ZXComputing_Oct-Nov_1985.pdf

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AN ARGUS SPECIALIST PUBLICATION
The Magazine For
Ml
Sinclair users
Co racing with
thezxsi
I
OL caverns
'
Competition!
With More Editorial Pages Than Any Monthly Magazine
SPECTRUM REPLACEMENT
KEYBOARDS
THE 68FX2
" o o
JOYSTICK
INTERFACES
THE ULTIMATE
THE FOX PROGRAMME
JOYSTICK INTERFACE:-
What th* r»vl»w laid
..
SINCLAIR USER
FEBRUARY 19S4
-provide* the
chImI
Interface
on ttv» marktl to um"
SINCLAIR USER ANNUAL 1MS
"Al £28 95 the Interlace it
excellent value"
ZX COMPUTING JANUARY 1985
"One of the eatleet to uae.
get my approval"
FOR THE SPECTRUM
ONLY
WE ARE NOW ABLE TO OFFER THIS
*
Complete compatibility with all programs.
*
In-built memory (o Store up 10 16 different
one
TRULY SUPERIOR KEYBOARD AT
*
games keysets at
so no
time
of memory
after
Battery
back-up
loss
power oft (Battery recharge during loss SO no
THIS EXTRA SPECIAL PRICE
£39-95
replacements
are
required)
SPECIAL
»
One switch only for simplicity o< use
THIS KEYBOARD IS FANTASTIC
»
Full casing
OFFER
*
Through port tor turther expansion
ITS FEATURES INCLUDE:
ONLY!!
*
Proven compatibility with the microdrive
*
Built-in pseudo Rom tacility with Rom for
* FULL SIZE SPACE BAR
personnel tool kit.
*
Compatible wilh all Atari-type joysticks
* INDIVIDUAL GOLD PLATED KEY-
*
Compatible with Ouickshot II rapid tire
INCL.
THE INTERFACE THAT ONCE
SWITCHES
SPECIAL OFFER
P R O G R A M M E D NEVER N E E D S
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I
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T FLICK T H E
W
TENDED MODE, COMMA, FULL-
J U SPLAY T H E G A M E SW IITTHC H A N D
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OR QUICKSHOT I
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WE STILL HAVE SOME 68FX1 LEFT
THESE ARE AS ABOVE BUT WITH-
OUT EXTENDED MODE, DIVIDE
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£7-95
£15-
£13-75
SPECTRUM
UPGRADE
INCL
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INCL.
IN ONE
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FOX ELECTRONICS LTD
FOX HOUSE
35 MARTHAM RD
HEMSBY
GREAT Y A R M O U T H
NORFOLK NR2 94NQ
68FX2 K E Y B O A R D
Name
68FX1 K E Y B O A R D •
Address
PROGRAMMABLE INTERFACE
Q / S
II
+
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STANDARD INTERFACE
I
enclose £
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or Debit m y B a r c l a y c a r d /
SPECTRUM UPGRADE
Access
" Y O U R PROGRAMS ALWAYS REACH
ME BEFORE ONES ORDERED LOCALLY
(I. Sinclair, N . S . W . , A u s t r a l i a )
Wl ALWAYS TUT l O S t N t ) YOUR PROGRAMS OS TH( SAM) DAI « l C,H VOUR ORDER. THAT'S WHY IT'S CALLED SPEIDYSOH! AH prug'ann nunrull> in ilixk brlofl- wt JftvMli* thtml (OttflCN
ORDERS Wf ICOMt. utivfwd iirvlomcn m (>1 counlrics met J i n n . UK prkrt include VAT: rtporl pricn arc thr urno, plt» p i p b m u w of thr u t r j wort involved Pay by Merlin* thntur, bant drift or
pusljl nfdrr. All <wdrr» mini br pri-paid: « f tfnd vour protrjmi |> toon
vow nxmrv" li t f j t i r t i (o o»d»r b» phone irom m i country with vour VISA, EUROCARD, MASTfltCABD or ACCESS. Call
Dl-M<> *JSJ, 14 hrS, 7davt a
Bib I Kit lilUSTRATED CATAltXiUt WITH {VERY ORDER WITH DETAILED REVIEWS. LOAD TIMES, ETC. Send 11.00 enh irrfundjMc) for < jUlojcur only FREE
CUT il *our ofdrf fiom Ihii i d
cimwi
lo I lor Sw last paraitriph.
should be a
sure-fife
when
portrayed
as
realism ally
in this superb simulation.
The movement <» the fighters is very
realistic
virtually
beyond
criticism,
technically
brilliant
and
visually
absorbing
iPers('ompWorld)
"fach animated figure is
a
joy to sec. Movement
is fast, smooth and realistic . just wonderful."
fC&VGl
For I or 2 players
as
I hoy
progress f r o m novice tO'Tenth Dan. O v e r 700 sprues used (or each fighter! Tfl
manoeuvres l o learn. Instructions m f r e n c h and G e r m a n , t o o ! Sticks OK.
i M e l b o u r n e House)
Cassette £8.95
THl
BCST
FLIGHT
TO BF FtflEASCD IN
A
I
OtsiG TIMI
tHCW)
It 's tremendously
difficult lo do and only absolute addicts
should try it." (PCW)
A faithlul 3D graphic reconstrucion of the Red Arrows
aerobatics as you train and eventually j o i n the display team. M o n t h l y
c o m p e t i t i o n to watch a real flypast ends 11.1.A6! Sticks OK. iDatabase)
Cassette
£6.95
"Karate
EXPLODING FIST
winner
"A BIAUTIFUL PHOGRAM, an adventure ot great imagination,
with some super
programming
techniques in the use of expanding windotvs and icon-like ob/ects
to pick up and use." (SUsr) "Somehow they have crammed a game of
dajrling
style and complexity into a micro, flaying is a true voyage of discovery. Relax!
It's the most infuriating and addictive game this year."
(PCVV) Over 60 tasks in
your tourney f r o m Mundanesville to the Pleasuredome: 21 clues needed t o solve
ihe m u r d e r : 8 arcade games t o beal o n i h e way! Sticks OK. (Ocean) Cassette
£9.95
This H o m e Software Bumper Pack f r o m
G e m i n i contains 4 of their most popular and
most useful h o m e business programs in o n e package o n t w o cassettes w i t h
A
helpful manuals.
DATABASE
:
GRAPH PLOT
:
HOME ACCOUNTS
:
MAIIIST Fully
Microdrive compatible. (Gemini)
2
Cassettes £24,95
FRANKIE/HOLLYWOOD
RED A R R O W S
SIMULATORS
"ONI
OF
H O M E PACK
PftFTTY
AMAZING
possibly
the most
complex
and realistic simulation
I
Ve
yet seen
(HCW) "Train lovers will certainly enjoy a
good,
solid simulation and those who are used lo flight simulations may find
a
day's outing on the 'southern Belle
a
refreshing
change
"
(SUsr)
Complex
steam-train driving simulation w i t h easy (raining o p t i o n s
to
lei y o u learn gently.
Great graphics make you
feel
you really are o n Ihe footplate. No Stick. IHewson)
Cassette 1.7.95
SOUTHERN BELLE
excellent
vast parody
I would rather spend
m o ; i f / »
unravelling
Bored' than days on a self-important
'serious' epic
..
Challenging and atmospherically
written." (PCW)
Huge, funny,
beautifully graphical adventure spoof loads in
4
parts. N o Stick. (Delta 4)
CASSETTE £6.95
i r o n n o
I \ / E D
PERFECT TAPtMICRODRIVE
IRANSfER
/ V I I V ^ l \ W
YJ
l \ I V L l V
AT THE PRESS OF A SINGLE BUTTON!
"Menu-driven,
very easy lo use and well error-trapped
I much preferred the
Microdriver."
fYrSp)
D u m p s the w h o l e of m e m o r y t o microdrive. Save and
reload
any
p r o g r a m , No use t o pirates as M i c r o d n v e r must be present to run
Saved programs. Specially designed R O M fits o n t o Ihe back of y o u r Interface 1
or 2. T h r o u g h connector for add-ons. (Mirage) £44,95
including
p&p
"An
BORED OF THE RINGS
and
Frank Bruno's B O X I N G S
knockout to frank
...
stands head, shoulders and boxing gloves above the
competition
' (YrSpl
.4
great sports simulation.
Ihe animation is great and play
action totally addiitive.
Ihe graphics are
some
of the frn&t
a r o u n d
tor
the
Spectrum."
iC&VG)
.Meet 8 successive heavyweights (each fighter loads
separately as you quality to fight him.) Each fights differently. Sticks
OK.
(Elite)
Cassette £fe.95
A
tvargame simulating a non-nuclear
conflict m Europe between
NATO
and
Warsaw Pact forces.
I
or 2 players, 5 skill levels. U p t o 2 1 different objectives may
be chosen, t o d e t e r m i n e length o f play. C o m p l e x , horrifyingly realistic. M a p
graphics h e l p No Stick ICCSI
Cassette £5.95
N A T O ALERT
20 Sinclair cartridges in a stylish black plastic box (by Transform) w i t h 20
individual c o m p a r t m e n t s and r o o m f o i index in the lid. Counts as o n e item for
pAp. BOX ONLY for y o u r osvn carls £5.95.
20 CARTs PLUS BOX £49.95.
M I C R O D R I V E CARTRIDGES
The F O U R T H P R O T O C O L
6 famous programs on one tape for only
£8.95! IOROS OF M I D N I G H T (Beyond)
:
BRIAN BLOODAXE (The Edge)
:
EVERYONE'S A WAIEY (Mikrogen)
:
SIRANGEEOOP (Virgin)
:
FALCON PATROL 2 (Virgin)
:
ARABIAN NIGHTS
(Interceptor). Save £ 19.00 on the original prices! (Virgin) Cassette £8.95
N O W GAMES
"The icon graphics are excellent and the speed is incredible
...
o n e
of Ihe most
enjoyable, complex but easvto-operate
games which I have played in a long
time
"
(SUsr/
There are three separate episodes to c o m p l e t e against a deadline
in this exciting icon-driven adventure based o n Frederick Forsyth's b o o k . Ihe
statc-of-the art foi adventurers! (Hutchinson
(CASSETTE £12.95
"Who needs a Macintosh
when you've got a
Speccy and this program*
It's
te.) fores are
powerful and
easy fO
use.
There
are on-screen commands and a
very
last and
lleuble FILL command and even a cut-and-paste facility. All n needs is a mouse
and
you've
/ust saved yourself two grand
If I was asked to pin down the best
program o n its U O G handling alone, I'd plump for Ihe Artist."
(YrSp) Claimed to be
the most p o w e r f u l and flexible graphics program available for fhe Spectrum.'
Wafadtive.'Microdrive/Oiscovery
1
c o m p a t i b l e . SofTechnics w i l l provide c o l o u i
dumps of your pictures, t o o ! Sticks
O K
(SofTechnics)
Cassette £12.95
The ARTIST
NODES OF
Y E S O D X T ' ^ - n
accomplished
using a series of back'flips.
which are beautifully
animated ...
great music at ihe beginning and some tolerable speech ...a real challenge
somebody
at
Odin really took a pride in their work " (HCWt
256 beautiful and
i n t r i g u i n g screens t o c o n q u e r . Sticks OK. l O d i n )
CASSETTE £9.95
FREE TAPES M ' C A R T S
T ^ ' l r * ! ™
than £J0
(excluding p&pl
we w i l l send you
2
tree 15min blank data tapes or 1 free
microdrive cartridge. Indicate w h i c h o n y o u r o r d e r '
VISA
ACCESS
SPEEDYSOFT
01-846 9353 {24 HRS)
P o r m Name
rga
EUROCARD
MASTERCARD
Pie
rc
POST TO: SPEEDYSOFT ( z x i i f
37 CHURCH ROAD,LONDON SW13 <>HQ, ENGLAND.
F r CATALOGUE ONLY, s n £ c s . R f n e w t y u frt o d r
o
e d 1 a h e u d d i h o r is r e .
I own a SPECTRUM. I e c o e a c e u / O p y b e t S e d S f
nls
h q e P aal o peyot
OR c a g my V S ACCESS EUROCARD MASTERCARD
hre
IA
m i
r r m r r m
r m
Sgaue
intr:
EprDt
xiyae
P e s wie d a l . I w c n t r a i, y u w n t g t i.
l a e rt e r y f e a ' e d t o o ' e t
Name:
Address:
P s a e A Pcig
otg
akn
Uad5prre
Kd7peodr
Erp A D 1 0 p r porm
uoe D £ . 0 e rga
O t i e E r p ADD £ . 0 p r p o r m
usd uoe
15 e r g a
Ttl O d r
oa r e
Pscd:
otoe
POEOiayicsoqey
HNN:fn,naefur
3 ZX COMPUTING OCTOBER/NOVEMBER 1985
Editor:
Ray Elder
Editorial Assistant:
Cliff Joseph
Group Editor:
Wendy J Palmer
Software Assistant:
John Gerard Donovan
Sales Executive:
Alice Robertson
Advertisement Manager:
Barry Bingham
Divisional Advertising Manager:
Chris Northam
Production Controller:
Sue Couchman
Publishing Director:
Peter Welham
Origination and design by Argus Design Ltd..
Circus House, 2 6 Little Portland Street. London W 1 N 5AF.
Published by Argus Specialist Publications Ltd,
1 Golden Square. London W1R 3AB.
welcome
CONTENTS
6•online
Alan Giles plugs into Micronet once more
(I'd hate to have his phone bills).
16HO-Com Modem...28
At last! The modem system that nearly
didn't make it.
Come in and see Ray's holiday snaps.
Laser 62
'Do you still review keyboards?'
asked. Yes w e do, and yes we did.
1 8 H Light Screen
Designer
they
30
You've heard of Noah's Ark? This issue
w e give you Toni's Arcs.
Seikosha GP50S .. 33
A dot
matrix
printer
for
SpectrumyZX8 1 for under £ 7 0 .
the
Shoptalk
10
Leonardo
It took a while, but Creative Sparks
finally released their new graphics
utility.
. .
Spectrum Lessons 34
Some educational software.
Sinclair Saved, QL Slashed.
. .
it's been
a busy couple of months for Uncle Clive.
Competition
35
ASP FIGHTS SOFTWARE PIRACY
M u c h H m been M i d and written In condemnation of
software piracy but f e w have tsken a positive at and
against rt ASP la among thoae f e w that have taken
action to help curb the grave problem of home
copying of commercial * o ft ware
ASP haa already taken step* to eliminate
advertisement* In our magazfaiea w h i c h relate to
tape duplication for piracy purposes W h * e It la
appreciated thai kidlvtduaite may take 'back-up'
CO plea of their o w n program*, h ahould be noted that
It la
ILLEGAL
to copy commerclaly avaiabte
software for other than personal uae.
Software piracy la coating the software Industry
huge eume of money w h i c h la detrknantal to the
future development of the Industry. K Is In
averytKXty'a Interesta to dramabcaly reduce the
level of »o ft ware piracy primarily because firms need
fun da raised from software sales to plough back Into
research and development of n e w product*. This
means that the standard of software products can
only Improve.
ASP hopes our action will help combat this
serious problem In order to maintain and Improve the
high standards of the UK software Industry. Wa are
asking
you
to do the same by refraining from
duplicating or copying commercially available
software for anything other than personal use.
Win a copy of Melbourne House's Z80
Reference Guide.
After The Games .36
A took at some rather serious uses for
the Spectrum.
The Artist
22
. . .
at which point Softek also released
theirs-
Clocking On
40
Across the Pond. . 24
Mark Fendrick looks
computer books.
at
some
USA
A n excellent machine code utility that
provides you w i t h an on-screen digital
clock.
A visit to Melbourne
House
26
ZX pops along to say hello to the nice
people at Melbourne House.
4
ZX
C o m p u t i n g is published bi m o n t h l y o n the f o u r t h Friday of the m o n t h D i s t r i b u t e d by: A i g u s Press Sales f t D i s t r i b u t i o n Ltd. 12 18 Paul Street
EC2 A
4
J S 0 1 2 4 7 8 2 3 3 Printed in the UK by G a r n e t ! Print, R o t h e r h a m a n d L o n d o n
London
The c o n t e n t s o l this p u b l i c a n o n i n c l u d i n g all articles. designs, plans, d r a w i n g s and p r o g r a m s a n d all c o p y r i g h t a n d oilier intellectual property rights therein
belong to A r g u s Specialist Publications Ltd All rights c o n f e r r e d by the Law
of
Copyright a n d other intellectual p r o p e r t y rights a n d by v i i t u e of international
copyright c o n v e n t i o n s are specifically r e s e r v e d to A i g u s Specialist Publications L t d A n y r e p r o d u c t i o n i c q u i r e s the prior w r i t t e n consent of Argus Specialist
Publicalions Ltd
A r g u s Specialist Publications L t d 1 9 8 6
Mirage Micro-
Mirage have produced a simple, easy to
use device for making microdrive backup
copies.
Readers' Reviews . 68
A look back at Level 9 and Taspro.
Spectrum
Disassembler
A
handy utility
programmers.
for
machine
code
Mindplay
We review
Adventure.
the
sequel
to
70
Classic
Competition.. . . .45
Win a copy of QL Caverns!
Fish
Go fishing w i t h your Spectrum.
100
Bookshelf
Simulation
Software
Sappro
. .46
. .48
52
David Harwood takes over
our book
reviews.
First
Steps
Machine
Code
The final part
series.
of
our machine
in
72
code
Tortoise-wise.... 77
Some more philosophical musing on the
computer generation gap.
Ray takes a look at some of the different
types of simulation around.
Pluto Adventure .78
An adventure set beneath the surface of
the pianet Pluto.
An outer space strategy game for the
Spectrum.
Ask Me Another .103
A quiz program for the Spectrum.
Problem Page...
107
Help!
we The Jury
Lots of software reviews.
5
OL Characteristics 86
David Nowotnik delves into the QL's
character set, and comes up w i t h a
version of Lunar Lander.
Attack of the Mutant
wallies .
;
108
What can
I
say?
Microdrive
Adventures ..
. . .62
How to use your microdrives to write
bigger and better adventures.
Twenty One
Try your luck on the ZX81
11a
117
118
peripheral
Problems
90
. .90 • D e b u g g e r
ZX81 Chatterbox
6 6
B^dRace^^^^i™
ConversionTips
The ZX81 takes to the roads.
John Wase is set upon by a load of add
ons.
Help w i t h those programming problems.
We welcome Software Farm's Julian
Chappie to the pages of ZXC.
How to convert ZX81 programs for the
Spectrum.
2X COMPUTING OCTOBER IMOVEM8ER 1 9 8 5
5
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