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Announcements
Threads
- 12C Platinum REVIEW, with comparisons to 48GX, 50g & Prime (3 Replies)
- Histogram (HP50) (5 Replies)
- HEPAX internal EPROM coding. (Maybe too) Techie post... ;-) (2 Replies)
- Strange behavior of HP-41CV with Math PAC and IR Printer Module (10 Replies)
- Little math problem(s) October 2020 (4 Replies)
- Detect when Advantage Module solver is running? (6 Replies)
- Just bought a HP-67 calculator at an auction (26 Replies)
- HP 12C (1981 version) PCB photo wanted (10 Replies)
- [VA] 1st Anniversary of my HP site ! (18 Replies)
- HP50G Bisection methode (9 Replies)
- HP-71b ROM version (19 Replies)
- HP15C displays gibberish. Is it broken? (22 Replies)
- Vintage Calculator Repairs (13 Replies)
- What's the hardest (longest-running) financial calculation? (7 Replies)
- HP35 Price on ebay - what am I missing? (34 Replies)
- 12C Platinum vs. 48GX vs. 50g (Speed Test) (25 Replies)
- HP45 power switch lubrication without opening calculator? (16 Replies)
- HP-34C screen (4 Replies)
- Opening a 31E (3 Replies)
- Update for HP-25 Emulator (4 Replies)
- HP-27S Numeric Integration? (3 Replies)
- Recovering non-responsive buttons on 42S (8 Replies)
- HP42S functions (26 Replies)
- Strange Issues running two Emu48 (1 Reply)
- Equation Writer tutorials (2 Replies)
- Book about HP41 series repairs (4 Replies)
- HP 15C buttons are double entering numbers (3 Replies)
- Update of Emu71/Win to v1.12 (4 Replies)
- Classic HP Calculator Repair Experiences (11 Replies)
- Calculator Stand Pictures (4 Replies)
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