Old HP Forum Archives
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Thread / Author [asc] | Replies | Views | Last Post | ||
How can corrosion on the 41C contacts be repaired?
11-10-1999, 05:22 AM
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3 | 1,094 |
11-11-1999, 12:01 AM Last Post: Kevin |
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Where can buy a Leather Hard Case for a HP42S
02-06-2000, 10:46 AM
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3 | 1,173 |
02-07-2000, 12:06 PM Last Post: Raúl Herrera |
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Authentic HP85 color?
03-11-2013, 12:22 PM
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3 | 1,451 |
03-11-2013, 10:27 PM Last Post: Calum Tait |
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Athana DC100A Tapes
03-12-2013, 08:32 AM
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6 | 2,003 |
03-14-2013, 01:55 AM Last Post: David Ramsey |
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HPIB Syntax Error at Status command
04-05-2013, 02:59 PM
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3 | 2,234 |
04-06-2013, 07:57 PM Last Post: Paul Berger (Canada) |
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HP85 Waveform Analysis
04-23-2013, 09:17 AM
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1 | 1,066 |
04-23-2013, 01:20 PM Last Post: Paul Berger (Canada) |
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HP85 tape reader; end of tape detection
04-23-2013, 04:40 PM
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9 | 3,084 |
04-25-2013, 02:25 PM Last Post: Paul Berger (Canada) |
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HP85 Programmable ROM cardtridge 82929A-service ROM not working-
04-24-2013, 02:32 PM
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2 | 1,836 |
04-25-2013, 08:08 AM Last Post: inaki |
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HP 85A. GET and SAVE commands.
06-02-2013, 03:24 PM
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6 | 2,077 |
06-05-2013, 06:45 AM Last Post: Paul Berger (Canada) |
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HP 85 Serial Interface; INPUT Example?
06-12-2013, 03:48 PM
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1 | 1,225 |
06-12-2013, 11:09 PM Last Post: Paul Berger (Canada) |
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Faulty disk drive in 9114B ?
12-07-2009, 10:23 AM
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6 | 1,857 |
12-08-2009, 06:06 AM Last Post: inaki |
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HP 71B factory reset
11-14-2005, 07:42 AM
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3 | 1,138 |
11-14-2005, 08:02 PM Last Post: Garth Wilson |
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Power supply for 9114B Disk Drive
11-19-2005, 03:12 PM
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1 | 734 |
11-19-2005, 04:05 PM Last Post: Howard Owen |
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A way to polish aluminium
11-19-2005, 05:50 PM
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11 | 2,584 |
11-24-2005, 10:42 PM Last Post: David Smith |
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Technical manual for 82240B
11-23-2005, 05:44 PM
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4 | 1,221 |
11-30-2005, 03:43 PM Last Post: Tony Duell |
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How to open the HP28
12-06-2005, 07:59 AM
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7 | 1,935 |
12-06-2005, 09:15 PM Last Post: Gerson W. Barbosa |
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hp71B does not get off
12-29-2005, 07:38 PM
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1 | 668 |
12-30-2005, 11:18 AM Last Post: David Smith |
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HP 11c
07-09-2003, 05:55 PM
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10 | 2,169 |
07-11-2003, 05:28 AM Last Post: Valentin Albillo |
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HP-34C LED display
05-05-2004, 05:12 AM
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11 | 2,469 |
05-06-2004, 08:05 AM Last Post: Tony Duell |
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HP-67 Interface & Display Segment
05-11-2004, 03:44 AM
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8 | 2,520 |
05-12-2004, 06:26 PM Last Post: Randy Sloyer |
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Dead HP-67
05-13-2004, 03:33 AM
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13 | 2,787 |
05-18-2004, 03:25 PM Last Post: marais |
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HP 92198A video interface problem
06-14-2009, 07:54 AM
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2 | 802 |
06-14-2009, 04:43 PM Last Post: Ilyas B. |
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Need help with HP82164A HP-IL/RS232 Interface
11-01-2009, 09:23 AM
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11 | 2,696 |
11-13-2009, 02:28 AM Last Post: Ilyas.B. |
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HP-35S - Time Since Memory Reset
01-17-2012, 06:52 PM
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0 | 874 |
01-17-2012, 06:52 PM Last Post: Ilia |
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HP 49G +
03-24-2004, 11:27 AM
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1 | 785 |
03-24-2004, 12:26 PM Last Post: Veli-Pekka Nousiainen |
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HP 35S gets returned
10-11-2007, 02:48 PM
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24 | 5,180 |
10-12-2007, 08:27 AM Last Post: bill platt |
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Squeeky keys on 12c
10-29-2007, 02:14 PM
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0 | 686 |
10-29-2007, 02:14 PM Last Post: Igor Vilensky |
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DIY Voyager feet?
11-02-2007, 08:37 PM
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4 | 1,490 |
11-03-2007, 12:14 AM Last Post: Igor Vilensky |
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Why RPN?
05-26-2004, 02:08 PM
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40 | 7,450 |
05-27-2004, 07:48 PM Last Post: Les Bell [Sydney] |
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OT: Thommen altimeters
01-07-2010, 07:29 AM
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0 | 583 |
01-07-2010, 07:29 AM Last Post: Ignazio Cara (Italy) |
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HP 97 keyboard and more issue.
01-18-2010, 09:54 AM
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6 | 1,679 |
01-19-2010, 02:44 PM Last Post: Ignazio Cara (Italy) |
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Almost a Red-Dot. It seems only to lack the hole!
02-21-2010, 01:41 PM
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9 | 2,471 |
02-22-2010, 07:30 PM Last Post: tim m. |
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A little Christmas game
12-19-2010, 12:02 PM
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35 | 8,637 |
12-25-2010, 06:34 AM Last Post: Ignazio Cara (Italy) |
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HP-97S with a bad BCD interface: help me!
03-21-2011, 02:17 PM
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3 | 1,457 |
03-22-2011, 03:54 AM Last Post: Katie Wasserman |
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HP 91 Printer
12-03-2007, 12:17 PM
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4 | 1,314 |
12-03-2007, 03:13 PM Last Post: Ignazio Cara (Italy) |
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Is there any interest out there in Topcat tear-bars?
04-10-2008, 06:52 AM
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0 | 723 |
04-10-2008, 06:52 AM Last Post: Ignazio Cara (Italy) |
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For Mr. Diego Diaz
04-30-2008, 11:28 AM
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1 | 868 |
04-30-2008, 03:29 PM Last Post: Diego Diaz |
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HP-42S without FIX notation. Very strange.. or not?
05-06-2008, 03:14 PM
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5 | 1,674 |
05-08-2008, 10:56 AM Last Post: Dallas Osborne |
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The small calculator
05-27-2008, 06:21 AM
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12 | 2,480 |
06-05-2008, 04:23 AM Last Post: Marcus von Cube, Germany |
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A little survey among HP's calculator collectors.
03-03-2009, 06:00 AM
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11 | 2,827 |
03-04-2009, 03:00 AM Last Post: Etienne Victoria |
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Signed Logic PCB
03-16-2009, 12:58 PM
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4 | 1,399 |
03-18-2009, 05:58 AM Last Post: DaveJ |
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My new traction system for Topcat printers.
05-06-2009, 04:30 AM
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3 | 1,256 |
05-06-2009, 12:09 PM Last Post: Geoff Quickfall |
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I'm thinking to sell my Red-DOT!!
05-07-2010, 05:01 AM
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9 | 2,491 |
05-07-2010, 03:01 PM Last Post: Michael de Estrada |
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Message to Katie Wasserman: thanks!
12-19-2011, 11:32 AM
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2 | 1,196 |
12-20-2011, 05:04 AM Last Post: Ignazio Cara (Italy) |
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An HP-97 sacrificed to the altar of the knowledge.
02-17-2012, 02:08 PM
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3 | 1,372 |
02-21-2012, 06:21 AM Last Post: aurelio |
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Post disappeared!
02-28-2012, 07:43 AM
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3 | 1,281 |
02-28-2012, 09:25 AM Last Post: Bart (UK) |
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OT: National Semiconductors NSB-3881
12-12-2013, 08:31 AM
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2 | 1,873 |
12-12-2013, 10:25 AM Last Post: Thomas Chrapkiewicz |
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HP 65/67 battery cover wanted.
02-25-2006, 05:54 AM
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0 | 898 |
02-25-2006, 05:54 AM Last Post: Ignazio Cara |
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HP97 Printer spur gear.
04-06-2006, 01:25 PM
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8 | 2,107 |
04-10-2006, 10:29 AM Last Post: Dia C. Tran |
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HP2225B proplem!
04-10-2006, 09:49 AM
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12 | 2,636 |
04-21-2006, 05:31 AM Last Post: gaston |
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HP67/97 M.E. Pac cover
11-21-2013, 05:50 AM
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2 | 1,442 |
11-22-2013, 04:04 AM Last Post: Ignacio Sánchez Reig |
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HP-41c display problem
09-03-2013, 11:40 AM
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6 | 2,297 |
09-04-2013, 10:52 AM Last Post: Ignacio Sánchez Reig |
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HP-65 short circuit
10-21-2013, 03:27 AM
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2 | 1,516 |
10-22-2013, 08:27 AM Last Post: Ignacio Sánchez Reig |
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HP-67/97 Mechanical engineering PAC cover
10-30-2013, 04:35 AM
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0 | 999 |
10-30-2013, 04:35 AM Last Post: Ignacio Sánchez Reig |
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request M.E. pac for HP-67/97 wallet cover scan
11-06-2013, 09:36 AM
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0 | 1,046 |
11-06-2013, 09:36 AM Last Post: Ignacio Sánchez Reig |
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Question about X modules for HP41x
12-10-2012, 12:47 PM
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7 | 2,598 |
12-13-2012, 07:00 AM Last Post: Geoff Quickfall |
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Hp-67 card reader: tantalum capacitor identification
05-23-2013, 07:10 AM
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8 | 3,175 |
06-02-2013, 07:26 PM Last Post: aj04062 |
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HP-46 codename
10-23-2012, 12:27 PM
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2 | 1,094 |
10-24-2012, 03:47 AM Last Post: Johnny Bjoern Rasmussen |
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HP-46 not working
10-24-2012, 05:08 AM
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1 | 995 |
10-24-2012, 11:17 AM Last Post: Donald Williams |
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HP-46 printer
11-12-2012, 09:37 AM
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10 | 2,857 |
11-14-2012, 03:25 AM Last Post: Ignacio Sánchez |
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HP-41CV "tall keys" version
06-05-2012, 10:53 AM
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16 | 4,320 |
06-11-2012, 04:59 AM Last Post: Diego Díaz |
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can you identify this HP97-67 book?
06-12-2012, 04:04 AM
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4 | 1,873 |
06-13-2012, 01:02 PM Last Post: db (martinez, ca.) |
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RAM Card compatibitlity
09-06-2012, 11:31 AM
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2 | 1,318 |
09-06-2012, 07:20 PM Last Post: Raymond Del Tondo |
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HP10 problem when printing
05-10-2010, 12:43 PM
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2 | 1,079 |
05-11-2010, 05:18 AM Last Post: Ignacio Sánchez |
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HP-41cx battery connection
01-07-2011, 04:53 AM
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1 | 856 |
01-09-2011, 05:43 PM Last Post: John Robinson |
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hp-41C: Statistic pac overlay??
01-15-2011, 11:05 AM
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2 | 945 |
01-15-2011, 12:11 PM Last Post: Ignacio Sánchez |
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Bought a new HP 42S for 66 US Dollars
07-05-2000, 05:02 PM
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8 | 1,839 |
07-07-2000, 08:33 PM Last Post: Mike Sebastian |
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Batteries for a HP 41 CX
07-21-2000, 06:12 AM
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9 | 2,047 |
07-24-2000, 07:23 PM Last Post: John Robinson |
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New HP32SII
10-06-2000, 02:44 PM
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3 | 1,072 |
10-07-2000, 07:07 AM Last Post: Tom |
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HP 48g in my Palm V
01-01-2001, 06:41 PM
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3 | 1,207 |
01-02-2001, 03:13 PM Last Post: Peter Ohanessian |
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manual book hp12C
06-10-2003, 08:44 AM
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2 | 889 |
06-10-2003, 04:45 PM Last Post: Patrick |
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HP 18C language?
01-18-2009, 11:29 AM
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3 | 1,322 |
01-21-2009, 03:15 AM Last Post: Marcus von Cube, Germany |
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HP17/18/27 Solver commands
05-18-1999, 06:09 AM
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0 | 668 |
05-18-1999, 06:09 AM Last Post: Ib Jorgensen |
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Custom menus
02-03-2009, 06:33 PM
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0 | 764 |
02-03-2009, 06:33 PM Last Post: Ian Stanley |
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HP 25C Battery help
12-07-2001, 08:43 PM
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0 | 669 |
12-07-2001, 08:43 PM Last Post: Ian Primus |
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HP 75D help
12-11-2001, 04:57 PM
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1 | 817 |
12-11-2001, 08:58 PM Last Post: Dave Hicks |
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My HP-25C Died!!! <snif>
12-14-2001, 06:02 PM
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4 | 1,300 |
12-16-2001, 09:15 PM Last Post: Tony Duell (UK) |
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Trying to find a new calc - which would be best for me?
12-16-2001, 06:40 PM
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5 | 1,476 |
12-19-2001, 04:10 PM Last Post: Yani |
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Amazing Luck!!
01-03-2002, 03:34 PM
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5 | 1,553 |
01-04-2002, 04:15 PM Last Post: David Smith |
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Re: Amazing Luck!!
01-03-2002, 05:22 PM
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0 | 685 |
01-03-2002, 05:22 PM Last Post: Ian Primus |
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HP charger with different cells?
01-10-2002, 07:14 PM
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2 | 950 |
01-11-2002, 06:54 AM Last Post: Yani |
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HP41 Fault, Any Ideas?
09-23-1999, 05:48 PM
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4 | 1,227 |
09-24-1999, 04:56 PM Last Post: Wayne Brown |
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HP41 Was faulty, Now fixed, Thanks
09-30-1999, 06:14 PM
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0 | 699 |
09-30-1999, 06:14 PM Last Post: Ian Phillips |
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Card Reader pressure roller diameter?
08-27-2011, 03:44 PM
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6 | 1,830 |
08-28-2011, 05:47 PM Last Post: Ian Phillips |
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HP41 battery holder, are there any CAD drawings?
08-30-2011, 12:34 PM
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9 | 5,097 |
08-31-2011, 05:16 PM Last Post: Ian Phillips |
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HP41 Battery Holder, made by additive manufacturing
09-27-2011, 06:45 AM
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1 | 1,091 |
09-27-2011, 08:14 PM Last Post: aj04062 |
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Non HP very early LCD Calc?
10-05-2012, 09:19 AM
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6 | 2,182 |
10-06-2012, 01:57 PM Last Post: Frank Boehm (Germany) |
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HP 15C Displaying Incorrect Values!
04-19-2011, 04:06 PM
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13 | 3,330 |
04-20-2011, 06:39 PM Last Post: BobVA |
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HP-41 Printer commands
02-15-2006, 07:33 AM
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1 | 830 |
02-15-2006, 10:28 AM Last Post: Thomas Okken |
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HP21 calculation accuracy
07-18-1999, 03:57 PM
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2 | 1,151 |
07-19-1999, 04:12 AM Last Post: Ian Hoogeboom |
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HP Thinkjet 2225C + Printer Driver Needed
03-04-2000, 06:39 PM
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2 | 945 |
03-05-2000, 11:39 AM Last Post: Hideaki |
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HP48G,GX andSX for TDS use
06-02-2008, 05:47 AM
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0 | 722 |
06-02-2008, 05:47 AM Last Post: Ian Carmichael (South Africa) |
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hp50g - solve
11-22-2006, 04:51 PM
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4 | 1,262 |
11-23-2006, 05:21 AM Last Post: Happy HP User |
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Message from Iain Morris, President, EPS - Hewlett-Packard
11-14-2001, 01:51 PM
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19 | 3,825 |
11-16-2001, 01:55 AM Last Post: me |
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I,Claudius- Plonking is a temporary term of silence...
12-04-2005, 10:58 PM
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2 | 944 |
12-05-2005, 10:36 AM Last Post: Geir Isene |
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CalcPro - Buyer Beware!
11-07-2005, 04:36 AM
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9 | 2,249 |
11-16-2005, 08:59 PM Last Post: John Nguyen |
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HP Should Really Bring Back The 15C - To Make Money!
11-10-2005, 07:24 AM
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53 | 10,140 |
11-14-2005, 09:31 AM Last Post: Andy |
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Another Great Coburlin Deal
11-24-2005, 11:06 AM
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15 | 12,173 |
11-29-2005, 04:00 PM Last Post: coburlin |
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PayPal Now A Huge Scam Waiting To Unfold
06-14-2005, 06:21 AM
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28 | 7,298 |
06-17-2005, 01:38 AM Last Post: Vassilis Prevelakis |
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Coburlin At It Again
06-24-2005, 11:24 PM
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14 | 2,733 |
06-30-2005, 10:08 AM Last Post: Mark Lynch |
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