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a [[Robots|robot type]] [[Dedicated Chess Computers|dedicated chess computer]] by [[Excalibur Electronics]], released in 1996 <ref>[http://www.hiarcs.net/forums/viewtopic.php?t=7591&start=8 Chess Products Ron Nelson designed/programmed] by [[Ron Nelson|ChessChallenger]], [[Computer Chess Forums|Hiarcs Forum]], January 11, 2016</ref>.
The computer features a [https://en.wikipedia.org/wiki/X%E2%80%93Y_plotter X-Y plotter] type [https://en.wikipedia.org/wiki/Actuator actuator] with motor driven [https://en.wikipedia.org/wiki/Leadscrew leadscrews] and [https://en.wikipedia.org/wiki/Solenoid solenoid] able to pick up and move the magnetic pieces,
a [[Sensory Board|sensory board]], [https://en.wikipedia.org/wiki/Liquid-crystal_display LCD], and a control button panel. The program is [[Ron Nelson|Ron Nelson's]] initial chess program developed for Excalibur, and ran on [https://en.wikipedia.org/wiki/Hitachi Hitachi's] [[H8]] controller at 10 MHz with 48 kibi KiB [[Memory#ROM|ROM]] and 2 kibi KiB [[Memory#RAM|RAM]].
The development was supported by chess consultant and [[:Category:Opening Book Author|opening book author]] [[Larry Kaufman]] <ref>[http://www.hiarcs.net/forums/viewtopic.php?t=6768&start=78 Excalibur Electronics] by [[Ron Nelson|ChessChallenger]], [[Computer Chess Forums|Hiarcs Forum]], December 22, 2015</ref> <ref>[http://www.hiarcs.net/forums/viewtopic.php?t=6768&start=112 Re: Ron Nelson] by [[Ron Nelson|ChessChallenger]], [[Computer Chess Forums|Hiarcs Forum]], December 23, 2015</ref>.
