Software
Name change: The ZX-GROUP to:
Heuristics
25 Shute Path
Newton, MA 02159
Personal Banking System keeps track of your personal finance and check your bank statements also. £9.95 for cassette and users manual; manual only £2.00. Specify ZX80 or ZX81.
J. P. Gibbons AIB
14, Avalon Road,
Orpington, Kent, BR6 9AX
United Kingdom
Hints and Tips for the ZX81, £4.95 (plus 75p overseas); ZX81 Programmers Toolkit for the 16K machine to do the donkey work when writing your own software, £8.50; Space Intruders for 16K, £6.50.
Hewson Consultants
7 Grahame Close,
Blewbury, Oxon OX11 9QE
United Kingdom
Print’N’Plotter, a tear-off pad of 100 sheets, 11 3/4 x 8 1/4, general planner for ZX Graphics with 2 grids (704 character positions on 1; 2816 pixel coordinates on 2); £3.50 incl. VAT, post, & packing; large orders discounted.
Dennis Hook
Butler, Currie & Hook,
19 Borough High Street,
London SE1 9SE
United Kingdom
ZX81 Chess, mc, 6 levels of play, graphic display, 16K, £15.
A Lawrie (Software)
68 Bingley Road
Sunbury-on-Thames
Middlesex TW16 7RB
United Kingdom
ZX80 Cosmic Dog Fight, fast action space game for 4K/1K and 16K (8K available Dec. 1), $1.50 pp.
MATTEX
P.O. Box 4644
Shreveport, LA 71104-0644
Software Wanted: How and Where to Sell Your Program, a new guide for those who want to sell programs they have written, intends to bring software authors and marketers together, $25, sold on money-back guarantee basis.
Battery Lane Publications
P.O. Box 30214
301/770-2726
Air Traffic Control, Invaders, Phone Book, Date 81 for ZX81 with 16K RAM. Pack 16/81/1 £4.95.
Control Technology
39 Gloucester Road
Gee Cross, Hyde,
Cheshire SK14 5JG
Unided Kingdom
061-368-7558
ZX81 Software. Send SAE for color catalog.
CDS Micro Systems
10 Westfield Close, Tickhill
Concaster DN11 9LA
United Kingdom
Sixtyfive ZX81 Programs, 65 1K programs for £4.95. Beginners Basic Course, self teach, £10.95.
Sussex Software
Wallsend House
Pevensey Bay
Sussex
United Kingdom
Hardware
Self-Reset Power Line Interrupter, disconnects AC power from controlled apparatus, 4 minute time delay, automatic self-reset, helps avoid wide voltage fluctuations, intended for installations unattended for long periods. $185.95.
Electronic Specialists, Inc.
171 S. Main St.
Natick, MA 01760
617/655-1532
RAM Packs: 16K, £42.95; 2K, £15.95; 4K, £22.95; 8K, £34.95; Keyboard (13 solder connections to PCB), £27.95. Add £1.00 pp. Specify ZX80 or ZX81.
dK’tronics
23 Sussex Road
Gorleston on Sea
Great Yarmouth
Norfolk
United Kingdom
(0493) 602453
24 Line I/O port, controlled using Basic, with suitable interface circuits will control LEDs, motors, relays, lights, sound generators, etc., kit for £14.50, built for £15.95. Add 40p for orders under £10.00; 80p, over £10.00.
Redditch Electronics
21 Ferney Hill Avenue
Redditch
Worcestershire B97 4RU
United Kingdom
(0527) 61240
Full animated graphics for the ZX80 (no screen flicker); kit form, £12.95 plus VAT; for 8K ROM only.
Comp Shop, Ltd.
14 Station Road
New Barnet
Hertfordshire, EN5 1QW
United Kingdom
FD 81 Keyboard, kit form, £18.95 plus 80p pp; built £24.95
Fuller Designs, Ltd.
Sandfield Park East
Liverpool L12 9HP
United Kingdom