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<1…20212223242526…34>
  • Successfully updated Issue 2 48k to 128k?Thanks to the donation by PMSR and through the very patient teachings of Velesoft, I have updated the Issue 2 to work with 128k. However. I have yet …

    ... yet to add an AY chip to provide sound out.
    chip, or is there anything else ...
    Johan1973 Johan1973 August 2012 Hardware
  • Very weird +2 problem.After two days, I'm still fighting this grey +2. Symptoms: When I first got it, there were stray pixels on the screen, and stray lines and colours. …

    ... worked (mostly). Change a RAM chip, and the display cleaned up ...
    Spirantho Spirantho August 2012 Hardware
  • WIP: ULAPlus hardware implementationThis aims to be an "almost" plug-in replacement for the Sinclair ULA chip fitted in Spectrum 16K/48K/Plus machines. It comes in a form of a small PC…

    ... replacement for the Sinclair ULA chip fitted in Spectrum 16K/48K ... , and a small platform flash chip to store FPGA configuration. An ... than to solder one big chip with hundreds of pins.
    mcleod_ideafix mcleod_ideafix August 2012 Hardware
  • Problems with stereo kit for AYSomeone has bought a stereo kit from me to add to his 128K ZX Spectrum. Problem however is that one of the channels is a less loud than the other tw…

    ... .
    I suspect the AY chip to have a problem, but ... it still be the AY chip having a problem?

    bverstee bverstee September 2012 Hardware
  • Replaced Z80 now a very dark screen!Today I dag out an old issue 3 that ive known for a long time has a faulty Z80 (M1 line) so I heat gunned it out, socketed it and replaced it with a …

    ... something has whilst removing the chip
    Macc Macc September 2012 Hardware
  • 8-bit gaming and geek weekend in Derby (17-18th November).Chris Snowden phoned me last night to speak about organising an 8- and 16-bit gaming event in Derby for the 17th and 18th of November, and well thing…

    ... those who can afford to chip in.

    If you ...
    Shaun.Bebbington Shaun.Bebbington September 2012 Announcements
  • Need firmware. Jed to divideWhere it is possible to download the firmware working gal for divIDE 5.7. To flash programmer galblast, Thanks

    Where it is possible to download the firmware working gal for divIDE 5.7. To flash programmer galblast, Thanks
    zorel zorel September 2012 Hardware
  • Help me resurrecting a 128KHello to everybody. I'm really struggling along a repair of a standard 128K a friend of mine handed me over some (ok, actually a lot of) time ago. A…

    ... translate into a bad RAM chip. I've already changed the ... at about 295 KHz. AY Chip is very slightly warm to ...
    Falco-F8L Falco-F8L October 2012 Hardware
  • just late afternoon relax...and 3 months of live...1. Hardware joke [B]ANGRY SPACE INVADER [/B] [url]http://www.youtube.com/watch?v=IToay3TsEvs[/url] [LIST] [*]Dimensions : 82 x 50 mm [*] Colo…

    ... 1 Joytick interface
    [*] Main Chip:ATF1502 CPLD
    [*] Passtrough, it ...
    lotharek lotharek October 2012 Hardware
  • For Sale - Sinclair Spectrum Software - Various Titles - All Boxed OriginalsHi, Having a clearout and have the below original, boxed software for sale. Please contact me via PM if you're interested:- Arcade Hall of Fame (i…

    ... , Hunchback II)
    Make-A-Chip
    Scrabble
    Survival
    davesarah99 davesarah99 October 2012 Sales
  • [Free] BBC MasterHopefully this thread is OK with the mods, Figuring (1) its a freebie and (2) we all like preserving older hardware anyway. Right then, I need to re…

    ... with the soldered in MOS chip although this would depend if ...
    spider spider October 2012 Sales
  • Random Acts 5. A love letter to the games consoles of yesteryear.dunno if anyone else saw that on channel 4, I caught a bit of it while channel hopping.. 4od didn't show it / they not updated the link.. was chip m…

    dunno if anyone else saw that on channel 4, I caught a bit of it while channel hopping.. 4od didn't show it / they not updated the link..

    was chip music-ish etc.
    fog fog October 2012 Chit chat
  • Hardware RantThis could have gone in general chit-chat, but as it is Spectrum related, and hardware related... I am in the process of doing some research into co…

    ... known" circuit uses a 20v8 GAL for the logic and now ...
    ramsrc ramsrc October 2012 Hardware
  • Everdrive 64 (N64 backup device)Since I can't get N64 emulation to work right (unlike every other machine I try to emulate, why is N64 emulation still so riddled with incompatibilit…

    ... to change the game save chip type, as game saves are ...
    ewgf ewgf October 2012 Chit chat
  • Resurrecting the FAQ wikiprevious threads: [url]http://www.worldofspectrum.org/forums/showthread.php?t=28168[/url] [url]http://www.worldofspectrum.org/forums/showthread.php?t…

    ... content to encourage people to chip in with their additions - it ...
    gasman gasman October 2012 Sinclair Miscellaneous
  • DISCiPLE System tapesFollowing on from this thread... [thread=41561]Disciple trouble[/thread] I've found my System 2c tape for DISCiPLE interfaces that used ROM 2. I sa…

    ... , remove the ROM 2 chip, send the chip back to an address ...
    Jmk Jmk November 2012 Infoseek database
  • DUAL JOY interface - ANGRY SPACE INVADERfirst production pcb - no TH elements - just to show ;-) ps. leds are joystick indicators. ( directions/ fires..) [LIST] [*]Dimensions : 82 x 50 m…

    ... : BLACK PCB / WhitePCB
    [*] Main Chip:ATF1502 CPLD
    [*] Passtrough, it ...
    lotharek lotharek November 2012 Hardware
  • Ay Real Time Synthetizer SoftwareSpectlemen and Spectladies!It's been a long time that I'd like to ask this.... I ask thee to create a new musical software for our ZX Spectrum machi…

    ... ( real good control of the chip but it's only for ...
    DaRkHoRaCe DaRkHoRaCe November 2012 Development
  • Has anyone tried to upgrade a Fuller Box to a Fuller Master Unit?I've had a look inside my Fuller Box and there is a 28-pin socket inside, just the right size for a SP0256-AL2 speech chip. But there is another set…

    ... for a SP0256-AL2 speech chip.

    But there is ... a 14-pin socket or chip.

    Has anyone tried ...
    Jmk Jmk November 2012 Hardware
  • Sly Spy: Secret Agent - OceanAnyone want to make an offer before I pop it on eBay? When I say "offers" I really mean cash only please (PayPal is good!). Will not accept food, co…

    ... food, copies of Make-A-Chip or similar, unwanted family members ...
    richl richl November 2012 Sales
  • Hardware PCB scans. Good or bad idea?Is this sort of thing useful for preservation/WOS? I admit they are a bit wonky and I've done them as 400dpi and JPGed them to reduce the bandwidth.…

    ... socket next to the AY chip which might be for the ...
    Jmk Jmk December 2012 Hardware
  • How far are we from a single-chip 100% ZX Spectrum compatible solution?I really like to read about the projects of some geniusses here on WoS who are working on their ZX Spectrum clones. IMHO some main steps that have b…

    I really like to read about the projects of some geniusses here on WoS who are working on their ZX Spectrum clones.

    IMHO some main steps that have been taken are (in this sequence):
    1. the finishing of the complete description of the ZX ...
    bverstee bverstee December 2012 Hardware
  • +2 Grey - low 128k sound volumeI'm trying to revive my old grey +2.... First problem was a faulty RF signal, so I bought a SCART cable from Retro Computer Shack on e-bay (it's the…

    ... from the AY-3-8912 chip is very low when compared ...
    mappy24 mappy24 December 2012 Hardware
  • Altera CPLD vs Xylinx FPGAI will dig into the world of FPGA's, mainly to find something that can replace one or more GALs for my current and new projects. And it's never bad t…

    ... the same way as for GAL's, by equations.
    So ... a series of CPLD's (GAL replacers in simple language) which ...
    bverstee bverstee January 2013 Hardware
  • Video generation using a CPUWe know it is possible to generate a video signal using a CPU, and this technique was often used on low-end computers in the early 1980's (for exampl…

    ... operating system, and some other chip can do the rest of ...
    wilsonsamm wilsonsamm January 2013 Chit chat
  • How to check the whole memory on a +2 greyHi everybody!!! I suspect that i have a bad memory chip on my +2 Grey. Does anybody know if exist any utility to check the whole memory? Thanks a …

    Hi everybody!!!

    I suspect that i have a bad memory chip on my +2 Grey.

    Does anybody know if exist any utility to check the whole memory?

    Thanks a lot!!!
    ehontecillas ehontecillas January 2013 Hardware
  • +3 Stereo mod - soldering help neededI bought a few bits from Ben just recently, and yesterday I opened up the case of my +3 and tried to install the stereo mod. I got stuck quite early…

    ... pin header to the AY chip and wondering if anyone can ... -soldered leg of the AY chip, with soldering iron touching the ... the solder on the AY chip.

    Should I switch ... 've not cooked the AY chip (and it still works :) ) but ...
    gutted gutted February 2013 Hardware
  • Issue 6A trouble[url=http://postimage.org/image/xp4rtmfp1/][img]http://s18.postimage.org/xp4rtmfp1/P040213_13_34_01.jpg[/img][/url] Only socketed chip is ULA which …

    ... ][/url]

    Only socketed chip is ULA which ive swapped ...
    Macc Macc February 2013 Hardware
  • Currys IF+ECHO KEYBOARD+ORIGINAL TAPEHi! I'm looking for this, [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0008524[/url] Organ Master tape [url]http://www.worldofspectrum.org/…

    ... way to play the AY chip onboard with an external pianokeyboard ...
    DaRkHoRaCe DaRkHoRaCe February 2013 Wanted
  • ZX mask ROM chips curiosityJust out of curiosity... what willl happen if we have a Hitachi ROM and the bridging onboard is on the N positions (for NEC)? While I was searching …

    ... for NEC rom but the chip (socketed) was replaced by a ...
    gtsamour gtsamour February 2013 Hardware
<1…20212223242526…34>

Latest Posts

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  • Another Birthday! The Game Boy Is 35!
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  • I am currently watching.....
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  • European Software Titles with an English version
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  • How Do You Categorize Your Speccy Software and Games?
    harriusherbartio on 11:21AM
  • Fixed Speccy Software. And which games remained unfixed?
    harriusherbartio on 11:01AM
  • New video about S-video modification on Issue two 48K Spectrum.
    Renegade on April 21
  • Elusive Strategy Games done by the Smaller or less Prolific Software Houses.
    harriusherbartio on April 21

HitBox

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