German Mephisto Champion advertisement stating improved playing strength that makes the Champion play more human but he can also be a real devil. Notice also the ELO from 151 to 1900. Consumer market test rated this machine as very good value.
INFORMATION FROM THE COMPUTER
Would you like to know what your electronic chess partner is doing while it is computing a move? Well, your MEPHISTO chess computer will gladly tell you, giving you a wealth of information on its thought process. It will show you which move it is presently considering and its evaluation of the current position. This is not just of passing interest - it can help you to learn more about the game.
Press INFO while the computer is thinking. It will show you the best move it has found so far. Note that the INFO light is turned on.
If you press INFO a second time (while the computer is thinking) the lights on the left hand side of the board will show you what it thinks of the current position. The evaluation is on a scale of 1 to 8. This is how to interpret the display:
Excerpts taken out of the Hegener + Glaser Mephisto Champion User Manual