................................................................................. 017 Section Three: VCO-2 ...................................................................................................................... 018 Experiments........................................................................................................................... 028 Review Questions.................................................................................................................. 029 Section Four: VCO-3......................................................................................................................... 030 Experiments........................................................................................................................... 034 Review Questions.................................................................................................................. 035 UNIT TWO: MODIFYING THE SIGNAL Section Five: Noise Generator........................................................................................................... 036 Experiments........................................................................................................................... 040 Review Questions.................................................................................................................. 041 Section Six: The VCF ....................................................................................................................... 042 Experiments........................................................................................................................... 052 Review Questions.................................................................................................................. 054 Section Seven: ADSR & AR Generators........................................................................................... 055 Experiments........................................................................................................................... 060 Review Questions.................................................................................................................. 062 Section Eight: The VCA.................................................................................................................... 063 Experiments........................................................................................................................... 068 Review Questions.................................................................................................................. 069 iv TABLE OF CONTENTS UNIT THREE: FINISHING TOUCHES Section Nine: The Mixer Section and Reverberator.......................................................................... 070 Experiments........................................................................................................................... 073 Review Questions.................................................................................................................. 074 Section Ten: The Internal Clock, Electronic Switch, and S/H Circuits............................................. 075 Experiments........................................................................................................................... 080 Review Questions.................................................................................................................. 081 Section Eleven: The Ring Modulator, Preamp and Envelope Follower ........................................... 082 Experiments........................................................................................................................... 088 Review Questions.................................................................................................................. 090 UNIT FOUR: ADDITIONAL MODULES Section Twelve: The Voltage Processors........................................................................................... 091 Experiments........................................................................................................................... 095 Review Questions.................................................................................................................. 097 Section Thirteen: Keyboard Controls................................................................................................ 098 Experiments........................................................................................................................... 106 Review Questions.................................................................................................................. 108 Section Fourteen: Patch Analysis and Diagramming........................................................................ 109 Experiments........................................................................................................................... 118 Review Questions.................................................................................................................. 118 Section Fifteen: Further experiments with the ARP Sequencer.........................................................119 Experiments..........................................................................................................................