application-note · English
Additional Elements of Hitachi 505 Necessary for Hybrid Computing System
Technical Information Series No. 1 (2nd edition) from Hitachi, Ltd., describing the additional hardware elements required to upgrade the Hitachi 505 analog computer into a hybrid computing system. Covers the hybrid linkage configuration, voltage comparator CP-153, servo-set potentiometer panel SP-251, servo-set function generator panel SFG-251, selector-setter panel, and servo-set console, along with signal specifications for D/A and A/D converters, external control inputs, clock signals, and interlock control between the analog and digital subsystems.
hybrid computinganalog-digital interfacevoltage comparatorservo-set potentiometer