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<1…3456789…34>
  • Understanding tape edgesI've never done any tape reading code. But I've read about these "edges" on multiple occasions. Trouble is I don't understand what they heck they are…

    ... safety margins?[/quote]
    The ULA technology was designed to be ... that erroneous edges may be detected.

    [quote="tstih;957958 ... to high? I would guess not, because if you have two ... analogue signals. So you should not take for granted that a ...
    1024MAK 1024MAK October 2019 Development
  • Understanding tape edgesI've never done any tape reading code. But I've read about these "edges" on multiple occasions. Trouble is I don't understand what they heck they are…

    ... recorder will be inverted or not. There are all sorts of ... the input pin of the ULA and start the tape, you ... also so the transitions are detected reliably. It also gives the ...
    Winston Winston March 2020 Development
  • Emulator compatibility with real SpectrumHi emulator programmers... Having spotted for the last 6 months that my iPAQ is still missing a Spectrum emulator I started typing last tuesday - an…

    ... update the display (I do not worry about border effects since ... is slower because of the ULA)?

    Or must I ... something else which I have not thought of yet.

    Anders Anders September 2001 Emulators
  • SPIN Public Beta 0.1b Available for downloadHi all, back again, and as just recently announced on CSS, SPIN has been updated. Here's the post to CSS (or the relevant parts): It's been a bu…

    ... /> disk support, it's not 100% complete, but works ... emulations.
    Fixed folders not using the ones you selected ... thanks Neuro, (I'm not sure about it
    ... drop support.
    Added ULA Snow effect, and Floating ... runs the ROM, but not much else.
    No ...
    Dunny Dunny May 2002 Emulators
  • ZX Spectrum Community ContributionThere is a new interface named MB03 under development(IDE,Flashcard reader,2MB RAM,etc).You can see it on Sintech website. The price of this interfa…

    ... a integrated circuit (such as ULA). But to invent such an ... cheaper it gets.

    Not to use an integrated circuit ... . But something like this is not up to me. On the ...
    Anestis Anestis July 2002 Sinclair Miscellaneous
  • Recognize this (not so popular) speccy game?i am looking for this old spectrum game but i don't know its name... so here's a description: it's got gfx like small stickmen and you are the good g…

    ... to the next level, if not the bandid goes away shooting ...
    Aya_Brea Aya_Brea August 2002 Games
  • Yet Another Speccy Quiz (not too hard)OK! I thought I'd chance my arm at one of these things. I must say I've found the recent quizzes WAY too difficult, so I've pitched this one at simpl…

    ... . (That's the Spectrum technology, not IBM's)

    9 ...
    Ed Ed August 2002 Games
  • A Not Very Simple Question....Alas, The tape deck on my dear old +2A is starting to give up the ghost by not reading tapes properly anymore... Does anyone know a way to either fix…

    Alas, The tape deck on my dear old +2A is starting to give up the ghost by not reading tapes properly anymore... Does anyone know a way to either fix it or connect another tape deck externally to it?
    HoraceLeavesAMessage HoraceLeavesAMessage August 2002 Sinclair Miscellaneous
  • has anyone converted an early speccy to drive a monitor ?sorry if this is the wrong forum, but there doesn't seem to be a hardware one, per se. I've been looking through the schematics a bit today - it see…

    ... the main restriction is the ULA - if one from a 128 ... notwithstanding)

    I've not sat down and really gone ...
    GP GP December 2002 Sinclair Miscellaneous
  • WANTED: 128k+ or 128k +2(early grey mod.) ULA chipHello, Attempting to repair my 128k+ speccy. Needs a ULA(IC1)chip from either a 128k+ or an early +2 will work also. If anyone has this chip or has a…

    ... 128k+ speccy.
    Needs a ULA(IC1)chip from either a ... 's broken(other than the ULA), please give me a shout ...
    thomas3120 thomas3120 January 2003 Wanted
  • an unknown game - not even MIAI have here a game called 'word seeker' by perfection software, it's a 16/48k tape, dated 1983. no hits on infoseek - and the STP/MIA lists do not h…

    I have here a game called 'word seeker' by perfection software, it's a 16/48k tape, dated 1983.

    no hits on infoseek - and the STP/MIA lists do not have it.

    is this truly a hitherto unknown game ?
    GP GP January 2003 MIA/STP/SDP
  • 128K +2 Built in TapeDeck ( Not Working ) HELP Hi to all I have the Black 128 +2 with built in tape deck , but it's not working ? ? , Play , Forward & Rewind don'y do anything once pressed .( W…

    ... tape deck , but it's not working ? ? ,

    Play , Forward ...
    SIX MILLION DOLLAR MAN SIX MILLION DOLLAR MAN January 2003 Sinclair Miscellaneous
  • Tipshop update page - wanted or not?Hello SpecChums.. I've been asked a couple of times about an updates page and email notification service similar to WOS. This would mean (in theory…

    ... email would be preferred, but not compulsary - it just makes keeping ...
    hackersanon hackersanon January 2003 Sinclair Miscellaneous
  • ahem!.. could I have a minute of everyones time please :)ok... here's the thing. I'm looking into sourcing some spare IC's for the whole range of Spectrums - mainly memory, as that's probably the weakest l…

    ... (with a nod to the ULA as well), 4116, 4532, 41464 ... />
    be honest - I'm not asking necessary for an indication ...
    GP GP February 2003 Sinclair Miscellaneous
  • RND not random?I recently wrote a simple Alien style game where the bad guys shoot you at random, it works fine, but after a while the Variable that is supposed to …

    ... - unless I used it incorrectly. Not sure if it has something ...
    Pirate Pirate June 2003 Sinclair Basic
  • NEW INTERFACE FOR ZX SPECTRUM!!Hi all zx-maniax! Here is a letter from Polish inventor, Yarek Adamski. He constructed a new brilliant interface for ZX SPECTRUM. Ready carrefuly i…

    ... -through. Besides the
    connection not alwayst was perfect and you ... .ZX.
    It is correctly detected and works!

    So ... , MSX, CPC...
    Of course not always it makes sense, but ... BayCom modem at the end. (Not
    exactly for ZX Spectrum ...
    Yerz Yerz July 2003 Sinclair Miscellaneous
  • I think I have something not listed in your archives.BE kind :) I seldom venture into this forum. I think I have some software that is not mentioned in your archives. Games Maker & Start to Program …

    ... have some software that is not mentioned in your archives.
    thx1138 thx1138 September 2003 MIA/STP/SDP
  • Whats wrong with my 128k?The little power converter (the thing with three legs) that sits on the cooling fin was broken, so I bought a new power converter and replaced it. Bu…

    ... was connected, and its sadly not usable at all since the ... is working and are not having a broken ULA.

    Well ...
    cs060mk2 cs060mk2 November 2003 Sinclair Miscellaneous
  • Why is Who Dares Wins II not called Who Dares Wins?Hello. I was playing a Spectrum game: Who Dares Wins II. That game had originally been advertised as Who Dares Wins but was not released as that. Wh…

    ... Who Dares Wins but was not released as that.
    Why ... prove it incorrect. It does not mean 'deny'.
    garethamiga garethamiga November 2003 Games
  • David Coulthard on a game cover (not motor racing)? Hello. I know this could be a daft question, but there was a C64 game called Arnie (1992, by Zeppelin). It's a war shooter, like Commando/Who Dare…

    ... but viewed isometrically. I'm not sure that it came out ... likeness is uncanny! This is not a joke, OK?

    garethamiga garethamiga November 2003 Sinclair Miscellaneous
  • Pro tennis tour bug detectedWhile analyzing the (so-called) protection routines for Pro Tennis Tour by Ubisoft (the DSK and the MCM re-release TZX), I've noticed a bug in that i…

    ... NEILL)

    you will NOT be able to enter the ...
    GOC GOC February 2004 Sinclair Miscellaneous
  • not INPUT -- 'The Home Computer Course'The Home Computer Course. Published by Orbis in 1984. It's like INPUT in that it's one of those weekly magazine things. Really just an overview of c…

    ... computers for people to browse, not a programming guide like INPUT ... all, plus index.

    Not a great deal Speccy related ...
    thx1138 thx1138 March 2004 Sales
  • LERM Tape Utility C (Not on WOS)As you may have gathered, I'm having a clearout because I'm moving house... Anyway, TUc is the latest find from my mountain of Sinclair stuff, and i…

    ... of Sinclair stuff, and is not currently available on World Of ...
    jp jp March 2004 Sales
  • How to fix the +3 sound distortion (not to implement ABC stereo)I was wondering if anyone is familiar with a method of how to fix the distortion in +3 early versions but not the one described in Secarica's site (e…

    I was wondering if anyone is familiar with a
    method of how to fix the distortion in +3 early versions but not the one described in Secarica's site (excellent site by the way) which implements the ABC stereo

    Cheers
    Anestis Anestis March 2004 Sinclair Miscellaneous
  • Dan Dare 256 colour project many may not be aware of.I still need/want to try Vladimir's emulator. But I think many people here aren't aware of another 256 colour project, which was mentioned on C.S.S. …

    ... . is short and I've not seen any posts made about ... already done some recolouring, but not in the past couple of ...
    Sadako Sadako March 2004 Emulators
  • Ecstasy & AgonyWhile checking out the area around Chennai Central station on Sunday, I came across this crowded narrow road taken up entirely by roadside vendors se…

    ... . All junked and scratched but not so bad as the other ... fried eh? Or perhaps the ULA? Somebody please tell me that ... were to replace the ROM/ULA and they would work I ...
    Arjun Arjun March 2004 Sinclair Miscellaneous
  • good but not so known shooterscan anybody recommend a good horizontal scrolling shooter which is not so known ?

    can anybody recommend a good horizontal scrolling shooter which is not so known ?
    Fikee Fikee May 2004 Games
  • Pentagon interface news from VELESOFTIt's from Xagon's board. It is about new interface for Speccy - it make Your comp compatible with Pentagon (and not only) and also it gives You up t…

    ... compatible with Pentagon (and not only) and also it ... up all 128k pages (ULA doesn't slow down< ... /> Hardware modifications are almost not needed.
    On the ... DFFD!
    Port 23 not accessible (ALLRAM).
    But ... memory is of course not erased after reset and ...
    Yerz Yerz June 2004 Sinclair Miscellaneous
  • F-19 Stealth Fighter: NOT KNOWN??I just had a shock. I was reading through the archive and didn't find this game. Then I looked on the MIA section and... It was not there?! How can t…

    ... MIA section and... It was not there?! How can this be ... monochrome, just like mercenary, but... Not known? BUTBUTBUTBUTBUTBUT...

    I ...
    alban lusitanae alban lusitanae July 2004 Games
  • ZX81 game, not in infoseekI was at the local boot sale yesterday and in the pickings I found a zx81 game. It is by Babtech anf is a double header UFO and 3D Maze for the 16k z…

    ... for the 16k zx81 im not sure if theses are the ...
    Rapunzel Rapunzel July 2004 Sinclair Miscellaneous
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