Horst Zuses Z3 Teil 1: Vorführung

Professor Dr. Horst Zuse recreated the legendary Z3 of his father Konrad Zuse and named his work Z3r for "Z3 reconstructed". In this demonstration we learn something about the basic functionality of the machine and its electromechanical components, namely relays and stpping relays. Anchor links: 02:01 Welcome and introduction 02:59 Overview storage unit 03:23 The addressing system 04:36 Decimal-binary translation, adder and shifter 08:49 Example addition: 33 + 3 09:29 The secret compartment 10:28 Attempt to print the 33 on the console 12:38 Stepping relay in action 13:09 Relay 14:18 Stepping relays for microprograms, e.g. multiplication by repeated addition 17:03 Modern Finder Relays 18:08 Where is the control unit? 20:09 The data buses 21:20 The address bus Links: Homepage: http://www.z3-computer.de Music used: Valentine live (Wintergatan):    • Tornado & Valentine Steadicam Onetake   Changelog: 2020/10/13 First version 2021/11/23 Improved Sound