Extra Bases

Game Information
manufacturer Dave Nutting Associates / Midway
year 1980
genre Baseball
downloads 90
Screenshots
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Download Details
split set ebases.zip 11.89k
merged set ebases.7z 10.67k
standalone set ebases.7z 10.67k
artwork ebases.zip 7.73m
Game Details
Arcade Video game published 45 years ago:

Extra Bases [Upright model] (c) 1980 Midway.

An old baseball game.

- TECHNICAL -

Bally Midway Astrocade hardware.
[Game No. 761]

Main CPU : Zilog 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 : trackball
Buttons : 1

- TRIVIA -

Released in April 1980.

Also released as "Extra Bases [Cocktail Table model]".

- SERIES -

1. Tornado Baseball (1976)
2. Extra Inning (1978)
3. Extra Bases (1980)

- CONTRIBUTE -

Edit this entry: https://www.arcade-history.com/?&page=detail&id=781&o=2
Driver Details
source midway/astrocde.cpp
status good
emulation good
savestate supported
Series Details
Double Play
Extra Bases
Extra Inning / Ball Park II
Tornado Baseball / Ball Park
Screen Details
display screen
type raster
orientation horizontal
width 352px
height 240px
refresh 60.05mhz
Input Details
player 1
type trackball
buttons 1
directions N/A
player 2
type trackball
buttons 1
directions N/A
Chipset Details
name Zilog Z80
clock 1.71mhz
name Speaker
clock N/A
name Astrocade Custom I/O
clock 1.71mhz
ROM Details
name size crc
m761a 4.00k 34422147
m761b 4.00k 4f28dfd6
m761c 4.00k bff6c97e
m761d 4.00k 5173781a