Рет қаралды 8,768
This video about the venerable HP 71B pocket computer from 1984.
Sections of this video:
0:00 - Intro
4:28 - Physical Design
7:43 - Calc Mode
11:55 - File System
12:55 - BASIC Mode
16:11 - LEX Extensions
17:23 - Summary
Some links related to this video:
- "Syntactic device for chain calculations" patent patents.google.com/patent/US4...
- Steven T. Abell's Usenet post about the 71-B. groups.google.com/g/comp.sys....
- Holy Joe's 71B site holyjoe.org/HP71/
- Saturn source code to REVLEX - holyjoe.org/HP71/lexfiles/REVL...
For more calculator videos, checkout my channel / calculatorculture