Space Zap (c) 11/1980 Midway.

>>> TECHNICAL DETAILS
---------------------
Main CPU : Z80 (@ 1.789773 Mhz)
Sound Chips : Astrocade (@ 1.789773 Mhz)
Screen orientation : Horizontal
Video resolution : 320 x 204 pixels
Screen refresh : 60.00 Hz
Palette colors : 256
Players : 2
Control : 4-way joystick
Buttons : 1

>>> TRIVIA
----------
This game was licensed from Game-A-Tron, who had released it earlier as 'Zap'.
- SCORING -
Space mine : 250 points
Alien ship : 500 points
Attack sattelite : 2,000 points

>>> TRICKS AND TIPS
-------------------
Extra laser bases are awarded every 75,000 points.

>>> GAME PORTS TO OTHER SYSTEMS
-------------------------------
* Consoles :
Bally Astrocade ('Space Fortress')
* Computers :
Tandy Color Computer (198?, 'Space Zapper')
TI99/4a (1983, 'Starship Pegasus')

>>> OTHER GAME RESOURCES
---------------------
Game's rom.
Machine's picture.