Hello, everyone, I've posted a new exhibit on the Canon Canola 164P programmable desktop electronic calculator (introduced in early to mid-1970) at my museum...
Sorry but I know nothing about internal mechanism. However, I have made padding photos of internal parts. http://www.rk86.com/frolov/r44sm.htm See also this...
Sergei Frolov
frs@...
Sep 18, 2002 4:17 am
339
... Thank you! It looks beautifully made. ... I probably haven't been to that site, at least not recently. Thanks, again. It's surprising to see how many...
I am selling another Monroe Electronic Calculator from my personal collection. Take a look at: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1382082323 ...
Ernie Jorgenson
ejorgens@...
Sep 18, 2002 10:10 pm
341
Here is another Monroe from my collection: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=1382116731 Ernie Jorgenson...
Ernie Jorgenson
ejorgens@...
Sep 18, 2002 10:20 pm
342
I do hope someone with a calc. Web site will note these images and summary descriptions; they are quite-interesting examples of special-purpose calcs (stock...
Next saturday we celebrate the 30th anniversary of the Texas Instruments Datamath calculator, the official release was September 21, 1972. Don't miss the...
Calculator Quirks #012 The Monroe 98 is a fluorescent hand-held machine from about 1976. It has an accumulating memory (M+ and M- keys.) Usually, accumulating...
Bob Patton
patton@...
Oct 17, 2002 12:30 am
345
Hello all! I have found another Russian arithmometer named "Kirja" (in Finnish, mean "book"?). This is export version, very similar to "Portable" arithmometer,...
Sergei Frolov
frs@...
Oct 25, 2002 6:36 pm
346
A calculator aficionado might have a fantasy about being in a situation where he needed to do some complex calculations but all he had was a simple calculator....
Bob Patton
patton@...
Oct 29, 2002 1:21 am
347
Hi! I am starting to batch some of the larger items up. I will be offering these thing to anybody who gives the best offer - then I will be discarding them......
SHARP ELSI MATE PC-1201 w/ poser supply. Found this today at an estate sale... works fine... not listed in Flamm's book.... is there anything unique about...
Hi, I had a Sharp PC-1201, purchased new. I traded it. I sent Guy Ball the information on it for the book. It is programmable and a neat little package, but ...
Bob Patton
patton@...
Nov 2, 2002 11:50 pm
350
Thanks for the info.... the unit has seen a lot of use... wear and tear shows... but the unit appears to work... at least for basic math calculations.... mblum...
Here's more detailed information on the Sharp PC-12. They called it a POCKET COMPUTER, but it was just a scientific programmable calculator. Fluorescent...
Bob Patton
patton@...
Nov 4, 2002 4:08 pm
352
Behavior 005 - Finding Chips Mike Sebastian at www.calcinfo.com has devised a simple test he uses to try and identify the chip in a scientific calculator. In...
Bob Patton
patton@...
Nov 5, 2002 1:16 am
353
From a collection of oldcalcs algorithms. CASC 002: Truncation to integer For: 8-digit calculator with memory Store 10000000 in memory. Calculate something. ...
Bob Patton
patton@...
Nov 8, 2002 12:29 am
354
Quirk 013 - If you get a Citation The Citation calculator (fluorescent) is a bit of a mystery when you first encounter it. The case bottom shows that it is...
Bob Patton
patton@...
Nov 9, 2002 1:24 am
355
From a collection of oldcalcs algorithms. CASC 004: Simplest sine For: any 4-function calculator but easiest with a memory This is really just a mathematical...
Bob Patton
patton@...
Nov 10, 2002 10:33 pm
356
(Second reply to Bob Patton's message) The Friden EC-132 was perhaps the first machine that could calculate square roots in (at most) a very few seconds, often...
Back when scientific calcs were either very costly, or even before then, there were some very interesting expressions of the type you describe, although more...
Bob, You are talking about the TI-1050, the rare cousin of the TI-1025. Get a picture here: http://datamath.org/BASIC/TI-1000/TI-1050.htm Very interesting, a...
Hey Nicholas, Thanks for your responses. I'll have more algorithms later, some that are many layered onions....
Bob Patton
patton@...
Nov 12, 2002 3:28 am
360
Joerg, Thanks for further info on the Citation. It seems there is no end to the variations on calculator models. I'll contact you off-line about photos....
Bob Patton
patton@...
Nov 12, 2002 3:28 am
361
Quirk #014 Rock On The Rockwell 204 is a fluorescent business/financial calculator from 1974. It has the usual time-value-of- money keys like PV, PMT, and n...
Bob Patton
patton@...
Nov 12, 2002 3:28 am
362
Dear friends, Please see if somebody can help with this request. Thanks! James Redin The X-Number World http://www.dotpoint.com/xnumber ...
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