Foreground p.56 BUILD A COMPUTER CONTROLLED SECURITY SYSTEM FOR YOUR HOME [author Steve Ciarcia] Protecting your home with your personal computer-Part 1 of a 3 part series p.84 A COMPUTERIZED MAILING LIST [author Thomas E Doyle] A practical application for your floppy disk computer system p.90 LIFE ALGORITHMS [author Mark D Nierniec ] Efficient methods for programming John Conway's game of Life p.104 POLYPHONY MADE EASY [author Steven K Roberts] Play chords instead of just single notes with your computer p.186 AN AUDIBLE LOGIC TEST PROBE [author James L Woodward] Change voltage levels to musical tones for quick troubleshooting p.190 HISTORY OF COMPUTERS: The IBM 704 [author Keith S Reid-Green] Concerning one of the last vacuum tube computers Background p.14 A MICROPROCESSOR FOR THE REVOLUTION: THE 6809 [author Terry Ritter and Joel Boney] The successor to the 6800 described by its designers in the first of a 3 part series p.74 AN EXPOSURE TO MUMPS [author David D Sherertz] First designed for medical applications, this high levet language is diversifying p.100 THE DIGICAST SYSTEM: Receiving Data and Information Over Your FM Radio [author A I Halsema] Receiving computer programs over FM subcarrier bands p.110 GRANDMASTER WALTER BROWNE VERSUS CHESS 4.6 [author John R Douglas] The continuing saga of Chess 4.6, this time in a simultaneous exhibition by a Grandmaster p.116 AN INTRODUCTION TO BNF [author W D Maurer] Introduction to Backus-Naur Form, an abbreviation method used in compiler and interpreter design p.126 CREATING A CHESS PLAYER, Part 4: Strategy in Computer Chess [author Peter W Frey and Larry R Atkin] Optimizing end game evaluation on the computer p.146 IPS, AN UNORTHODOX HIGH LEVEL LANGUAGE [author Dr Karl Meinzer] A machine independent high level language interpreter p.174 GOTOlocks AND THE THREE SORTS [author Gwen Hadley] A tale told by a PUNdit of a sort p.182 ELEMENTS OF STATISTICAL COMPUTATION [author Alan B Forsythe] How to calculate means and standard deviations Nucleus p.4 In This BYTE p.6 A Short Note on Pascal Progress and Other Topics p.10 Letters p.49 Book Reviews p.52 Machine Language Puzzler: Memory Meanderings p.53 BYTE's Bugs p.54 Technical Forum: Comments on S-100 Bus Extension p.160 Clubs and Newsletters p.162 BYTE's Bits p.170 Desk Top Wonder: Some Random Games p.176 Nybbles: A Micro Word Processor p.179 Programming Quickies: Single Stepping the 8080 Processor p.188 Event Queue p.193 What's New? p.222 Unclassitied Ads p.224 BOMB, Reader Service Cover Art: SCULPTING THE NEW TITANS [author Robert Tinney]