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<1234567…34>
  • "ZX80 Brain" RPN CalculatorIt is at times like [url=https://www.worldofspectrum.org/forums/discussion/54176/depression]when threads such as this are posted[/url] that I get the…

    ... as well as Hewlett-Packard RPN scientific calculators. He showed us ... and he showed us an RPN calculator program he'd written on ... years ago could write an RPN calculator program, why couldn't I ... bit ambitious to make a calculator with all the scientific ...
    The Mighty Dopethrone The Mighty Dopethrone March 2017 Sinclair Basic
  • Benchmark timeWell, the BASIC benchmark posted in Creative Computing back in the 80s came up as a topic on the AtariAge forums. The article is available online an…

    ... y" subroutine in the calculator code to be compressed ... handheld calculators and early calculator implementations used BCD arithmetic ... ROM's calculator which is implemented as an RPN calculator that ... Perhaps more since the calculator code makes more frequent ...
    Alcoholics Anonymous Alcoholics Anonymous December 2007 Sinclair Basic
  • Making your own tapesTowards the end of last year [url=https://www.worldofspectrum.org/forums/discussion/53607/recommend-modern-1994-2017-games]I dropped in here to ask a…

    ... /forums/discussion/54198/zx80-brain-rpn-calculator#latest]RPN Calculator programs[/url] onto a ... tape as well as the RPN programs (which worked fine).
    The Mighty Dopethrone The Mighty Dopethrone March 2017 Games
  • Why no PLOT, etc. on bottom two lines?I was pondering if there was any way to get PLOT, etc. to address the full screen from BASIC without having to write a few lines of assembler to bypa…

    ... the experiments that were my RPN calculator programs) is POKE the display ...
    The Mighty Dopethrone The Mighty Dopethrone January 2018 Sinclair Basic
  • Game from an ancient old calculatorOne for the mathematicians, this (possibly). Bear with me on this one... Many, many years ago, when I was a nipper, I had a Casio calculator which …

    ... nipper, I had a Casio calculator which was also equipped with ... the original game on the calculator, it was always possible to ...
    The Mighty Dopethrone The Mighty Dopethrone April 2004 Games
  • the exploding calculator?!hi i am trying to find out a little bit more about the sinclair pocket calculator and a story i heard which involved one exploding in the pocket of …

    ... more about the sinclair pocket calculator and a story i heard ...
    falloa falloa July 2005 Sinclair Basic
  • Sinclair Cambridge Scientific CalculatorHi, Been having a clear out and I found this neat little calculator to sell. Thought I would let you guys know about it. [URL="http://cgi.ebay.co.u…

    ... I found this neat little calculator to sell. Thought I would ...
    MackTheKnife MackTheKnife July 2006 Sales
  • SPECTRUM Amplifier and Calculator for saleI am selling on Ebay a Sinclair President Calculator and a Sinclair Project Sixty amplifier if anyone is interested. The Links are below. Amplifier…

    ... on Ebay a Sinclair President Calculator and a Sinclair Project Sixty ... ;rd=1[/url]

    Calculator:
    [url]http://cgi.ebay ...
    Scottie_uk Scottie_uk August 2006 Sales
  • TI calculator gaming...There's some dedicated people out there. Maybe this is old news, but I had no idea someone was converting modern games to monochrome versions in Z80 …

    ... played on an 8-bit calculator.

    [url]http://www ...
    zxbruno zxbruno January 2009 Development
  • Need a pointer to using the spectrum calculator from MCHi all, Can anyone point me to a good resource on using the spectrum calculator stack from machine code? I need to work out the number of seconds f…

    ... resource on using the spectrum calculator stack from machine code?
    calculator (to me anyway!)

    dickydodds dickydodds February 2009 Development
  • CALCULATOR on ZXExist any calculator for ZX Spectrum ? I find only this version: [url]http://velesoft.speccy.cz/other/kalkulacka.sna[/url] [img]http://velesoft.spe…

    Exist any calculator for ZX Spectrum ?

    ... [/img]

    I need calculator with HEX/BIN/DEC modes ...
    velesoft velesoft February 2009 Development
  • logical operators and the calculator stackI was wondering if there was a utility which would provide the list of commands needed for the ROM calculator to evaluate a logical expression. For e…

    ... commands needed for the ROM calculator to evaluate a logical expression ... logical expression and output the calculator commands, with an option to ...
    Battle Bunny Battle Bunny September 2010 Development
  • using the ROM's FP calculatorIs it possible to use the ROM's FP calculator to evaluate any FP expression in a single sequence of commands without breaking out to stack some other…

    ... use the ROM's FP calculator to evaluate any FP expression ...
    Battle Bunny Battle Bunny March 2012 Development
  • Sinclair calculator reverse-engineered[url]http://files.righto.com/calculator/sinclair_scientific_simulator.html[/url]

    [url]http://files.righto.com/calculator/sinclair_scientific_simulator.html[/url]
    mjwilson mjwilson August 2013 Sinclair Miscellaneous
  • Reverse engineering Sinclair's 1974 calculatorInteresting read: [url]http://files.righto.com/calculator/sinclair_scientific_simulator.html[/url]

    Interesting read:

    [url]http://files.righto.com/calculator/sinclair_scientific_simulator.html[/url]
    Vanamonde Vanamonde September 2013 Sinclair Miscellaneous
  • ROM Calculator TrigHello, These Christmas holidays I finally have time to devote myself a little to the speccy . I have a question about how the ROM calculator implem…

    ... question about how the ROM calculator implements cosine.

    I ...
    rtunes rtunes December 2014 Development
  • CALCULATOR on ZXExist any calculator for ZX Spectrum ? I find only this version: [url]http://velesoft.speccy.cz/other/kalkulacka.sna[/url] [img]http://velesoft.spe…

    ... don't know of any calculator apps, but you could always ... any base, but must use RPN, eg:

    [CODE]HEX ...
    glancaster glancaster February 2009 Development
  • "ZX80 Brain" RPN CalculatorIt is at times like [url=https://www.worldofspectrum.org/forums/discussion/54176/depression]when threads such as this are posted[/url] that I get the…

    ... .co.uk/hammer/ms/zx/rpn.zip]http://rickdangerous.co.uk ... /hammer/ms/zx/rpn.zip[/url]
    Updated package ... ZX81 Brain versions of the calculator;
    - ZX Printer listings for ... extra features the "ZX81 Brain" calculator adds over the "ZX80 Brain ...
    The Mighty Dopethrone The Mighty Dopethrone March 2017 Sinclair Basic
  • CSSCGC 2020The return of the famous, the one and only... https://www.connosoft.com/csscgc2020/ More details and an official announcement to follow soon...

    ... .org/forums/discussion/54198/]the RPN Calculators[/url] for an example ... .e. how I made the calculator buttons light up, which no ...
    The Mighty Dopethrone The Mighty Dopethrone April 2020 Announcements
  • I've never seen a Spectrum in real life.Only in pictures and I've got to say that I'm not all that impressed with what I've seen. Looks more like a casio calculator than a computer. Peopl…

    ... . Looks more like a casio calculator than a computer.

    Wally64 Wally64 March 2003 Sinclair Miscellaneous
  • Will trade all my Spectrum games for specific Sinclair items.....I have a couple of drawers full od Spectrum games. Will "swap as seen" "untested" cos there are too many to list right now, but I can draw a list up …

    ... stuff;

    Watch
    Calculator (not Cambdridge or Oxford 300 ...
    thx1138 thx1138 July 2003 Sales
  • Sinclair Calculator TV AdvertI recently come across this old Sinclair advert on a tape I got sent, not sure if it covers this site but it's very interesting to see anyway! [url=…

    I recently come across this old Sinclair advert on a tape I got sent, not sure if it covers this site but it's very interesting to see anyway!

    [url="http://www.sdaonline.myby.co.uk/vt/"]http://www.sdaonline.myby.co.uk/vt/[/url] - needs divx
    sdaonline sdaonline October 2004 Sinclair Miscellaneous
  • BASin Release 11 out nowBASin has been updated once again, for your BASIC programming pleasure! Get it at: [url="http://homepage.ntlworld.com/paul.dunn4/BASin_r11.exe"]htt…

    ... .

    Added - a simple calculator to the editor - like the ...
    Dunny Dunny November 2004 Emulators
  • Er, a MILLION different ways?!?!In the UK recently, there have been adverts for a media player (I forget which) whose manufacturer is encouraging purchasers to use it in shuffle mod…

    ... of magnitude ? according to Windows Calculator, it's actually 4.067885363647058120493575921487e ...
    robert@fm robert@fm March 2005 Chit chat
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ...
    128k style on-line calculator
    Context sensitive help into ...
    Dunny Dunny June 2005 Emulators
  • ANNOUNCE: BASin Release 12 ready for downloadWell, after a rather large break, BASin's latest incarnation is ready for public use. Probably. BASin is a Sinclair Spectrum development environme…

    ...
    128k style on-line calculator
    Context sensitive help into ...
    Dunny Dunny June 2005 Sinclair Basic
  • About U.N.SquadronHello there! I have a question, I have the cassete of the game U.N.Squadron from US Gold, and when I play it on my Speccy it has a bug: when I am goi…

    ... screen, the one with Loader, Calculator, Basic, etc...I asked some ...
    Ivanzx Ivanzx November 2005 Games
  • Culture Showanyone watch this last night? it featured a comp where you had to vote for the best british design, the sinclair calculator was among them.

    anyone watch this last night? it featured a comp where you had to vote for the best british design, the sinclair calculator was among them.
    mile mile January 2006 Chit chat
<1234567…34>

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  • "ZX80 Brain" RPN CalculatorIt is at times like [url=https://www.worldofspectrum.org/forums/discussion/54176/depression]when threads such as this are posted[/url] that I get the…
  • Game from an ancient old calculatorOne for the mathematicians, this (possibly).<br /> <br /> Bear with me on this one...<br /> <br /> Many, many years ago, when I was a nipper, I had a…
  • Sinclair Calculator TV AdvertI recently come across this old Sinclair advert on a tape I got sent, not sure if it covers this site but it's very interesting to see anyway!<br /> …
  • the exploding calculator?!hi <br /> i am trying to find out a little bit more about the sinclair pocket calculator and a story i heard which involved one exploding in the pock…
  • Sinclair Cambridge Scientific CalculatorHi,<br /> <br /> Been having a clear out and I found this neat little calculator to sell. Thought I would let you guys know about it.<br /> <br /> [U…
  • SPECTRUM Amplifier and Calculator for saleI am selling on Ebay a Sinclair President Calculator and a Sinclair Project Sixty amplifier if anyone is interested.<br /> <br /> The Links are below…
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