Uploaded August 2024 | Updated September 2026, 1 hour ago

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This beast of a machine is the Rheinmetall SASL mechanical calculator.
It has fully automatic multiplication and division, and a second register that can serve as a memory register or as a totalizer.

For more information about this and other machines in my collection, please visit my website:
jaapsch.net/mechcalc

0:00 Introduction
0:30 History
1:24 Electric power
2:14 Input
2:53 Addition
3:48 Transfer to memory
4:34 Subtraction
5:09 Clearing
6:06 Back transfer
6:29 Multiplication
7:32 Division
8:31 Tabulation
9:08 Diary
10:35 Outro