Sinclair Users Network January 1983
Date: January 1983
See all issues of Sinclair Users Network
Articles
| Title | Description | Computers |
|---|---|---|
| A BASIC Understanding | A beginner’s glossary defining BIT, BYTE, BINARY, CPU (Z80A), MACHINE CODE, RAM, ROM, PROM, and EPROM in plain language for new TS1000 users. | Timex/Sinclair 1000 |
| A Big Keyboard | A DIY project for building a full-size keyboard for the ZX/TS using a bare keyboard board purchased at a hamfest for $15, attributed by context to Bob Ziskind. | Timex/Sinclair 1000 |
| Basically Speaking — Earth Defender | A type-in arcade-style game (87 lines, ZX/TS BASIC) submitted by reader Jorge Salazar in which the player defends the Earth from incoming attackers. | Timex/Sinclair 1000, Type-in program |
| Bookshelf — Computers for Kids: Sinclair ZX-81 Edition | A review of Sally Greenwood Larsen’s Computers for Kids: Sinclair ZX-81 Edition ($4.95), a computing introduction aimed at young TS1000 users. | Timex/Sinclair 1000 |
| Bookshelf — The Watchmaker's Guidebook to the TS1000 | A review of TSG Enterprises’ Watchmaker’s Guidebook to the TS1000 ($3.95), a directory of over 170 hardware and software producers for the machine. | Timex/Sinclair 1000 |
| Bookshelf — Timex Sinclair 1000 (Jones/Stewart) & The ZX81 Companion (Maunder) | Reviews of two introductory TS1000 books: Creative Computing Press’s Timex Sinclair 1000 by Jones and Stewart ($9.95) and The ZX81 Companion by Maunder from Birkhauser ($10.95). | Timex/Sinclair 1000 |
| From Theirs to Ours | A BASIC command comparison mapping equivalents for CALL/USR, SAVE, LOAD, RAND, CLEAR, DATA/READ, COLOR, and DIM across Apple, PET, TRS-80, and ZX/TS 1000, to help users port programs. | Timex/Sinclair 1000 |
| Line Renumbering | A machine code routine entered via hex loader that renumbers BASIC programs in increments of 5 or 10, addressing the lack of a built-in renumber command on the ZX/TS. | Timex/Sinclair 1000, Type-in program |
| Machine Code Magic | First in a machine code series, introducing a BASIC disassembler program to examine ZX/TS memory addresses. Includes a complete program listing as a starting point for machine language exploration. | Timex/Sinclair 1000, Type-in program |
| Modem & Serial I/O | A review of the Byte-Back MD-1 modem with RS232C serial port ($119.95 kit/$149.95 assembled), covering its features and connection to the ZX/TS 1000. | Timex/Sinclair 1000 |
| Power Line Filter by HB Industries | A review of a $19.95 power line noise filter from HB Industries that reduces voltage spikes from 600-800mV to under 10mV, protecting the ZX/TS from power irregularities. | |
| Program Exchange | A standing column listing programs available in the S.U.N. program bank, organized by category: Math, Lab, Home/Business, Statistics, Engineering, Games, Conversions, Astronomy, Education, and Miscellaneous. | Timex/Sinclair 1000 |
| Sinclair [News] | Brief news items from Sinclair Research’s Boston office covering software tape availability for ZX/TS machines and an upcoming flat-screen television product. | Timex/Sinclair 1000 |
| The Power of VU-Calc | A tutorial on using the VU-CALC spreadsheet for the TS1000, using an adding machine example to demonstrate formula entry, display navigation, and the exponentiation operator (2^16 = 65536). | Timex/Sinclair 1000 |
| The Truth About 'DATA & READ' | A tutorial on replicating the DATA/READ construct on the ZX/TS using string slicing and DIM arrays, with two complete solution routines—one for numeric data and one for alphanumeric. | Timex/Sinclair 1000, Type-in program |
| Timex [News] | CES announcements from Timex including the TS2000 (Spectrum for North America), the $99.95 TS2040 printer, a Timex modem, and the Frogger game. | Timex/Sinclair 1000, Timex/Sinclair 2000 |
| Tips | A collection of practical tips covering cassette preparation, TV picture improvement, DIM array explanation using a train analogy, TV monitor hookup from Bob Ziskind, a warning about peripheral memory conflicts, and a FOR-NEXT loop tutorial. | Timex/Sinclair 1000 |
| To Buy or Not to Buy? — CIOUTIL by Cosmonics | A review of CIOUTIL, a $17 cassette I/O utility (~500 bytes) from Cosmonics that loads above RAMTOP to provide enhanced tape data handling. | Timex/Sinclair 1000 |
| To Buy or Not to Buy? — Crash Guard by Expense Cutter Products | A review of the Crash Guard acrylic RAM pack stabilizer ($19.95) from Expense Cutter Products, designed to prevent the notorious RAM pack wobble on the ZX/TS. | Timex/Sinclair 1000 |
| To Buy or Not to Buy? — Flight Simulation by Timex/Sinclair (Psion) | A review of the Psion-developed Flight Simulator for the 16K ZX/TS ($19.95), evaluating its realism and playability as an early flight sim for the platform. | Timex/Sinclair 1000 |
| To Buy or Not to Buy? — MW-100 Printer by Mindware | A review of the Mindware MW-100 impact printer ($129), evaluating its 16-characters-per-line output at approximately 1 line per second. | Timex/Sinclair 1000 |
| To Buy or Not to Buy? — Programmers Toolkit & Graphics Kit | Reviews of two Softsync packages: Graphics Kit with 23 machine code routines ($14.95, 16K) and Programmers Toolkit with 8 programming utilities ($14.95, 16K), both from Softsync Inc., New York. | Timex/Sinclair 1000 |
| What's Under the S.U.N. | Newsletter editorial announcing new columns for the coming year and reporting on plans for a club bulletin board system to run on an Osborne I computer with a modem. | |
| Z Extra by Sinware | A review of Sinware’s Z Extra ($19.95), a display manager and screen editor supporting 28-99 screens, sprite-like animation, and BASIC integration via ZEXBAS. Available in 16K and 64K versions. | Timex/Sinclair 1000 |