Star Tech Journal

Issue: 1983-November - Vol 5 Issue 9

3
STAR*TECH JOURNAL/NOVEMBER 1983
SDiR*
IECH
JOU
The Technical Monthly
• for the Amusements Industry
P.O. Box 1065
Merchantville, NJ 08109
609/662-3432
NOVEMBER 1983
VOLUME 5, NO. 9
Publisher/Editor
James Galore
Administrative Assistant
LT. DiRenzo
Art/ Advertising Coordinator
Paul Ehlinger
Circulation Promotion
Linda Geseking
Layout
Dale Meloni Graphics
Contributing
Technical Writers
Todd Erickson
Don Becker
Mark "Bear'' Attebery
Sam Cross
Duane Erby
STAR•TECH JOURNAL, November
1983, Vol. 5, No. 9. Copyright 1983
by Star*Tech Journal, Inc. All rights
reserved. Address inquiries to: P.O.
Box 1065, Merchantville, NJ 08109.
Phone: 609/662·3432. Subscrip-
tion rates: USA-$40.00. Canada-
$45.00. Other countries - $70.00.
Please remit payment in US funds.
POSTMASTER: Send address
changes
to
STAR•TECH
JOURNAL, P.O. Box 1065,
Merchantville,
NJ
08109.
STAR•TECH JOURNAL (ISSN
0739· 1048) is published monthly
by Star•Tech Journal, Inc., 18 North
Centre St., P.O. Box 1065,
Merchantville, NJ 08109. Second·
class postage paid at Camden, NJ
and additional mailing offices.
Advertising rates available upon
request. All manuscripts become
property of Star•Tech Journal. No
part of this Journal may be repro-
duced without permission. Contents
of the articles herein are verified as
much as possible. However, any
reader using this information does
so at his/her own risk. Star•Tech
Journal accepts no responsibility
for its advertisers' activities.
NEWS BITS/
* VIDEOGAMES
TO BECOME COMPUTER TERMINALS?
* NEW
COLOR DISPIA Y USES LIQUID CRYSTALS
* * ZILOG'S
32-BIT MICROPROCESSOR CHIP
THE "McDONAID'S OF INFORMATION"
* RANDOM-ACCESS CED
VIDEOGAMES TO BECOME COMPUTER TERMINALS?
A new service, Gameline, by Control Video Corp. of Vienna, VA, promises as
a start to allow any owner of an Atari 2600 video computer system ( and a few
other brands) to tap into a vast central computerized library of popular
videogames.
Eventually, says CVC, the game-system owner will be able to make use of a
variety of other features, such as sports reports, stock quotations, news,
electronic banking, and other services now available only to personal-computer
owners who subscribe to services like CompuServe or The Source.
In addition to giving access to an enormous variety of games, Gameline
gives the player a chance to preview new games just coming on the market, and
to sample games before purchase. Contests, from regional to worldwide, with
prizes ranging from T-shirts to four-year college scholarships, are also offered.
NEW COLOR DISPLAY USES LIQUID CRYSTALS
A display system that uses a monochrome cathode-ray tube and a liquid crystal
"color switch" to produce a high-resolution, field-sequential color display was
demonstrated recently by Tektronix at the Philadelphia meeting of the Society
for Information Display.
The success of the new system was due to the development of a new,
proprietary, fast liquid-crystal optical switch. Combined with the monochrome
CRT, it produces a high-resolution, field-sequential color display.
Because there are no shadow masks or penetration phosphors, the resolution
can be as high as that of any monochrome CRT. Other advantages are inherent
convergence (there is only one electron beam), excellent contrast in high
ambient light, and ruggedness. (The fragile shadow mask and complex color
gun are eliminated.)
The new technology is expected to find applications in instrument displays,
where its high resolution will make it useful. It will also be useful in small
process-control displays, where the color can be used for warnings or for
highlighting special situations.
ZILOG'S 32·BIT MICROPROCESSOR CHIP
Zilog has announced the Z80000, a 32-bit microprocessor chip that is
compatible with the 16-bit Z8000. Featuring a 256-byte on-chip cache,
instruction pipelining, and memory management, the Z80000 can run at 10 to
25 MHz. It should be available in late 1984 for $150 in 1000-unit lots.
THE "McDONALD'S OF INFORMATION"
Coin-operated computer terminals with attached printers are being marketed by
Data and Research Technology Corp. (Pittsburgh, PA) in an effort to become
the "McDonald's of information." Users with valid accounts can access local
nodes of such popular networks as CompuServe, The Source, and Dow Jones
for $1 for 3 minutes. The company hopes to have terminals in 50 cities by the
end of the year.
RANDOM-ACCESS CED
They said it couldn't be done - which gives RCA all the more satisfaction
with its introduction of a random-access CED videodisc player. The new
model, which was still unpriced at presstime, uses a wireless remote control to
let the user choose any "page" (single groove) or "band" (selection) of the
disc, or the choice may be made by dialing up the minute and second desired
These may be programmed to play in any sequence, repeat, etc. An added
feature of the new machine is on-screen prompting: Alpha numerical reminders
and queries appear on the screen - such as "please load disc," "audio track A
or B?'', "Band ___ to Band ___ ", and so forth. Special discs with
individual frames repeated three times (the CED disc has four frames per
groove) will be available for programs using stop-motion. The random-access
disc player may be programmed with its own remote-control unit or with a
Digital Command Center, a 51-button remote control that comes with many of
RCA's new-model TV sets and monitors and is designed to operate TV set,
VCR and videodisc player.
4
STAR*TECH JOURNAL/NOVEMBER 1983
NEW -TONE ELECTRONICS, INC .
QUALITY REPLACEMENT
SEMICONDUCTORS
AVAILABLE FOR THE
ELECTRONIC GAMES
INDUSTRY,
* ROWE OBA 1/5 BILL ACCEPTOR/ATARI POLE POSITION II
* JOUST PINBALL BY WILLIAMS: PROBLEMS AND PERCENTAGING
By Todd Erickson, Summit Amusement, St. Paul, MN
AVAILABLE FROM YOUR LOCAL
NTE DISTRIBUTOR
ROWE OBA 1/5 BILL ACCEPTOR/ATARI POLE POSITION II
I just received a new Rowe OBA 1/5 bill acceptor after much waiting. This unit is designed for
video games. The kit consists of a bill transport and control unit. The control unit pulses the
game to stimulate the coin switch. The unit can be installed in most video games. It is necessary
for the game to be capable of accumulating credits. The list of games in which the kit can be
installed is not complete. This kit is a natural for all high-earning games. It can be installed in
Atari's Pole Position, Star Wars and Cinamatronics' Dragon's Lair. I will be installing my
first one in a Dragon's Lair. My feeling is that I will get a 15-25% increase in game earnings.
This kit will give me the option of having three plays for a dollar bill or fifteen for a five dollar
bill.
Rush me a FREE Electronic Games
cross reference Guide #CR10
Atari is releasing Pole Position II as a kit. From what I am hearing, it is earning better than
the original. It would be a natural to install the two kits together for 50¢, three for $1 to play.
INCLUDING THE FOLLOWING
MANUFACTURERS:
• ATARI
• BALLY
• CINEMATRONICS
• EXIDY
• GOTTLIEB
• SEGA/
GREMLIN
• MIDWAY
• STERN
• WILLIAMS
COMPANY NAME
YOUR NAME
TITLE
This kit is made to be installed with the base plate in the front of the cabinet. The bill entry is
not illuminated. I would also like to see game pricing in an illuminated entry. The board gives
five times more dollar plays for a five dollar bill. I would like to see a bonus for a five dollar bill.
The kit does not have a bill stacker, but they will be available in December. I would also like to
see an optional side mount box for the kit. This would be handy for many sit-down
applications.
ADDRESS
CITY
STATE
ZIP CODE
PHONE NO
CLIP AND MAIL TODAY TO :
NEW-TONE ELECTRONICS, INC.
DEPT. G1 / 44 FARRAND STREET
BLOOMFIELD, NEW JERSEY 07003
WE
REPAIR
EVERYTHING
FAST!
Board
Specialists
Video Games
Domestic & Foreign
Technicians
formerly with Bally
Send your
repair work to:
REPAIRS
UNLIMITED
3479 Parkway Center Court
Orlando, FL 32804
305/2,5-8827
The beauty of this kit is that it can be changed from one game to another. The life of this unit
should be at least 5-10 years. This unit will be even more valuable in many good one- or two-
game locations where change may not always be readily available. I will be giving further
information in next month's issue regarding this unit.
JOUST PINBALL BY WILLIAMS: PROBLEMS AND PERCENTAGING
Unveiled at the 1983 AOE show, Williams' Joust had the potential to be a super game. The
Joust theme gave it immediate recognition. One or two people can play at the same time, which
means 50¢ play for two people. Williams Pinball Electronics gave the game superb
electronics. Six months down the road, however, this game is a dead issue! What happened to
the game is important to the entire industry. My Joust has always out-earned all pinballs with it
including (Pinball of the Year) and the number one pin on the Play Meter Chart. In many
cases, the income has been over half again the number two pin game. The industry cannot
afford to lose any top game, pin or video, in today's market. The blame has to go to the
manufacturer, the distributor, and the operator.
The game has a series of small errors. The biggest of them is the three-bank drop targets not
always resetting. This has been an intermittent problem that was difficult to pinpoint. The
problem appeared to be too short a pulse in the software. This was caused because a
mechanical relay was used to activate two banks at one time and no extra time was added for
relay time. I corrected my game by adding two small washers under the plunger to raise it
higher into the coil. This gave me more starting torque, thus requiring a shorter pulse.
Percentaging a pinball is a necessity. The formula is as follows: Total games= games won
+ games matched+ paid games. The match will be l 0%. Games won+ games matched= the
percentage ofreplay. A game should be around 25% replay when new for a top game. An older
or marginal game should be around 40-50% replay. Joust was set at 2½ million for a replay.
The percentage of replay was 11 ½%. This includes l 0% for match. Out of 200 games, three
games would be won by beating the 2 ½ million. This is not enough to give the player a fair
return for his quarter. Games are not set from the factory for every location. Every operator
must learn to give the correct percentage of replays for his location. Many operators complain
that pins are not earning. They must all be adjusted for maximum earning. This error in
percentaging the game, I feel, goes back to the drop targets. ~very time they would go up and
down, 30,000 points would be added. This could immediately add a much higher score than
the player earned.
The flipper assembly will become a problem in time. They should be upgraded to the new
Firepower II flipper assembly, not including the new coil (See S•TJ, On The Service Trail,
Sept. '83).
A few playfield contacts needed to be adjusted on my game. The mini-post in the center of
the game must be kept tight. They may loosen as the moisture content of the playfield drops.
Many people in this industry feel that the laser discs will be the saviour of this industry. The
operator who places all his eggs in this basket is taking a large risk. Buying good pinballs like
Joust, shuffle alleys, pool, and jukes makes sense for the operator. With the price of the laser
discs, only the best location will justify them initially. The operator must still take care of the
other 90% of his locations.
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