In 1977, the Toshiba LC-833 and Texas Instruments TI-1790 were among the first (if not THE first) calculators with a day/time alarmm feature. The information...
To evan947 - can't help you as I joined the group primarily because of my interest and experience with electro-mechanical calculators of the 1950's and 1960's....
Well, it's a PUBLIC group, you know. My handle is all over the web, but that's because I'm a prolific poster. Roy, I suggest you look at the CONTENTS of such...
Hi! I am looking for a Casio fx-950 calculator. If you have this one for sale/trade, please let me know. Best regards, Sergei Frolov ...
Sergei Frolov
frs@...
Jan 30, 2004 6:31 pm
509
He's a calculator expert but all the references to him on the Web are from the late 1990s. I tried a couple of email addressed but they didn't work....
Hi Evan, Try the email given in these pages: http://www.dotpoint.com/xnumber/larry_sharp.htm http://www.etedeschi.ndirect.co.uk/howto3.htm ...
James Redin
james@...
Feb 18, 2004 7:09 am
511
Thanks to everyone who replied to me directly! I managed to get in touch with him. However I'm still looking for ANY information about the Sharp "Pocket ...
Hi Myka - I already have a Monroe in my collection, but I'm sending a copy of your message to a list of friends interested in vintage calculators. James Redin ...
James Redin
james@...
Feb 21, 2004 1:12 am
513
Dear Ray, Thank you for your offer. I'm forwarding a copy of your message to the collectors group. I'll also post it in the resources page of my Web site. ...
James Redin
james@...
Feb 28, 2004 7:55 am
514
I am looking to buy a Sharp EL-512 calculator. I am an engineer and have used this particular calculator since 1984. Mine is getting beat and know some day it...
Does anyone know how original the LCD calculators of the former GDR were? I know the MR-610 used a Toshiba design. What about the Schulrechner SR-1 for...
I came across the following models of calculators (adding machines) Burroughs C5000 Victor 1900 I can't find any more info on the Internet except for a couple ...
Hi There, Today fellow collector Shinichiro Osaki confirmed that my Privileg Minicomputer V2 (Serial number 52YQ103568) is actually a Busicom LE-80AS. Regards,...
Hi! I have tested about of ten different Elektronika MK-52 calculators. I have paid attention then internal EEPROM of about 20% of calculators is non-workable....
Sergei Frolov
frs@...
Apr 5, 2005 6:27 pm
521
Calculator Quirks #009A To the list of business calculators that can do a logic change (see Quirk 009) we can add the relatively new HP 12c Platinum. This is...
Bob Patton
patton@...
May 31, 2005 12:29 am
522
Hi All! My collection has enlarged by another Russian calculator, the "Eletronika T3-16". This calculator looks like Hewlett Packard HP 9100B but with ICs. ...
I have just added a new exhibit to the Old Calculator Web Museum (http://oldcalculatormuseum.com). The exhibit is on the Toshiba TOSBAC BC-1411 electronic...
Rick, That's a nice writeup! As well, your description of the architecture was a pleasant surprise, showing what a good experienced engineer can figure out. I...
Added the Sharp Compet 241 recently. Currently working on a Sharp Compet 365P, a pretty cool programmable machine from '73. It should be up soon. Rick Bensene...
This list has been very quiet. As a list test here's a bit of trivia. I just got a litronix 2230R new in the box. It's a 4-function LED with memory and square...
Bob Patton
patton@...
Dec 5, 2006 5:40 pm
528
... You remind me of the manual for the Friden EC-132, which for its time was a very fast "square-root machine". Friden worked out some very interesting ...
Nicholas, I'm glad that you found some interesting manuals on my site. Let me know which ones you'd like to have a better copy of and I can try to rescan in...
... Are you looking for a better copy than the one on my site (wass.net/manuals)? I'm afraid that this is about the best I can do, it's in color and pretty...
Hello, Casiotechno site has lost its manuals. :( I am looking for the old Casio SF-4000 or SF-4100 diary manual. If you have one, please inform me. Thanks. ...
Sergei Frolov
frs@...
Dec 30, 2006 5:11 pm
533
Hello Sergei, ... 1. Go to the New Zealand Casio web site http://www.casionz.co.nz/ 2. From the main menu select Support, then Document Search. 3. Type Product...
