High Speed Cassette System

Now the widely acclaimed JPC Cassette System is available for your TRS-80* computer. The price is only 90.00 TC-8 Cassette System JPC Products Albuquerque, NM Kit 90 I guess I don't have to tell any TRS-80 owners how frustrating the cassette system that comes with the computer can be. Even with the factory mod that's available, the annoyance of loading and checking programs becomes just barely tolerable. If you're like me, after you've just plunked down a chunk of money for a Level II 16K...

An Idiots Guide To Assembly Language

Montgomery 67 Turtle Back Rd. West New Canaan, CT 06840 There are some excellent books in circulation on assembly language programming magazines carry helpful articles for the novice as well as for the pro Radio Shack offers its Editor Assembler and T-Bug with elaborate documentation. Surely, with all that help available, even an idiot can become fluent in assembly language. Well, not this idiot I have managed to gain a little skill in this area, but I did it through trial and error....

Time Traveler

Confronts player with complex decision situations and the demand for real time action. Using the Time Machine, players must face a challenging series of enviornments that include the Athens of Pericles, Imperial Rome, Nebuchadnezzar's Babylon, Ikhnaton's Egypt, Jerusalem at the time of the crucifixion, The Crusades, Machiavelli's Italy, the French Revolution, the American Revolution, and the English Civil War. Deal with Hitler's Third Reich, Vikings, etc. At the...

New Products

Totally LPRINT and LLIST compatible, it prints 30 characters per second with a stationary thermal printing element. The printer, software driver and a roll of paper sell for 199. An interface cable for the TRS-80 expansion interface is 19 and an interface cable for the TRS-80 keyboard is 49, all from Printel, Inc., Box 21094, Oklahoma City, OK 73156. Holmes Engineering's Internal Memory is designed to double the memory of the standard TRS-80 Model I to 32K bytes easily and inexpensively. The...

Goto

4000 G0T070 REM RESERVED FOR LETTER 5000 G0T070 REM RESERVED FOR LETTER 6000 G0T070 REM RESERVED FOR LETTER 7 000 G0T07 0 REM RESERVED FOR LETTER 8000 G0T070 REM RESERVED FOR LETTER 9000 GOTO70 REM RESERVED FOR LETTER 10000 B A 10010 PRINT P,STRING (L,136) 10030 IFA CHR (13)RETURN 10040 IFA CHR (8)THEN IFAOTHEN PRINTA IFLEN(B) 0GOTO (L-LEN(B),136) GOTO10020 10050 10060 GOTO10020 1007 0 A INKEY IFA CHR (13)RETURN 10080 IFA CHR (8)THENGOTO1004 0ELSE1007 0 15000 REM SERIES OF SUBROUTINES 15010...

Level Iv Products

1980 Elementary Electronics est- a r. - Alphanetics TRS-80 available without cassette TAPE DIGITIZER n off swch ,or Eliminates cassette loading & copying problems even SYSTEM tapes Makes tape program loading virtually independent of volume control selling Makes perfect digital copies of any tape without using computer, removing hum, noise, & cures minor dropouts Cassette switch allows manual control of cassette recorder. Good Data indicator easily enables setting proper volume doubles as...

Decathlon

By Timothy Smith from Microsoft The graphics capabilities you were promised when you bought your computer are finally utilized in this marvelous series of programs. Just like the real Decathlon, you compete in 10 demanding games that encompass different forms of running, jumping and throwing. Play alone or with as many as eight competitors, the gold medal will always go to the skill ful never the luckiest because your score depends entirely on skillful manipul ation of the keyboard. One of our...

Magic Wand And The Mod Ii

The Magic Wand is the most powerful, most flexible, most reliable, most usable word processing software available for a CP M-Based Model II Computer I That's not bragging. That's just telling it like The MAGIC WAND is the best word processing software ever written for a microcomputer. It can do more work in less time with higher quality than any other product you can buy. The MAGIC WAND is a rock solid piece of software. The command structure is simple and logical and complete. We have not...

Ids Paper Tigers

Dot Resolution Graphics, quality print, speed 7 wire printhead (445) 9 wire printhead (460) with lower case descenders Over 150 CPS bi-directional, logic seeking (460) 8 character sizes 80-132 columns Adjustable tractors High-resolution dot graphics Proportional spacing & text justification (460). IDS 445G 7 wire printhead, graphics (List 895) 750 IDS 460G 9 wire printhead, graphics (List 1394) 1150 IDS 560G 9 wire, wide carriage, graphics (List 1794) 1590

Tc

The TC-8 has been dubbed the poor man's floppy, and the name fits. The unit saves and loads programs almost five times as fast as conventional cassette, offers a significant improvement in raw data storage, and improves reliability. The TC-8 connects to the keyboard with a 40-conductor ribbon cable, connects to a 9V AC power adapter, and to the recorder. The operating system (called Util) is loaded from TRS-80 COS tape so the recorder is initially connected to the keyboard. Memory size must be...

Rst

A Linear Instructional Program The program (or teacher) presents a series of informational frames which may or may not include a significant amount of student interaction. All students are exposed to the same material in the same sequence. A more advanced type of CAI programming is called branching. In branching programs, all students are not presented the same material. They get only that which, by some criterion, they seem to need. Fig. 2 shows one example of an almost infinite...

Hardware

Re-inkand long line printer ribbons William D. Johnston 1808 Pomona Dr. Las Cruces, NM 88001 Microcomputer users who own hard copy printers have always appreciated the crisp and easy-to-read print produced when a new ribbon is installed. The ability of a fabric printer ribbon to maintain this quality is really short-lived, however, since many ribbons have a useful life of no more than 16 to 20 hours. And the print quality, of course, deteriorates even before the ink is all gone. I was doing...

Cassette

TRS-80 is a registered trademark of Tandy Corp. Save time, guesswork. Program takes income, deductions, cap. gains, etc. and computes adj. gross income, s.e. tax, FICA and taxes due. Great for year-round tax spot check, too TAX INFO. FILE & BUS. MILEAGE 8K 10.95 Add 4 for disk MAIL LIST, LABELER. Disk only 32K 24.95 6221 Richmond, Suite 220 Houston, Texas 77057 783-3433 B Return to BASIC in ROM Don't do it unless you mean it. If you do, you'll have to reload EDTASM again, and both versions...

Four Things You Should Know Before You Buy This Printer

We'd like you to know the limitations of our printer, as well as its advantages. There are some differences between the Bytewriter-1 and the higher priced printers you may be looking at 1 The Bytewriter-1 takes single sheet and roll paper only. No pin feed paper. 2 We've used a 7-wire print head. No fancy lower case descenders. 3 There aren't any software frills in the Bytewriter-1,like VFU controls. However, if your main interest is getting software...

Dos Ldos Ldos Ldos Ldos Ldos Ldos Ldos Ldos

If new LDOS were just another disk operating system DOS , we would not recommend it to you. However, two differences make this system unique and important customer support and user benefits. When you buy any DOS, you need service for programming assistance, updates and tips on how best to use its features. This is part of what you buy with LDOS. First, you will be supported by a toll free phone line listed on your registration card. Second, you will be promptly notified of all updates and may...

Color Computer

COCOBUG 6809 Debugging monitor for TRS-80 Color Computer Examine, modify memory CPU registers, place breakpoints, execute single instructions or entire machine language programs in real time. Includes 6809 Reference card, runs in 4K 19.95 ALLEN GELDER SOFTWARE Box 11721 Main Post Office San francisco, CA 94101 TRS-80, TBUG tm Radio Shack Tandy Corp. Software CPU tm Allen Gelder Software. If the fact of the seller's yield being higher than 12 percent is not immediately obvious to you, imagine a...

Info

Keep It in the Black For tired printers. William D. Johnson The Pulse Jockey Software and trickery to make things simple. Larry Suter 276 Computerized Complaint For Input page addicts. Dennis J. Gillig 158 FORTRANslator A review and caveat. Richard C. McGarvey 206 Editor Assembler-Plus Good stuff for 16K Level II. Dan Zuckerman 210 Microsoft's Compiler for the Model II. A handy language-changer. James L. Waggoner 230 LNW Research Expansion Board Helps your 80 work hard. Ian Hodgson 242 gt 22...

Epson Mx Printer

Aerocomp disk drives 120 day warranty Best Buy - 80 track flippy 429 complete Flip diskette and use both sides Diskettes 2.25 9K RAM 14K ROM LOW PRICE APF Imagination Machine With expansion box, disk controller and bVi drive 849 SI 232 Serial interface cartridge. Connect a printer or modem 135 A lot of companies offer unbeatable prices TGS is serious about giving you the lowest prices possible on only the best quality products. We will meet or beat anyone's price. Buying from companies that...

Memories Are Made of This

Lincoln, NE 68510 This article should answer some of the questions you have about computer memory and how it works in the TRS-80. I will also take a look at expanding memory in the keyboard and the expansion interface, as well as what to do if your computer memory ever goes on the blink. To begin, let's look at the computer memory of a few decades ago. Magnetic core memory was probably the most popular for small computers and also used as secondary or external...

Printers

ANACOM 150 150 cps, bi-directional, 9x9 matrix 1319 CENTRONICS MODEL 779 TRACTOR PRINTER 999 737 Letter Quality w cable 815 We Carry the complete CENTRONICS line DIABLO MODEL 630 RO w Tractors 2579 MX-80 Tractor feed, bi-directional. 80 cps 550 INTEGRAL DATA IDS445Gw 2K Buffer amp Graphics w Cable 752 MPI MT-88 TRACTOR PRINTER w cable 659 MT-88G Graphics printer wI cable 699 OKIDATA 82 Bi-directional wI tractor cable 862 83 15 Carrage Bi-directional 1099 NEC SPINWRITER 5510 RO Serial 2579...

Sword Of Zedek

Fight to overthrow Ra, The Master of Evil. In this incredible adventure game, you must confront a host of creatures, natural and supernatural. To liberate the Kingdom, alliances must be forged and treasures sought. Treachery, deceit and witchcraft must be faced in your struggles as you encounter wolves, dwarves, elves, dragons, bears, owls, ores, giant bats, trolls, etc. Each of the 12 treasures will enhance your power, by making invisible, invulnable, more eloquent, more skillful in combat...

Trsik Level H

Acadamy Awards Fomous Movies 9.95 Emmy Awards Fomous TV Shows____ 9.95 Pro Football Bastboll Records 9.95 quarp PUB'S R0. BOX 7416 OXNARD, CA. 93031 the vertices and B is the Y coordinate. Lines 130-160 compute the position of all of the vertices. Since all of the vertices are on a circle, the X coordinate can be found by using the cosine of the angle theta, and the Y coordinate can be found with the sine. A small number is subtracted from two n in line 130 to stop the angle two n from being...