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OldCalculatorForum
1–30 of 1019
Welcome to the Old Calculator Forum for discussion of mechanical and early electronic calculators, especially those of the time of rapid technical development before 1980.
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calcucris
,
machinea...@wanadoo.fr
2
Jun 10
LeHigh calculator
Hello Cris No for me Christophe De : oldcalcul...@googlegroups.com <oldcalculatorforum@
unread,
LeHigh calculator
Hello Cris No for me Christophe De : oldcalcul...@googlegroups.com <oldcalculatorforum@
Jun 10
Don R (Xerox6085)
, …
Rick Bensene
7
Jun 9
Rick Bensene - Old Calculator Museum
Hi, Chris, Thank you so kindly for your thoughtful message. I'm doing pretty well, considering
unread,
Rick Bensene - Old Calculator Museum
Hi, Chris, Thank you so kindly for your thoughtful message. I'm doing pretty well, considering
Jun 9
Stephan Vanderlooven
,
J Ongena
2
May 24
HP 41CV
Dag Stephan, mijn email is jefo...@gmail.com. Laat maar weten wat er scheelt aan je rekenmachine.
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HP 41CV
Dag Stephan, mijn email is jefo...@gmail.com. Laat maar weten wat er scheelt aan je rekenmachine.
May 24
Cristian Arezzini
, …
Rich Walker
25
May 5
Two new-old-stock Olivetti Divisumma 24
Hi Mark, Thank you very much for these links, it looks like the documents will be very useful to me.
unread,
Two new-old-stock Olivetti Divisumma 24
Hi Mark, Thank you very much for these links, it looks like the documents will be very useful to me.
May 5
snek...@gmail.com
, …
Nigel T
5
Apr 16
Introducing My Vintage Calculator Collection Website
Dear Steve, Dear @mg Dear Nigel Tout Dear Jef Ongena Thank you all so much for your thoughtful and
unread,
Introducing My Vintage Calculator Collection Website
Dear Steve, Dear @mg Dear Nigel Tout Dear Jef Ongena Thank you all so much for your thoughtful and
Apr 16
Adrian Apollo
Mar 11
1973 Unisonic calculators (1212 and 737)
Hi all, Does anyone happen to have the Instruction Manual / User manual for either the Unisonic 1212
unread,
1973 Unisonic calculators (1212 and 737)
Hi all, Does anyone happen to have the Instruction Manual / User manual for either the Unisonic 1212
Mar 11
Condomínio Magnólia
, …
Louis Angelucci
5
Mar 6
Sales of old calculators
Sorry, Louis, I just want to sell. I don't have time to continue with this anymore. I'm going
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Sales of old calculators
Sorry, Louis, I just want to sell. I don't have time to continue with this anymore. I'm going
Mar 6
Geoff Poskitt
, …
alan-uk
5
Feb 16
Brunsviga 13RM renovation
Thank you Alan, Good to hear that oil and patience can work. And indeed my calculator is working very
unread,
Brunsviga 13RM renovation
Thank you Alan, Good to hear that oil and patience can work. And indeed my calculator is working very
Feb 16
kamonwan und joerg steinke
, …
René Henry
3
Feb 4
CASIO COLLEGE FX very very RAR
Je possède une collection de près de 800 calculatrices de ce type et bien sûr des plus rares encore.
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CASIO COLLEGE FX very very RAR
Je possède une collection de près de 800 calculatrices de ce type et bien sûr des plus rares encore.
Feb 4
kamonwan und joerg steinke
, …
Douglas Miller
4
Jan 28
Casio FX-602 P Vinted same new
I would suggest posting a link to the ebay sale on the list, as that will probably get to Rick the
unread,
Casio FX-602 P Vinted same new
I would suggest posting a link to the ebay sale on the list, as that will probably get to Rick the
Jan 28
La Ymir Gryffindor
Jan 28
Rick Bensene
La Ymir Gryffindor unread, 10:04 (6 minutes ago) to oldcalcul...@googlegroups.com I tried to email
unread,
Rick Bensene
La Ymir Gryffindor unread, 10:04 (6 minutes ago) to oldcalcul...@googlegroups.com I tried to email
Jan 28
Gideon Huddleston
12/2/24
RARE!! BUSICOM LE-120A calculator
I have this busicom le-120a calculator. I know it's a rare calculator so I'm wanting to know
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RARE!! BUSICOM LE-120A calculator
I have this busicom le-120a calculator. I know it's a rare calculator so I'm wanting to know
12/2/24
H Bisley
11/24/24
Tiger calculator manual?
I have a working Tiger mechanical calculator (1930s) that I want to give as a gift. It would be great
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Tiger calculator manual?
I have a working Tiger mechanical calculator (1930s) that I want to give as a gift. It would be great
11/24/24
Andrew Clark
,
Gordon Bendall
2
10/26/24
Marchant Deci-Magic Information
Photos available of ACT10M internals if that would help? Can you be more specific about the problem
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Marchant Deci-Magic Information
Photos available of ACT10M internals if that would help? Can you be more specific about the problem
10/26/24
Seth Lipkin
, …
mfr...@rcn.com
10
10/17/24
Antique mechanical collection, including Millionaire, TIM (Time Is Money), etc.
Hi Cris, If you ever come to the US I'd be happy to show you Astronomical skeleton clock Mark
unread,
Antique mechanical collection, including Millionaire, TIM (Time Is Money), etc.
Hi Cris, If you ever come to the US I'd be happy to show you Astronomical skeleton clock Mark
10/17/24
more...@gmail.com
9/27/24
Anita MK 9 restoration - again
Hello! I have Anita MK 9, and I am trying to repair it for years. I have exchanged broken dekatron
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Anita MK 9 restoration - again
Hello! I have Anita MK 9, and I am trying to repair it for years. I have exchanged broken dekatron
9/27/24
Bill Goldie
9/17/24
Springs information
I'm currently working on a Brunsviga 13RK, and had to dismantle the rotor with its W-shaped
unread,
Springs information
I'm currently working on a Brunsviga 13RK, and had to dismantle the rotor with its W-shaped
9/17/24
jefo...@gmail.com
, …
Dennis Tuckerman
19
8/26/24
Compucorp 326 Scientist -- repair info needed
I've always wondered whether the 'old' in 'oldcalculatorforum' applied to my
unread,
Compucorp 326 Scientist -- repair info needed
I've always wondered whether the 'old' in 'oldcalculatorforum' applied to my
8/26/24
hossnerbiz
,
Adam Jones
3
6/7/24
HP41-CV woke up dead
Adam - I'm back in business! I re-flowed all the solder joints, both ends of the connector
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HP41-CV woke up dead
Adam - I'm back in business! I re-flowed all the solder joints, both ends of the connector
6/7/24
David Ramsey
3
6/7/24
Re: [oldcalculatorforum] Digest for oldcalculatorforum@googlegroups.com - 1 update in 1 topic
My apologies; the link in that previous reply should have been: HHC 2024 hhuc.us
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Re: [oldcalculatorforum] Digest for oldcalculatorforum@googlegroups.com - 1 update in 1 topic
My apologies; the link in that previous reply should have been: HHC 2024 hhuc.us
6/7/24
M. S.
,
osa...@gmail.com
4
6/4/24
TI SR-52 restoration problem
<https://www.hpmuseum.org/forum/thread-2804.html>
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TI SR-52 restoration problem
<https://www.hpmuseum.org/forum/thread-2804.html>
6/4/24
Charles Walag
, …
Tayyaba Mustafa
5
6/1/24
Monroe 820 Calculator
A grade calculator is a tool designed to help students and educators quickly compute grades based on
unread,
Monroe 820 Calculator
A grade calculator is a tool designed to help students and educators quickly compute grades based on
6/1/24
Kindanyume
5/16/24
Sharp Calculator EL-8140 - Anyone collecting this type?
Hi all, Just doing some research on my old Sharp Calculator EL-8140 Anyone collecting this type? I
unread,
Sharp Calculator EL-8140 - Anyone collecting this type?
Hi all, Just doing some research on my old Sharp Calculator EL-8140 Anyone collecting this type? I
5/16/24
Simon Crouch
, …
Helen May
8
5/14/24
Lots of Anita Calculators
Hi. Of course, we will be interested as donation, as we have a very limited funding from volunteer
unread,
Lots of Anita Calculators
Hi. Of course, we will be interested as donation, as we have a very limited funding from volunteer
5/14/24
Johannes Eggers
5/13/24
TI-2510 Repair: Schematic, anyone?
I'm trying to repair a TI2510 calculator. Vgg is "off" (only -7). Does anyone have a
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TI-2510 Repair: Schematic, anyone?
I'm trying to repair a TI2510 calculator. Vgg is "off" (only -7). Does anyone have a
5/13/24
Cliff Stoll
5/11/24
Free Mechanical Calculators - you pick up in Bay Area
Hi gang, I have about a dozen mechanical calculators -- 5 Fridens (STW and related electric machines)
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Free Mechanical Calculators - you pick up in Bay Area
Hi gang, I have about a dozen mechanical calculators -- 5 Fridens (STW and related electric machines)
5/11/24
artro...@gmail.com
,
Nigel T
2
5/11/24
Rapid Calculator
I am not very familiar with Rapid Calculators, however, here are a few sources of information that
unread,
Rapid Calculator
I am not very familiar with Rapid Calculators, however, here are a few sources of information that
5/11/24
DandyDon “Xerox6085”
4/13/24
Manuals For Compucorp 485/LItton-Monroe 1830
Does anyone have scanned or otherwise user, programming or service documentation for the Compucorp
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Manuals For Compucorp 485/LItton-Monroe 1830
Does anyone have scanned or otherwise user, programming or service documentation for the Compucorp
4/13/24
Fuad Hirmas
, …
Nigel T
4
4/12/24
Old Rema Model 1 Calculator
Dear Bart, thank you so much for your help. I will check all of them and try to learn as much as I
unread,
Old Rema Model 1 Calculator
Dear Bart, thank you so much for your help. I will check all of them and try to learn as much as I
4/12/24
Paul W uk
, …
Pieter La Grange
4
4/10/24
Schematics or service manuals needed
Hi Paul Do you still have your Facit 1125? I acquired one in 2022 and it also needs repairs. I also
unread,
Schematics or service manuals needed
Hi Paul Do you still have your Facit 1125? I acquired one in 2022 and it also needs repairs. I also
4/10/24