Ivan The Terrible

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Ivan The Terrible, (Excalibur 701E Ivan The Terrible) a talking dedicated chess computer by Excalibur Electronics, released in 1996. The computer has a Hitachi H8/3216 controller running at 12 MHz with 48 KiB ROM and 2 KiB RAM, and features a press sensory board along with LCD, button panel and speaker. The program was Ron Nelson's further development of his H8 program of the Excalibur Mirage applying a tactical quiescence search due to attack maps, adding sound effects and speech synthesis with his own compression algorithm. Evaluation tuning was supported by chess consultant Larry Kaufman, who was also responsible for the opening book.

=See also=
 * Excalibur Grandmaster
 * Excalibur Igor
 * Excalibur Mirage
 * Ivan II The Conqueror

=Manual=
 * Ivan The Terrible Users Manual pdf

=Forum Posts=
 * Re: Ron Nelson by ChessChallenger, Hiarcs Forum, December 24, 2015
 * Ron Nelson & Talking Chess Computers by ChessChallenger, Hiarcs Forum, January 02, 2016
 * Excalibur Chess Products Ron Nelson designed/programmed by ChessChallenger, Hiarcs Forum, January 05, 2016
 * Chess Products Ron Nelson designed/programmed by ChessChallenger, Hiarcs Forum, January 11, 2016


 * Ivan the terrible versions by JMark, Hiarcs Forum, May 17, 2016
 * Excalibur Ivan the Terrible by Celadus, Hiarcs Forum, July 07, 2016
 * Igor and Ivan the terrible - The same program? by Celadus, Hiarcs Forum, June 11, 2018
 * Display for Excalibur Ivan The Terrible ... by Frank Quisinsky, Hiarcs Forum, October 11, 2018
 * Anyone Know More About Excalibur "Ivan the Terrible" by Staragox, Hiarcs Forum, March 13, 2019
 * Different playing style Excalibur Igor and Excalibur Ivan by paulwise3, Hiarcs Forum, March 27, 2019
 * Ivan the Terrible, Ivan the Conqueror? by Fernando Villegas, Hiarcs Forum, March 29, 2019

=External Links=

Chess Computer

 * Excalibur Model 701E Ivan The Terrible (1996) Electronic Chess Computer, The Spacious Mind
 * Excalibur Ivan The Terrible - Schachcomputer.info Wiki (German)
 * Excalibur Ivan the Terrible Electronic Talking Chess Game With Coaching and Sound Effects, February 5, 2016, YouTube Video

Misc

 * Ivan the Terrible from Wikipedia
 * Illustrated Chronicle of Ivan the Terrible - Wikipedia
 * Ivan the Terrible (disambiguation) from Wikipedia
 * Ivan the Terrible (1944 film) from Wikipedia
 * Ivan (name) from Wikipedia

=References= Up one level