Alabama

Huntaville COMPUTER CENTER. Tuscaloosa COMPUTERLAND, Huntaville OLENSKY BROTHERS. INC Mobile ALASKA COMMERCIAL & HOME SYSTEMS Tucaon COMPUTER STORE. Phoenix M & M ELECTRONICS, Saftord MESA ELECTRONICS Mesa MILLET S ELECTRONICS. Mesa PERSONAL COMPUTER PLACE. Mesa PROFESSIONAL DATA SYSTEMS, Phoenix RUSALEM ELECTRONICS Sun City SIMUTEK, Tucson SOFTWARE STATION. Tempe ARKANSAS DR. JAMES A CAPPS. JR . Springdale CALIFORNIA ADVANCE RADIO (R S Dealer). Grass Valley ADVANCED...

New York

Port Chester ARISTO CRAFT DISTINCTIVE MINIATURES. New York ASD HOME COMPUTER CENTER. Poughkeepsie BERLINER COMPUTER CENTER. New Hyde Park C HABILD OF NEW DORP. Staten Island COMPUTER CORNER. White Plains COMPUTER ERA. New York COMPUTER FACTORY, New York COMPUTER RESOURCES. Wllliamsville COMPUTER SHOP, Kingston COMPUTER STORE. Rochester COMPUTER TREE, INC., Endwell COMPUTERLAND. Carle Place COMPUTERLAND. White Plains COMPUTERLAND OF NYC. New York DIGIBYTE SYSTEMS. New York...

Iago

The clanging of swords is silent only far off sounds of men struggling are heard. Othello is down. IAGO stands astride beckoning to all challengers. IAGO, the classical Shakespearean antagonist to Othello has returned as the ultimate Reversi Othello game. IAGO contains one of the most powerful strategies ever developed for a Microcomputer J Three high quality arcade games in one simple format This is home enter-Wj V a I tainment at its best r M I Game 1 Falling Bricks Balances...

Assembly Language

REMSOFT's unique package, INTRODUCTION TO TRS-80- ASSEMBLY PROGRAMMING includes ten 45-minute lessons on audio cassettes, a display program for each lesson providing illustration & reinforcement, and a text book on TRS-80 Assembly Language Programming. Includes useful routines to access keyboard, video, printer and ROM. Requires 16K - Level II, Model I. ASSEMBLY LANGUAGE DISK I O TECHNIQUES REMSOFT does it again REMDISK-1 is a concise, capsulated supplement to REMASSEM-1. Package consists of...

Digibyte Computer Center

GARCIA & ASSOCIATES 203 North Wabash Chicago, IL 60601 HOBBY WORLD ELECTRONICS 19511 Business Center Dr. North Ridge, CA 91324 H & E COMPUTRONICS 50 North Pascack Spring Valley, NY 10977 MICRO MANAGEMENT SYSTEMS 115-C Second Avenue, S.W. Cairo, GA 31728 THE PROGRAM STORE 4200 Wisconsin Ave. Washington, DC 20016 and W. Bell Plaza 6600 Security Blvd. Baltimore, MD 21207 ' TRS-80 is a trademark of Tandy Corp. HARD DISK FOR TRS-80* MODELS I & III 2495 5 megabyte formatted capacity...

Forth Books Available

USING FORTH - more detailed and advanced than above 25.00 THREADED INTERPRETIVE LANGUAGES ad vanced, excellent analysis of MMSFORTH-like PROGRAM DESIGN & CONSTRUCTION intro to structured program, good for Forth . . . 8.95 FORTH 79 STANDARD MANUAL - official refer ence to 79 - STANDARD word set, etc . 10.00 CALTECH FORTH MANUAL good on Forth in ternal structure, etc 10.00 FORTH SPECIAL ISSUE. BYTE Magazine (Aug 1980) we stock this collector's item for Forth users and beginners 4.00 ORDERING...

Trs Hardware

Verbatim 525-01 26.50 Verbatim 8 DD 44.00 Isolator ISO-2 49.95 A Percom Doubler, Apparat's NEWD0S 80, Double Zap II to convert the NEWD0S 80 to single and double density , a box of Verbatim Datalife diskettes, and a Plastic Library Case. A 436 Value for 'Include S2.00 shipping and handling on all orders. Vina and Master Card aecaptad. Never under sold offer applies only to items currently deliverable from other retail vendors at advertiser price. All never undersold offers good as supply lasts....

Lightning Strikes Twice

Fooler, Jr. 2103 Chariton Lane Radford, VA 24141 Dennis Murray Compu-Tech 1005 Chestnut Dr. Christiansburg, VA 24073 called glitches can have a wide range of effects on your computer, from no effect at all to complete destruction of the system. Typical glitches cause the program you've been working on for One Miny day, a friend was working on his computer when lightning struck across the street. For a brief moment the computer was working on itself. Thsp lightning only destroyed one...

Computerland Of Harrisburg

Duncansville MIGHTY BYTE COMPUTER CENTER. Horsham PITTSBURGH COMPUTER STORE, Pittsburgh STEVENS RADIO SHACK DEALER. Phoenlxvllle ROUTE 30 ELECTRONICS, Latrobe TELEVISION PARTS COMPANY INC . New Brighton WAYNESBURG RADIO, Waynesburg SOUTH CAROLINA OMNI ELECTRONICS. Charleston TENNESSEE ACE MINI SYSTEMS. Clarksville CHATTANOOGA COMPUTER CENTER, Chattanooga WEBB S PHARMACY amp ELECTRONICS. Harriman

Warning

IBM and all the biggies aie using green screen monitors its advantages are now widely advertised We teei that eve-y TRS 80 user should enjoy the benelits rt provides But WARNING an Green Screens are not created equal Here is what we found Several are jusi a liat piece ot standard colored lucite The green tint was not made tor this purpose and is udged by many to be too dark Increasing the brightness control will result in a fuzzy disomy Some are simply a piece ot thin plastic film taped onto a...

Ff Ff Ff Ff

ES ES E5 if -CRC character 1 FF FF FF 00 FS ES ES- rSeC,0r3 ES E5 E5 ES Data address ES ES E5 E5 mark E5 E5 ES E5 ES E5 E5 E5 E5 E5 E5 E5 ES E5 E5 ES ES E5 E5 E5 ES E5 ES FS E5 ES ES ES ES E5 ES E5 E5 ES E5 E5 FS FS ES ES ES ES E5 F5 The formatting process is done by writing 10 separate blocks of information, for the 10 sectors, for each track formatted. Each block of information consists of the segments shown in Fig. 4. Data is written by the 1771 as soon as it detects the index hole in the...

Readx Pokekx Nextk

50 254,95,32,3,62,143,2.193,241,201 60 POKE16414.123 70 POKE16415.127 A number of readers have experienced trouble making the initial run of my program, The General Ledger page 222, May, 1981 . The program is designed to run with a data tape, but if a blank tape is used as a data tape FD Error in 3000 will be displayed. To make a suitable data tape with zero balances in the various accounts the following procedure may be used 2. Place a blank cassette in the recorder and set it to record. 4....

Micro Learningware

MANKATO MN 56001 507-625-2205 We pay I 5 royalty for Educational Programs listed with us Apple is a trademark of Apple Computer Co. TRS-80 Is a registered trademark of TANDY CORP. Pet Is a trademark of Commodore Bus. Machines. Ultimate DOS Still not available from Kitchen Table Software Last night, I dreamt that I was sent a review copy of the ultimate disk operating system for the TRS-80 Model I. Unfortunately, I woke up before I was able to produce a backup disk of this wonder...

Trs Tape Digitizer

At last there is a cure for TRS80 tape cloading blues. For almost three years. Alphanetics has been selling the TRS-80 Tape Digitizer, a proven hardware solution for your software problems. No longer need you juggle the recorder's volume control endlessly, trying for a perfect cload of a pre-recorded program. Just pop the tape into the cassette recorder, process the signal through our digitizer, and you're ready to RUN a perfect load1 Just check out the Tape Digitizer's features Makes tape...

Omnicalculator

This package is a brilliant solution to the problems involving the complex world of different units of measure. It provides rapid means of conversion from one unit of measure to another in any of 10 categories length, volume, mass, velocity, area density, power, energy, pressure stress and temperature. Omni Calculator will give your child a great learning advantage, a head start in understanding the complex relationships between different units of measure Order No. 0211RD 19.95 This program can...

New Model Upi Serial Printer Interface Makes It Possible To Connect An Ascii Serial Printer To The Parallel Printer

Software compatibility problems are totally eliminated because the TRS-80 THINKS that it has a parallel printer attached. NO MACHINE LANGUAGE DRIVER NEEDS TO BE LOADED INTO HIGH MEMORY BECAUSE THE DRIVER ROUTINE FOR THE UPI-3 IS ALREADY IN THE LEVEL II ROM SCRIPSIT, PENCIL, RSM 2, ST80D, NEWDOS, FORTRAN, BASIC etc. all work as if a parallel printer was in use. The UPI-3 is completely self contained and ready to use. A 34 conductor edge card connector plugs onto the parallel printer port of the...

Model Iii

All orders processed mithin 24-Hours - 30- oy monev back guarantee on all THSOOS Software Add 2 00 for shipping in CPS An-as Add 4.00 tor CO I or NON-HPS Areas Add 5.00 outside U.S.A., Canada A Mexico We will match on bonafide udi ertised price in any of the Major Computer Mago7ine9 ' TRS-80 il t IrjHemjtk of Tandy Corp. 1 GENERAL LEDGER. ACCOUNTS RECEIVABLE. ACCOUNTS PAYABLE. PAYROLL. INVENTORY CONTROL AND INVOICING Small Business Grouo an extensive business system 'or the serious user can be...

For

TOOLS 4 TECHNIQUES FOR ELECTRONICS- BK7348 by A A Wicksis an easy-to-understand book written tor the beginning kit bonder as well as the experienced hobbyist It has numerous P'Ctures and descnptions of the safe and correct ways to use basic and specialized tools for electronic Precis as well as specialized metal working tools and the chemical aids which are used in repair shops 4 95 HOW TO BUILD A MICROCOMPUTER AND REALLY UNDERSTAND IT BK732S by Sam Creason Theelec Ironies hobbyist who wants...

We Accept

Add 3.00 for shipping amp handling Ohio residents add 6lA sales tax. With reference to the inquiry form A. E. Kazee in your May issue, about CRTs made by Clinton Manufacturing The company is Clinton Electronics Corp., 6701 Clinton Rd., Rockford, IL 61111, telephone 815 633-1444. They have a sales office in Vista, CA, at 1764 Kent Place, telephone 714 758-3160. A 12-inch Clinton CRT designed fora Motorola monitor is available, new with documentation, for 38.97 from Technical Electronics, P.O....

Icrocompcjters

HOBBY COMPUTERS ARE HERE -BK7322-H you want to come up to speed or how computers wort hardware and software this is an excellent book It starts with fundamentals and explains the circuits, and the basics of programming, along with a couple of TVT construction projects ASCII Baudot, etc This book has the highest recommendations as a teaching aid 4 95 UNDERSTANDING AND PROGRAMMING MICRO COMPUTERS BK7382 A valuable addition to your computing library This two-part text includes the best articles...

Development System

Now you. can develop Z-80 based stand-alone devices such as games robots, instruments and peripheral controllers, by using your TRS-80 as a development system The DEVELOPMATE plugs into the expansion connector of your TRS-80 and adds PROM PROGRAMMING and IN-CIRCUIT-EMULATION capabilities to your system with or withou expansion interface The DEVELOPMATE is extremely compact Both the PROM programmer and the In-Circuit-Emulator are in one small plastic box only 3 2 -54 A line plug mounted power...

Starfighter

01 K 120 TAPE. 24.95 TRS-80 Model I III and PMC-80 16K amp up 012-0120 DISK 29.95 Trs-80 Model I 32K and up Disk supplied on protected media On any LANDBASE CENTRAL in any part of the known universe on any morning a very meaty looking craft can be seen standing with its control console visible waiting. If one watches for a while, a figure in unique garb will approach the console of his Combat Computer, insert his pilot record and begin yet another journey into the deep dark reaches of space ....

M

The August issue of 80 is our annual games issue. Wile away the summer with this 80 games sampler. Our roving journalist gamesman, Bert Latamore, shares some industry plans with you. In case the games prove too much foryou oryour rpg character , there's a program that will help you generate a custom-designed will. TECHNICAL EDITORS Chris Brown G. Michael Vose ASSISTANT EDITORS Debra Marshall Michael Nadeau Betty Thayer LAYOUT EDITORS Joan Ahern Bob Dukette Sharon Phinney TECHNICAL CONTRIBUTING...