Old HP Forum Archives
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Go to first unread post HP-26 Minimal Calculator
Gordon Dyer, 04-05-2003, 08:53 PM
10 2,222 04-08-2003, 11:30 PM
Last Post: Michael F. Coyle
   
Go to first unread post HP-26 Prototype Found
Gordon Dyer, 04-01-2003, 05:58 PM
19 3,680 04-03-2003, 02:29 AM
Last Post: Raymond Del Tondo
   
Go to first unread post HP-27 Power-on Problems
vrollinger, 06-30-2000, 08:31 PM
1 669 06-30-2000, 10:08 PM
Last Post: katie
    2 1,108 02-04-2009, 10:11 PM
Last Post: Robert Hollyer
    6 1,671 08-13-2002, 04:57 PM
Last Post: David Smith
    9 2,456 03-26-2011, 02:38 AM
Last Post: Walter B
   
Go to first unread post HP-27S Disassembly
Bob Belanger, 01-03-2007, 07:21 AM
2 1,147 01-04-2007, 11:56 AM
Last Post: Bob Belanger
   
Go to first unread post HP-27s Emulator Question
Carey, 06-23-2005, 07:58 AM
0 612 06-23-2005, 07:58 AM
Last Post: carey
   
Go to first unread post HP-27S needs helps !
Pyerre, 01-23-2003, 01:22 PM
3 1,111 01-24-2003, 07:54 PM
Last Post: Pyerre
   
Go to first unread post HP-27s Rom Dump problem
Carey, 06-19-2005, 08:01 PM
0 677 06-19-2005, 08:01 PM
Last Post: Carey
   
Go to first unread post HP-27S speed compared to HP-42S
Tommi, 06-05-2013, 09:38 AM
3 1,732 06-05-2013, 05:55 PM
Last Post: Christoph Giesselink
    0 743 01-27-2010, 11:58 AM
Last Post: Lyuka
   
Go to first unread post HP-27S Technical Applications
LG, 08-19-2006, 01:24 PM
10 2,629 08-20-2006, 08:11 PM
Last Post: Bill (Smithville, NJ)
    1 856 07-06-2007, 11:28 PM
Last Post: James M. Prange (Michigan)
    0 538 07-25-2000, 08:26 AM
Last Post: Steve
   
Go to first unread post HP-28--better design?
Matt Agajanian, 06-21-2012, 01:38 PM
7 2,402 06-27-2012, 09:27 AM
Last Post: David Tellet
   
Go to first unread post HP-28C
Luc, 12-10-2002, 03:32 AM
2 804 12-10-2002, 06:11 AM
Last Post: Luc
   
Go to first unread post HP-28C Lithium Batteries
Colin, 04-03-2001, 06:15 PM
0 603 04-03-2001, 06:15 PM
Last Post: Colin
    0 742 07-25-2010, 08:25 PM
Last Post: Christoph Giesselink
   
Go to first unread post HP-28COM
Erik Ehrling (Sweden), 03-12-2004, 03:07 PM
0 573 03-12-2004, 03:07 PM
Last Post: Erik Ehrling (Sweden)
   
Go to first unread post HP-28S
ambro, 10-06-2004, 06:16 PM
1 681 10-06-2004, 06:51 PM
Last Post: Raymond Del Tondo
    5 1,372 05-12-2003, 09:11 AM
Last Post: Paul Brogger
    2 1,627 04-09-2012, 10:29 PM
Last Post: aj04062
   
Go to first unread post HP-28S Battery Door
John Limpert, 10-25-2003, 06:16 PM
3 1,067 10-26-2003, 04:21 PM
Last Post: Veli-Pekka Nousiainen
   
Go to first unread post HP-28S Beeper
MJ Meiners, 10-10-2002, 09:32 AM
2 893 10-10-2002, 05:45 PM
Last Post: MJ Meiners
   
Go to first unread post HP-28S Clock Accuracy
Juan J, 03-21-2006, 02:00 AM
7 1,968 03-21-2006, 02:42 AM
Last Post: John Limpert
   
Go to first unread post Hp-28S Does not Turn On
aj04062, 09-18-2011, 06:27 PM
10 2,589 09-19-2011, 08:15 AM
Last Post: Bart (UK)
   
Go to first unread post HP-28S error
aton, 08-18-2006, 11:48 AM
2 827 08-18-2006, 05:05 PM
Last Post: Karl Schneider
   
Go to first unread post Hp-28S insights book
Scuba Diver, 02-21-2003, 12:52 AM
2 894 02-22-2003, 04:36 AM
Last Post: Christof
   
Go to first unread post HP-28S Keyboard
aj04062, 07-25-2011, 10:46 PM
4 1,321 07-26-2011, 04:39 PM
Last Post: aj04062
   
Go to first unread post HP-28S Malfunction
R. Miller, 06-13-2000, 02:16 PM
8 2,098 06-14-2000, 11:15 AM
Last Post: Andrés C. Rodríguez
    2 1,322 07-25-2012, 09:54 AM
Last Post: Tom Sauntry
    3 1,093 09-30-2002, 09:15 AM
Last Post: David Tan (Singapore)
   
Go to first unread post HP-28S plays "Happy Birthday"
Kevin F, 08-06-2012, 04:53 PM
0 1,024 08-06-2012, 04:53 PM
Last Post: Kevin F
    9 2,446 01-22-2007, 05:16 PM
Last Post: Bill (Smithville, NJ)
    4 1,163 09-22-2002, 02:51 PM
Last Post: Scuba Diver
   
Go to first unread post HP-28S Syntax Errors
William N Strew, 07-15-2012, 11:41 AM
7 2,484 07-15-2012, 05:09 PM
Last Post: Luiz C. Vieira (Brazil)
   
Go to first unread post HP-28S/Clamshell Keyboard Test
aj04062, 08-03-2011, 08:40 PM
2 1,184 08-03-2011, 09:02 PM
Last Post: aj04062
   
Go to first unread post HP-29C
Jorge Sanchez, 02-08-2009, 11:10 PM
1 723 02-09-2009, 04:43 PM
Last Post: Xavier A. (Brazil)
   
Go to first unread post HP-29C
Robert Hollyer, 04-03-2008, 04:51 PM
7 1,873 04-06-2008, 05:16 AM
Last Post: Tony Duell
   
Go to first unread post HP-29C
Garrett Fulton, 12-01-2000, 10:57 PM
0 600 12-01-2000, 10:57 PM
Last Post: Garrett Fulton
   
Go to first unread post HP-29C
Larry Smith, 01-17-2003, 03:50 PM
1 775 01-18-2003, 07:41 AM
Last Post: Larry Corrado
    1 937 02-07-2010, 11:43 AM
Last Post: Michael de Estrada
   
Go to first unread post HP-29C Counterparts
Matt Agajanian, 05-12-2012, 04:11 PM
2 1,228 05-12-2012, 06:44 PM
Last Post: Matt Agajanian
    6 2,202 07-17-2012, 07:09 AM
Last Post: Xavier A. (Brazil)
    5 1,580 02-17-2009, 06:41 AM
Last Post: Xavier A. (Brazil)
    11 2,765 02-10-2009, 04:33 PM
Last Post: Xavier A. (Brazil)
   
Go to first unread post HP-29C problem
Mark Sims, 06-20-2001, 05:17 PM
6 1,417 06-22-2001, 03:52 PM
Last Post: Viktor Toth
    3 1,149 11-25-2008, 07:56 AM
Last Post: Randy
   
Go to first unread post HP-29C Quick Reference Guide
Larry Fox, 06-18-2007, 12:53 PM
5 1,498 06-22-2007, 04:52 PM
Last Post: Les Wright
   
Go to first unread post HP-29C Schematic/pin out
Carlos, 07-17-2005, 12:42 PM
2 954 07-18-2005, 07:39 AM
Last Post: Carlos
    4 1,231 11-01-2008, 12:14 PM
Last Post: Michael Meyer
    6 1,466 07-25-2006, 08:20 AM
Last Post: Andrés C. Rodríguez (Argentina)
    5 1,540 02-22-2006, 04:23 AM
Last Post: Bram
    21 4,809 10-31-2010, 11:10 AM
Last Post: Eddie W. Shore
   
Go to first unread post HP-30?
Eaglevu, 02-05-2003, 03:07 PM
4 1,122 02-06-2003, 04:07 AM
Last Post: Frank Glitz
    3 1,616 09-09-2013, 03:07 PM
Last Post: Harald
    9 2,226 08-06-2010, 03:33 PM
Last Post: Gerson W. Barbosa
   
Go to first unread post HP-30b discontinued?
Walter B, 09-08-2012, 05:00 PM
11 3,287 09-10-2012, 11:20 PM
Last Post: Paul Dale
    5 1,708 02-21-2011, 02:08 AM
Last Post: svisvanatha
    2 1,227 09-27-2010, 11:25 AM
Last Post: Katie Wasserman
    4 1,552 08-22-2011, 05:47 AM
Last Post: Hubert Weikert
    3 1,340 02-01-2012, 08:37 PM
Last Post: Christopher Johnson
   
Go to first unread post hp-30b with free shipping
sjthomas, 04-10-2013, 07:26 PM
9 2,865 04-14-2013, 02:46 AM
Last Post: Gerson W. Barbosa
   
Go to first unread post HP-30S
Thomas Cox, 07-03-2003, 06:47 PM
1 761 07-04-2003, 12:37 AM
Last Post: Ralf Fritzsch
    6 1,650 01-31-2003, 04:46 PM
Last Post: Gordon Dyer
   
Go to first unread post HP-30S Discontinued?
Tom, 09-27-2003, 07:17 PM
4 1,257 09-30-2003, 09:15 AM
Last Post: Bob
   
Go to first unread post HP-31e
Ken, 06-11-2000, 09:57 PM
6 1,663 06-15-2000, 10:52 PM
Last Post: Ken
   
Go to first unread post HP-31E
shinji-ben, 06-14-2000, 12:09 PM
1 788 06-14-2000, 12:43 PM
Last Post: Jim
   
Go to first unread post HP-31E Battery Pak
Trent Moseley, 12-26-2003, 04:53 PM
8 2,189 12-29-2003, 10:55 AM
Last Post: db(martinez,california)
    9 2,181 07-11-2003, 03:30 PM
Last Post: burp
   
Go to first unread post HP-32E
Alex, 03-30-1999, 07:09 AM
1 964 03-30-1999, 08:27 AM
Last Post: DaveC
   
Go to first unread post HP-32E Battery Pack
Gerry Katz, 01-04-2004, 07:59 AM
7 1,924 01-06-2004, 11:58 AM
Last Post: David Smith
   
Go to first unread post HP-32E Battery Pack
Gerry Katz, 01-22-2004, 01:22 PM
0 548 01-22-2004, 01:22 PM
Last Post: Gerry Katz
   
Go to first unread post HP-32E battery trick
Jerome, 04-06-1999, 05:00 AM
0 827 04-06-1999, 05:00 AM
Last Post: Jerome
   
Go to first unread post HP-32E missing digit
Matt Agajanian, 03-19-2012, 10:28 PM
11 2,871 03-21-2012, 11:08 PM
Last Post: Luiz C. Vieira (Brazil)
    1 679 03-04-2003, 09:56 PM
Last Post: Spice_Man
    4 1,355 06-27-2010, 11:04 PM
Last Post: Alexandre Penna
    40 8,596 02-18-2009, 09:47 PM
Last Post: Hansel
   
Go to first unread post HP-32S II Expansion
Matt Agajanian, 07-13-2013, 09:57 PM
14 3,653 07-21-2013, 10:19 PM
Last Post: Matt Agajanian
    6 1,457 05-12-2003, 09:42 AM
Last Post: Terry Ingram
   
Go to first unread post HP-32S vs HP-32Sii
George, 03-27-2003, 10:09 PM
11 2,793 03-31-2003, 09:49 AM
Last Post: Paul Brogger
   
Go to first unread post HP-32S vs. HP-32SII
Karl Schneider, 03-24-2005, 02:22 AM
2 881 03-24-2005, 03:44 AM
Last Post: Karl Schneider
    3 1,560 10-26-2012, 04:56 PM
Last Post: x34
    7 1,854 03-15-2002, 05:27 PM
Last Post: David Smith
   
Go to first unread post HP-32sii
Romeo Tumaghap, 02-20-2001, 04:06 PM
4 1,267 02-21-2001, 03:42 AM
Last Post: Tom (UK)
   
Go to first unread post HP-32Sii
jweisskohl, 06-15-2010, 07:05 PM
38 8,381 06-21-2010, 10:30 AM
Last Post: Katie Wasserman
   
Go to first unread post HP-32sII after HP-33S
Canada, 02-22-2005, 10:14 PM
3 1,049 02-23-2005, 04:25 PM
Last Post: Ed Look
   
Go to first unread post HP-32SII Bargain or what
Mike, 11-25-2004, 10:42 PM
3 1,320 11-28-2004, 01:17 PM
Last Post: GWB
   
Go to first unread post HP-32SII for sale!
Fubar Vikinghelmet, 04-15-2004, 12:30 PM
7 1,626 04-16-2004, 01:56 PM
Last Post: Britt
   
Go to first unread post HP-32SII KEYBOARD DIFFERENCE
Roy, 01-02-2002, 07:43 AM
2 935 01-02-2002, 01:57 PM
Last Post: Ernie Malaga
    9 1,969 02-20-2002, 10:29 AM
Last Post: Frank
    11 2,777 06-13-2007, 04:56 AM
Last Post: Stefan Katletz
    6 1,882 11-04-2006, 07:33 PM
Last Post: Eric Sherriff
   
Go to first unread post HP-32SII strange behavior
Alvar Kusma, 03-14-2006, 02:08 AM
3 1,062 03-20-2006, 04:56 AM
Last Post: Alvar Kusma
   
Go to first unread post HP-32SII Viewing Angle
Jay Lucas, 10-17-2004, 04:37 PM
4 1,196 10-17-2004, 08:10 PM
Last Post: Jay Lucas
   
Go to first unread post HP-33 User's Manual
Trent Moseley, 03-31-2005, 02:50 PM
1 740 03-31-2005, 06:33 PM
Last Post: Paul Brogger
   
Go to first unread post HP-3393A Integrator
Michael Umbricht, 10-17-2004, 07:16 AM
1 855 10-17-2004, 08:28 AM
Last Post: Vassilis Prevelakis
    6 1,801 11-08-2010, 10:36 AM
Last Post: Ernst Fueloep
    12 2,727 03-25-2003, 02:32 AM
Last Post: John K. (US)


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