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1. LCDs on HP Calculators before the 41C (24 Replies)
2. This one's for you, Norm. (2 Replies)
3. Repairing HP41C (4 Replies)
4. Poll - Is it time to add the 32SII and 20S to the fully fledged part of the Museum? (4 Replies)
5. hp Replacement batteries (1 Reply)
6. like a man in the desert, red LED hp-34c (2 Replies)
7. RPN Yoda (3 Replies)
8. Wow. $275 and counting for a 15c (3 Replies)
9. Anyone looking for 85 HP-38G calculators? (0 Replies)
10. ebay.de price history updated and at new adress (8 Replies)
11. HP-25 program line (7 Replies)
12. CHPC founded in Zagreb, Croatia! (9 Replies)
13. Programming Challenge: Powers and Roots (4 Replies)
14. How about an 'RPN Excercises Page'? (32 Replies)
15. HP-41CV, Decimal point (5 Replies)
16. HP-41CX Manuals for $90? (4 Replies)
17. Can you clear out the stack? (9 Replies)
18. Maximum Calculator (1 Reply)
19. HP-25 (5 Replies)
20. Clearing a mistake entry... (2 Replies)
21. Problem with my HP-41 (5 Replies)
22. hp-71b RPN capability (5 Replies)
23. Soft Forth for the HP-71B (7 Replies)
24. 82240B Repairs (6 Replies)
25. What is the easiest way to build a PC-HP48 cable? (7 Replies)
26. Calculators I would market (25 Replies)
27. Minimal Scientific Calculator: A Modest Proposal (long!) (28 Replies)
28. HP 65 (3 Replies)
29. HP 14B Self test (3 Replies)
30. Last X (5 Replies)
31. HP67 Card Reader (8 Replies)
32. Decade Anniversaries (2 Replies)
33. More Uncredited MoHPC Pictures AND Text on EBAY (4 Replies)
34. OT: Need help finding 2 TI PPC Notes editors from past (5 Replies)
35. Batteries and analog stuff (or: Hi, Norm! I'm back) (19 Replies)
36. 9114 disk drive - battery (6 Replies)
37. calculator emulator on windows? (8 Replies)
38. HP-35 chip photos, assembly code (11 Replies)
39. How to add a 'constant' using RPN? (6 Replies)
40. Re. Most useless function (0 Replies)
41. Forget Yahoo, here's where I wish I invested my money! (5 Replies)
42. Now Here's Something You Don't See Every Day... (2 Replies)
43. HP31E for 22EUR on eBay (5 Replies)
44. A tired hp45, tools, and a quiet night. (long) (4 Replies)
45. The Good Old Day and Bad New Days (22 Replies)
46. HP-41 Software Moduls (3 Replies)
47. HPchess challenge (1 Reply)
48. HP97 Printer Idle Gear (1 Reply)
49. How to: HP-IL copy all files ??? (2 Replies)
50. A couple of simple questions on the hp 45 (4 Replies)
51. Poll: What is the most useless function on a scientific calculator? (46 Replies)
52. Our Military and the 41 (8 Replies)
53. hp-71b "HR" & "HMS" functions (9 Replies)
54. HP-IL 9114 Disk drive - accessing > 128K w/HP-41? (1 Reply)
55. More Info:16C 68bit I Register (0 Replies)
56. Problem with HP42S (1 Reply)
57. My HP25 really dead? (20 Replies)
58. HP-67, Classic or Second Generation? (19 Replies)
59. Opening HP48GX (2 Replies)
60. Electrolytic Capacitors in 67/97 (6 Replies)
61. hp 20s (6 Replies)
62. eBay -- be sure to read the small print (4 Replies)
63. Cleaning a 2-part LCD (0 Replies)
64. HP41 Card reader Malfunction (2 Replies)
65. 16c 68 bit Index register??? (3 Replies)
66. HP-71B Survey Module (0 Replies)
67. HP-71b + barcode wand (2 Replies)
68. Little HP-15C challenge for the weekend (10 Replies)
69. Gunzen on TV (1 Reply)
70. What is a Del. Serv. 1 Module??? (3 Replies)
71. hp48sx -> hp48gx compatibility (14 Replies)
72. Strange turn of events (2 Replies)
73. 9114B HP-IL Disk Drive - Battery replacement options? (12 Replies)
74. Short & Sweet Math Challenges #6 (7 Replies)
75. Oh, My...! (0 Replies)
76. HP55 power supply (16 Replies)
77. Discontinuing HP-12C Financial ? (23 Replies)
78. Biographies Suggestion for Dave Hicks (3 Replies)
79. More Uncredited MoHPC Pictures (16 Replies)
80. HP 48GX and the display (8 Replies)
81. An introduction. (5 Replies)
82. Repairs in Australia (1 Reply)
83. Woodstock Cases (0 Replies)
84. 32Sii do the keys rub off ? (2 Replies)
85. Nostalgic HP-34C Story (4 Replies)
86. Challenge (23 Replies)
87. A "creative license" challenge (22 Replies)
88. HP-41 Video Interface Applications (4 Replies)
89. What happened !? (26 Replies)
90. 41CV Emulator card / 128K RAM card for HP48 (2 Replies)
91. Battery Pack for HP35/45... - a good solution found (6 Replies)
92. Plotter HP 7470A Option 003 (11 Replies)
93. HP48S self test? (9 Replies)
94. HP 28c Memory Hack? (1 Reply)
95. Repairing an hp 32sii (3 Replies)
96. More a curiosity than a challenge... (1 Reply)
97. HP-12C Solutions Handbook (15 Replies)
98. HP41C service in UK? (2 Replies)
99. Received This From HP... (11 Replies)
100. How to restore a faded Voyager logo? (6 Replies)