SciSys Explorer

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[[FILE:ExplorerChess.jpg|border|right|thumb|link=https://www.flickr.com/photos/10261668@N05/859039420/in/set-72157600922172552
 * Explorer Box ]]

SciSys Explorer, (Explorer Chess) along with Olympiade, Companion II and Concord I, II a series of SciSys dedicated chess computers released from 1983 to 85. The computers had the Hitachi HD6301V1 microcontroller with 4 Kibi ROM and 256 byte RAM in common, running the 6800 branch of the LogiChess program by Kaare Danielsen at a clock frequency of 3.6 resp. 7.2 MHz. A model similar to the Companion II was sold by RadioShack as Tandy 1650. The SciSys Explorer was Danielsen's first commercial LogiTech release , running at 3.6 MHz. The Explorer had an integrated travel sensory pegboard, while the other models were tabletops with press sensory boards. =Companion II=

The Companion II ran at 7.2 MHz and had permanent brain implemented. The computer was released in 1984. A revised version of the Companion II was released by Quelle in Germany. =Concord= The rare Concord ran at 3.6 MHz, the Concord II, released in 1985, at 7.2 MHz with permanent brain.

=See also=
 * CXG Computachess III
 * CXG Star Chess
 * Explorer
 * LogiChess

=External Links=

Explorer

 * Explorer Chess from Chess Computer UK by Mike Watters
 * SciSys Explorer Electronic Chess Computer from The Spacious Mind
 * Scisys Explorer by Tom Luif
 * SciSys Explorer from Schachcomputer.info Wiki (German)

Companion II

 * Chess Companion II from Chess Computer UK by Mike Watters
 * SciSys Companion II from Schachcomputer.info Wiki (German)
 * Chess Companion II (pdf) by Hein Veldhuis

Concord

 * Concord from Chess Computer UK by Mike Watters
 * Concord II from Chess Computer UK by Mike Watters
 * Scisys Concord II by Tom Luif
 * SciSys Concord II from Schachcomputer.info Wiki (German)

Misc

 * Olympiade from Chess Computer UK by Mike Watters
 * Electronic Chess Mark 8 from Chess Computer UK by Mike Watters
 * Tandy 1650 from Schachcomputer.info Wiki (German)

=References= Up one level