Hi Charlie Do you have a copy of the instruction manual for the Sharp el-512? Is there any way you could copy this for me. Thanks Greg ... have used this...
599
Bob Patton
patton@...
May 22, 2008 2:32 pm
Quirk #022 Tricky trig functions The Casio fx-300SA has a basic AOS operating system that is much like most of the fx-250 series and like the fx-300v. It has,...
_____ I'm busy restoring a Ti SR-52 and having some trouble with the card reader electronics. I't's reading prerecorded cards fine, but is not writing data on...
601
Sergei Frolov
frs@...
Jan 30, 2009 5:36 am
Hello group, I have a small question about first implementation of the arcsine function in short inscription. Which calculator earliest used the [sin -1]...
I completely misread that, sorry. The 45 was the first HP that used [sin -1] but the 46 -- released on the same day in May, 1 1973 -- continued to use ASN. ...
604
Sergei Frolov
frs@...
Jan 30, 2009 2:25 pm
Thank you for the information about Compucorp! I have learned that in 1971th there is a model with [sin -1] inscription It was "Copucorp 110/X" ...
... The Casio fx-1 had sin, cos, and tan, and though it didn't have a sin -1 key, it did have a tan -1 key. It's not an exact match for what you are looking...
Yippee! Some of you, maybe many, already know this. Try this: <http://www.hpl.hp.com/hpjournal/pdfs/IssuePDFs/> What you'll see is (or looks like) an FTP...
Great! I downloaded the complete archive, took some time but the PDFs are now safely backedup on my disk :) I liked the articles about HP41 and stuff, from...
On Sun, 01 Feb 2009 22:40:30 -0500, Dejan Ristanovic <dejanr@...> ... You're most welcome! Glad to help. -- Nicholas Bodley /|*|\ Waltham, Mass. A very...
609
Sergei Frolov
frs@...
Feb 19, 2009 6:08 pm
Hi! I have uploaded a video about running Russian calculator RASA with stroboscopic display http://www.youtube.com/watch?v=iCiJS3BU0i4 and also game pack for...
... Fascinating! Probably quite a few people never thought of using such a technique for a calc. display. Showing the displayed numbers with video did not make...
611
Sergei Frolov
frs@...
Feb 19, 2009 8:16 pm
Thank you for the reply. NB> Fascinating! Probably quite a few people never thought of using such a NB> technique for a calc. display. Showing the displayed...
Nicholas Bodley wrote, regarding the Stroboscopic Display on the Russian ... video ... To my knowledge, no other calculator was ever built utilizing this type ...
... I'm less reluctant. I sent him my unwell HP-25 in 2000. he diagnosed it as having a bum power supply. I found another in Europe with a good power supply...
Hello, all, A friend and fellow collector, Gerard Timmerman from the Netherlands, has asked to join this group, but has not received any responses to his...
... Working! Super. It must have been made with excellent-quality components. It's most interesting to see some of the details. It was a lot harder to make an...
617
Sergei Frolov
frs@...
Feb 22, 2011 6:24 pm
Largest digits? Hi All! I have a calculator with very large digits (20 mm height). Iskra 211. http://www.leningrad.su/museum/show_calc.php?n=124 I have a...
... There might be, but I would not want to use what I saw. The digits were typographically condensed, which is to say that they were very narrow and tall....
These are also called "Arabic-Indic" digits; they are used in countries where one finds the Arabic writing system. See the Wikipedia article "Hindu–Arabic...
... I think that Sanyo's ICC-162 (and similar Dictaphone 1620) have a similar-sized or slightly larger digit. There were other less-capable versions (ICC-121...
I've uploaded photos to our Yahoo group of a calculator that I bought at a swap meet years ago. I have no background information on it and unfortunately it...
On Wed, 23 Feb 2011 02:54:56 -0500, mrcalc@... <mrcalc@...> ... My! Very nifty! Much appreciated. In the label that gives explanations and ...
623
JAY RESPLER
jrespler@...
Aug 16, 2011 4:18 am
Unitrex cover @ $2 includes shipping. I think it's new but dusty. I don't know what model it is for. -- Jay Respler ADVANCED BUSINESS MACHINES CO. 732-431-1464...
If anyone is interested, there's a Craig 4501 on Ebay: http://www.ebay.com/itm/140595533666?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649...
625
JAY RESPLER
jrespler@...
Nov 16, 2011 4:15 am
I'll take any offer for Underwood (Olivetti) 582PD electronic calc. and throw in TCA DP-1200 free. -- Jay Respler ADVANCED BUSINESS MACHINES CO. 732-431-1464 ...
626
JAY RESPLER
jrespler@...
Dec 1, 2011 3:57 pm
I'm forwarding this note I received. If interested, contact Valerie directly. ... Subject: Re: Antique Adding Machines Date: Wed, 30 Nov 2011 08:34:20 -0500 ...
