Midway Space Invaders L-shaped boardset
L-shaped boards are so named as the Sound board plugs into the motherboard to form an L-shape. These boards only support monochrome monitors.
A084-90700-B739
Sound, IO and Shifter Board (25S10)
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If you have this board please Contact Me
This board uses 25S10 for the shifter circuit and is functionally identical to the 74151 version.
A084-90700-C739
Sound, IO and Shifter Board (74151)
No image available
If you have this board please Contact Me
This board uses 74151 for the shifter circuit and is functionally identical to the 25S10 version. This version supports upright games only.
Disclaimer:
Although I have done my best to ensure that all information contained on this page is correct, I can take no responsibility for damage to you or your game!