Uploaded March 2025 | Updated September 2026, 9 hours ago
The Hexadat is a version of the addiator for doing calculations in hexadecimal (base 16) instead of decimal (base 10). This is mostly used by computer programmers because it is so easily converted to binary but more readable. The Hexadat was in production from about 1967 till about 1976.
For more information about this and other machines in my collection, please visit my website:
jaapsch.net/mechcalc
0:00 Introduction
0:35 Unboxing
2:05 Stylus
2:31 Addition
3:58 Subtraction
4:38 Conversion hex to dec
5:56 Conversion dec to hex
6:58 Multiple carries
8:47 Negative totals
9:34 Advert
9:47 Outro
The Hexadat is a version of the addiator for doing calculations in hexadecimal (base 16) instead of decimal (base 10). This is mostly used by computer programmers because it is so easily converted to binary but more readable. The Hexadat was in production from about 1967 till about 1976.
For more information about this and other machines in my collection, please visit my website:
jaapsch.net/mechcalc
0:00 Introduction
0:35 Unboxing
2:05 Stylus
2:31 Addition
3:58 Subtraction
4:38 Conversion hex to dec
5:56 Conversion dec to hex
6:58 Multiple carries
8:47 Negative totals
9:34 Advert
9:47 Outro
