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<1…20212223242526…34>
  • So where is the random number in the Speccy ?So I am messing around with ZX Spectrum Assembler and I want a random number. I looked up previous posts and one of the links said that random number…

    ... and I want a random number. I looked up previous posts ... /> LD HL, 14000 but the number doesn't seem to change ...
    ivanb303 ivanb303 November 2016 Assembler
  • how to load machine codeFollowing the links given in various replies to my last discussion resulted in my downloading Mastering machine code on your zxspectrum and typing in…

    ... a 48k Spectrum in case the clear was the wrong number. I ...
    mik3d3nch mik3d3nch November 2016 BASIC
  • Alternative 48K keyboard/caseLooking for any alternative 48K keyboard/case ... preferably a Fuller FDS or a Transform Ltd. No DK'Tronics or Saga Emperor please (I have/have had …

    Looking for any alternative 48K keyboard/case ... preferably a Fuller FDS or a Transform Ltd.
    No DK'Tronics or Saga Emperor please (I have/have had those).
    Shockwav3 Shockwav3 November 2016 Wanted
  • I can't get my 48K to load from TapDancer/OTLA!Hello, First of all, apologize if this type of question gets asked alot around here. I've been searching for hours trying to find a solution, but th…

    ... the EAR slot of the 48K, and heaphone port of my ...
    tomhas10 tomhas10 November 2016 Hardware
  • Code optimisation! 16bit number to 5 digit stringJust for interest this one, any thoughts on how to make this as fast as possible? Little optimisations to this routine or a complete reimagining? …

    ... />
    [code]number2string: ;arrive DE number, HL at end of string ... /> lp: inc (hl) ;increase string number
    ld a,(hl)
    dec de ;decrease number counter
    ld a,d ... /> db '00000' ;16 bit string number
    ;[/code]
    R-Tape R-Tape December 2016 Development
  • Clamping Speccy InterfacesThere are a huge number of broken Speccy interfaces available . I came across one on Ebay recently said to be "partly working" or similar .Why are th…

    There are a huge number of broken Speccy interfaces available . ... and ease of use . A 48K Speccy with something like a ... plate is drilled to take 48k Spectrum base screws .Then the ...
    harriusherbartio harriusherbartio December 2016 Hardware
  • ZX Spectrum 48k tape loading issueHi guys I have refreshed a ZX spectrum 48k with a new keyboard layer and front case. The machine will power up and seems to work good. Unfortunate…

    ... have refreshed a ZX spectrum 48k with a new keyboard layer ...
    repetto74 repetto74 December 2016 Hardware
  • ZX Spectrum 48k issuesHi all! A couple of days ago I bought my first 48k Speccy off ebay (I already own a beautiful QL expanded with QubIDE interface and 640k ram). It was…

    ... ago I bought my first 48k Speccy off ebay (I already ...
    Trantor Trantor January 2017 Hardware
  • Wanted: Spectrum 48k lower and upper case ( or just dead machine!)Hi all, for a project I'd like to buy a 48k rubber key upper and lower plastic case I don't need the keyboard membrane, keyboard or faceplate, ju…

    ... 'd like to buy a 48k rubber key upper and lower ...
    iainjh iainjh January 2017 Wanted
  • New uses for Spectrum 48K - Light Switch ProjectHi All I'd like to use a Spectrum 48K unit as a light switch in my house. It will reside on the wall in my entrance hall and will be used to contr…

    ... like to use a Spectrum 48K unit as a light switch ... , electronics expert nor a Spectrum 48K enthusiast.

    Over to ...
    Trebzuk Trebzuk January 2017 Hardware
  • +2 grey booting in 48k modeI have been doing some research here after reading in spanish magazine microhobby a modification that allows the +2 to boot straight into 48k mode: …

    ... +2 to boot straight into 48k mode:

    [URL=http ...
    Renegade Renegade January 2017 Hardware
  • Spectrum 48k Power Supply?Guys - I've got a Spectrum 48k inbound from the UK. I want to scrounge a power supply to use when it arrives. What size jack did it use and what ar…

    ... - I've got a Spectrum 48k inbound from the UK. I ...
    msansom msansom February 2017 Hardware
  • Upgrading Harlequin 48K to 128K?I noticed this upgrade PCB on ebay for upgrading the Harlequin to 128K: http://www.ebay.co.uk/itm/ZX-Spectrum-Harlequin-48K-to-128K-Upgrade-Addon-PC…

    ... .uk/itm/ZX-Spectrum-Harlequin-48K-to-128K-Upgrade-Addon-PCB ... of a 128K inside a 48K case.
    RobeeeJay RobeeeJay February 2017 Hardware
  • Spectrum 48k Clock SpeedSo I was reading the [url="http://www.worldofspectrum.org/pub/sinclair/technical-docs/ZXSpectrum48K_ServiceManual.pdf"]Spectrum 48k Service Manaul[/u…

    ... /technical-docs/ZXSpectrum48K_ServiceManual.pdf"]Spectrum 48k Service Manaul[/url] and came ...
    msansom msansom February 2017 Hardware
  • My Spectrum 48k Showed Up Today!Doesn't look like anyone was ever inside the case. There is a wire mod bodged on, but it looks factory. Someone asked for a serial number, I'll pos…

    ... . Someone asked for a serial number, I'll post that in ...
    msansom msansom February 2017 Hardware
  • Best way to mod a Spectrum 48K for Composite VideoIt seems that their are generally two ways to mod a 48K for composite video - just wiring the composite into the RF modulator over to the RCA jack vs…

    ... two ways to mod a 48K for composite video - just wiring ...
    msansom msansom March 2017 Hardware
  • Harlequin 48k and 128ki am redoing my harlequin 48 parts onto a new harlequin 128k bored only parts i can't swap are the rom, ram and will need an ay chip but seeing as th…

    ... chip but seeing as the 48k version bored failed to work ...
    caver99 caver99 March 2017 Hardware
  • Harlequin 128K minor problems.....Hi All, I've just assembled my Harlequin 128K kit, I had initial problems with it that I traced to not having soldered all of the pins on a couple…

    ... with the number 1986 repeated.

    With a 48K rubber keyed ...
    prime prime March 2017 Hardware
  • 48K expansion tight? DivMMCHello! I recently got my hands on a ZX Spectrum 48k and decided to pick up a DivMMC Enjoy! (Without the case) It works just fine except for one thi…

    ... hands on a ZX Spectrum 48k and decided to pick up ...
    Equim Equim March 2017 Hardware
  • 48K light gun on a 128K ZX SpectrumHello I have a 128K ZX Spectrum. I want to use a Cheetah Defender with a DE-9 plug (Kempston interface wired) with it. I am aware that normally it…

    ... I load a game from 48K basic and use a Kempston ... behave like a ordinary rubber 48K Spectrum doesn’t it? Has ...
    Boojakascha Boojakascha March 2017 Hardware
  • Jet Set Willy 2's original author releases a modded version of the game!Apologies if this has already been posted, but Derrick P. Rowson, the original author of Jet Set Willy 2, has been modding JSW2, and the latest versi…

    ... Room.

    Expansion of number of permissible sprites from 8 ... runs in the Spectrums original 48K.[/b]



    ewgf ewgf March 2017 Games
  • Issues with Spectrum 48K on SCART input of LCD displaysHi *! I'm new to the forums, but not new to ZX Spectrum. I have bought a ZX Spectrum 48K in 1983 and own it since. It was stored some 20+ years on…

    ... have bought a ZX Spectrum 48K in 1983 and own it ...
    Kolli Kolli March 2017 Hardware
  • 48K vs 128K BASIC, I prefer the keyword entry system how about you?Being brought up with the 48k rubber and 48k+ I find the keyword entry system really fast and enjoyable to use. When I've played around with the 128k…

    Being brought up with the 48k rubber and 48k+ I find the keyword ...
    ivanb303 ivanb303 March 2017 Sinclair Basic
  • Harlequin 48k and 128kHi all i have been putting together a harlequin 128k and have a few components assembled on the board including some sockets and today arrived the…

    ... the kit for my harlequin 48k so i will start assembling ...
    caver99 caver99 March 2017 Hardware
  • Save video directly from ZX 48K hardwareWhat is the best "proven" way (bets quality) to acquire video from a Speccy 48K ? I have converted the the TV out into AV,,with the usual mod (wit…

    ... acquire video from a Speccy 48K ?

    I have converted ...
    RMartins RMartins April 2017 Hardware
  • Another 48k Speccy acting as a 16K model.Hi all, I originally was going to post asking for help to fix the new addition to my family a very nice condition Issue 2 sold on ebay as a 16K model…

    ... up... and oh its a 48k speccy.... Oh well bonus. It ... logic test points in the 48K service manual I came across ... thing fires up as a 48k model now ...whooooppiieee....still a ...
    povvercrazy povvercrazy April 2017 Hardware
  • The "Big Issue" about the ZX 48K rubber key Spectrum . Which Issue is best? There is no easy answer as every 48k rubber keyed Speccy owner will have their own favourite so it will be pretty subjective . But my favourite a…

    ... no easy answer as every 48k rubber keyed Speccy owner will ... an Issue 6A rubber key 48k . I got it cheaply on ...
    harriusherbartio harriusherbartio April 2017 Hardware
  • Vapourizing Tracking on top side of 48k Speccy Boards.I think I used a hot soldering iron and it caused the tracks to disappear on the top side of two Spectrum 48k boards I was renewing the capacitors on…

    I think I used a hot soldering iron and it caused the tracks to disappear on the top side of two Spectrum 48k boards I was renewing the capacitors on.

    Has anyone else had this problem? Is it a known problem or am I imagining it!!
    harriusherbartio harriusherbartio April 2017 Hardware
  • How to separate a character from a number in a string?Hi I've been writing a kind of logo type program in BASIC that takes a string a$ from INPUT and then draws according to what you give it. Say you w…

    ... the string a$ is a number or char. Because currently I ... telling it how long the number is if I do "u5r10 ...
    ivanb303 ivanb303 May 2017 Sinclair Basic
  • WTD : disk drive compatable with Beta Disk 48K 1984 (Please delete, wrong category).Good morning or evening everybody. I'm looking for a disk drive compatable with the Beta Disk interface (48K from 1984). Contact me if you could …

    ... with the Beta Disk interface (48K from 1984).
    Contact me ...
    Zarchos Zarchos May 2017 Hardware
<1…20212223242526…34>

Latest Posts

  • I am currently watching.....
    Paradigm Shifter on 12:49AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Fixed Speccy Software. And which games remained unfixed?
    John Elliott on April 21
  • Happy 40th Birthday to the Amstrad CPC464!
    rich_chandler on April 21
  • Another Birthday! The Game Boy Is 35!
    mel the bell on April 21
  • European Software Titles with an English version
    harriusherbartio on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21
  • 1992 Spectrum Software
    harriusherbartio on April 21
  • +3 Disk drive motor
    AndyC on April 21
  • Celebrity deaths...
    mel the bell on April 20

HitBox

Word Docs Hits
isseu 1 1
number 18.5K 25.1K
48k 20.9K 29.1K

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