JRS Software

19 Wayside Ave, Worthing, Sussex England BN13 3JU

Products

Name Description Computers
16K RAM Pack Timex/Sinclair 1000
64K RAM Pack Timex/Sinclair 1000
Battleships & Cruisers Play against the computer to destroy its battleships, cruisers and destroyers. 16K. Sinclair ZX81
Black Holes Your starship is in an unknown galaxy consisting entirely of black holes which threaten to swallow you. Your skill at the controls and your ability to look and think many moves ahead is the only thing that stands between you and destruction. 16K. Sinclair ZX81
Econo Tech 16K RAM Pack Budget model 16K RAM supplied without case, gold-plated contacts. Designed to prevent wobble. Timex/Sinclair 1000
Games Pack 3-D Battle, City Bomb, Warp Wars, Snake, Sweet Tooth, Slalom, Black Holes. 1K and 16K. Sinclair ZX81, Timex/Sinclair 1000
Graphics Toolkit 22 machine code routines: draw/undraw, foreground on/off, border/unborder, fill, reverse, etc. 16K. Timex/Sinclair 1000, Downloadable
Programmable Moving Display Program offers ability to write true moving and flicker-free displays with no machine-code experience. Cassette with 1k, 2k versions and 3 example programs. Sinclair ZX80
Programmer's Toolkit Machine code routines write better, faster, and more elaborate programs. Renumber program lines, search and replace any character, insert a wait condition to stop the program until a signal is input, hyper graphics mode, and more. Compatible with the graphics kit and can be loaded with it, making a powerful programmer’s aid. Timex/Sinclair 1000, Downloadable
Slalom Slalom events always draw great crowds to the ski resorts and the T.V. cameras are never far behind. Skier is under your control and his success in negotiating the slalom posts and achieving a fast time relies entirely on your skill with the ZX81 keys. 16K. Sinclair ZX81

Books

Periodicals

Documents

Downloads

Name Description Computers
Graphics Toolkit Timex/Sinclair 1000

Articles

Title Description Computers
Continuous Display Utility Want a flicker-free screen? JRS Software now offers software for continuous display. Sinclair ZX80
Resources (Sync v1 n4) Listing of new user groups, books and other resources. MicroAce
Resources (Sync v4 n1) Listing of new user groups, books and other resources. Timex/Sinclair 1000

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