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- HP-41
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HP-41 Hardware
Everything about 41C 41CV and 41CX Hardware - 106 Topics
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Last post by Garth
Fri Jan 17, 2025 6:42 pm
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HP-41 Hardware
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HP-41 Software
Programs for HP-41 - 74 Topics
- 277 Posts
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Last post by fcrvincent
Wed Jun 25, 2025 7:16 am
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HP-41 Software
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HP-41 Documentation
- 17 Topics
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Last post by mike-stgt
Wed Jul 31, 2024 7:19 pm
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HP-41 Documentation
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HP-41 Emulators/Simulators
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- 28 Posts
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Last post by Rpnbest
Tue Feb 18, 2025 10:06 pm
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HP-41 Emulators/Simulators
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Programming
- 36 Topics
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Last post by pcscote
Mon Mar 31, 2025 6:29 pm
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Programming
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Card Reader
82104A - 12 Topics
- 34 Posts
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Last post by markgreco
Mon Oct 14, 2024 10:25 am
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Card Reader
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Bar Code Wand
82153A - 6 Topics
- 12 Posts
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Last post by mike-stgt
Mon Aug 28, 2023 11:37 pm
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Bar Code Wand
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HP-IL
82160A - 24 Topics
- 137 Posts
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Last post by tomholland
Mon Jun 23, 2025 8:58 am
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HP-IL
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Digital Cassette Drive
82161A - 4 Topics
- 32 Posts
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Last post by mhn41cx
Wed Dec 25, 2024 11:33 pm
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Digital Cassette Drive
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Modules
All plugins for the HP41 - 40 Topics
- 120 Posts
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Last post by floppy_stuttgart
Wed Jun 22, 2022 5:08 pm
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Modules
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- Other
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Buy & Sell
- 73 Topics
- 160 Posts
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Last post by kohlhoferw1966
Thu Dec 07, 2023 3:27 pm
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Buy & Sell
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Other HP Calculators
All other HP calculators - 18 Topics
- 51 Posts
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Last post by mike-stgt
Fri Apr 11, 2025 3:39 pm
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Other HP Calculators
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General Discussion
- 49 Topics
- 147 Posts
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Last post by longhp41user
Sat Mar 29, 2025 5:46 pm
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General Discussion
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New user? Read this.
Help to register on this forum. - 1 Topics
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Last post by jotne
Mon Dec 15, 2008 8:42 am
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New user? Read this.
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