Star Tech Journal

VOLUMES
NUMBER 1
THE TECHNICAL MONTHLY FOR THE AMUSEMENTS INDUSTRY
MARCH
-
1 9 8 3
Purity, Convergence and Tracking Adjustments for Wells-Gardner Color X-Y Monitor
3
On The Service Trail ... Atari's "Pole Position" Notes, Atari's "Dig-Dug" Difficulty Adjustment,
Atari's "Black Widow'1/"Gravitar" Update, The Operator's Business Status, Sega "Tac-Scan"
Conversion Kit, Bally/Midway "Super Pac-Man" Drop Off, Bally/Midway "Pac-Man" Plus
4
Murphy's Law #501
4
Sega "Frogger'' Intermittent Sound
5
Rowe/Seeburg Service Tips
5
Atari "Centipede" Intermittent Trackball Solution Revised, Fire Button and Coin Switch Mod,
Picture Flip Mod
6
Bugtrap Signature Analyzer
7
Atari "Pole Position" High Score Retention Mod, Gas Pedal Maintenance, Steering Wheel Lock-Up,
Intermittent Gear Shift, Double Vision
8
ROWPROM Test Cable Assy
8
Sega Electronics' ROM Line (Part 6)
10· 11
Data East Cassette System Power Supply Mod
11
New System Preview/Atari's "Xevious"
12-13
Coinco Coin Return Level Mod
14
Bally/Midway "Pac-Man Plus" Precaution
15
Taito "Front Line" Ribbon Cables
15
Taito "Wild Western" Option Switch Settings
15
Atari Coin Door Part Numbers
15
Bally /Midway Picture Tube Interchangeability
15
Manufacts: Summary of Major Op-Amp Circuits (Part 3)
17
News Bits/NEC 4-Megabit Memory Chip
17
Bally Feature Lamp Power Supply Mod
1 B
Gottlieb "Q*Bert" Technical Notes, Gottlieb's MA4000 Filter Board, Troubleshooting Gottlieb's
"Q*Bert" GG-III System
1 B· 19
The "Bear" Facts .. . Digital Logic Intro, 555 Timer Circuits, Kasco "Driver II",
Ticket Dispenser Feedback
20·21
An R&D Tax Credit For Your Electronic Coin-Op Business?
22
InQuizitive
23