World of Spectrum
  • Categories
  • Discussions
  • FAQ
  • Sign In
Home › Search
Title Search
@title beer Word 'beer' in title
User Search
  • @user admin Only posts by Admin
Text Search
  • @body beer Word 'beer' in the text
Phrase Search
"Hello World" Exact phrase match
Exclude Terms
  • car -red Search cars that are not red
"Or" Searches
  • honda | bmw 'honda' or 'bmw' results
Multi-Field
@(title,body) hello Both contain 'hello'
WildCard
  • hond* civ* Match all with an astrix
Combination
  • @title bmw @user admin
See more supported syntax examples
Search Again :: Adv Search 1000 results in 0.006s
<1234567…34>
  • 5v reg replacementHi all, Have been playing with one of my Issue 2 Spectrums and decided to replace the 5v regulator & heatsink with this wee switching reg I had lyin…

    ... and decided to replace the 5v regulator & heatsink with this wee ...
    IanJ IanJ August 2014 Hardware
  • Voltage regulator replacement?I have an 48K issue 3B that has (for unknown reasons) had one of the legs on the voltage regulator broken off. It looks like a simple replacement job…

    ... the voltage regulator broken off. It looks like a simple replacement job ... could do.

    The regulator is marked:-
    [code]T ...
    cg cg November 2005 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…

    ... an "almost" plug-in replacement for the Sinclair ULA ... an "almost" plug-in replacement, it's for a ... FPGA interface need to be 5V tolerant: for example, ... 6 EUR EUR
    2.5V regulator: 0.92 EUR
    ... things: to prevent the replacement ULA to touch the upper ...
    mcleod_ideafix mcleod_ideafix August 2012 Hardware
  • Redesigning the ZX Spectrum 128k - A lifelong dreamHello, I am myPinballs (Jim) and i run a small business here in the uk making replacement 8-bit hardware pcbs for arcade pinball games as well as…

    ... here in the uk making replacement 8-bit hardware pcbs for ... developing my own range of replacement cpu and sound board hardware ... /> • Power leds
    • Low power 5v regulator
    • Single 12v supply power ...
    myPinballs myPinballs August 2016 Hardware
  • Issue 2 Spectrum overheating keyboard membraneI think I have an issue 2 ZX Spectrum. I don't want to take it apart again as I had problems replacing the keyboard membrane. With Interface 1 conne…

    ... 1 connected or is my replacement membrane faulty ?[/quote]
    ... />
    a) The internal +5V regulator is a simple, robust, but ... br /> 2) Replace internal regulator with a low-drop version ... and thus bypass the internal regulator entirely. Has anyone tried ...
    RetroTechie RetroTechie February 2009 Hardware
  • Remove +12 Volt itemsWhich items can be removed on a ZX48K issue 4b PCB if I don't need the +12 Volt? Micky

    ... might like a plug-in replacement for the Speccy's lower ... 1 DRAM's that are +5V only, maybe they work as ... can possibly cause problems. The 5v regulator (7805) is then required to ...
    RetroTechie RetroTechie April 2010 Hardware
  • Greetings all overheat problemsfirstly hello everybody and thanks for adding me to the forum dont know if ill be much use here but i hope so the problem i have or should i say a…

    ... I would suggest replacing this regulator with a [URL="http://www ... .uk/itm/10-x-78S05-5V-Regulator-7805-FREE-POSTAGE-/120765968107?pt ... [/URL], its a drop in replacement, its a little bit more ... heat was localized on the regulator - very little was being ...
    Zetr0 Zetr0 September 2011 Hardware
  • 48k + Spectrum Issue 4S Display IssueHi all! Brand new user here. Growing up I had a zx spectrum for a little bit, and recently I have bought a working 48k + Spectrum (Issue 4). I was…

    Ok will do, will have to order a replacement. Its a 5V regulator correct?
    deadeye deadeye April 2013 Hardware
  • 48k + Spectrum Issue 4S Display IssueHi all! Brand new user here. Growing up I had a zx spectrum for a little bit, and recently I have bought a working 48k + Spectrum (Issue 4). I was…

    ... have to order a replacement. Its a 5V regulator correct?[/QUOTE]

    5V After. I would suspect a ...
    Falco-F8L Falco-F8L April 2013 Hardware
  • 48K Upper memory issues?Having more issues with the 48K spectrum I just fixed that had the black screen in this thread [URL="http://www.worldofspectrum.org/forums/showthread…

    ... /> Replaced 5V Regulator, TR4 & TR5. Also the standard Electrolytic capacitor replacement.
    whoremoan whoremoan November 2014 Hardware
  • 48K colour issuesGentlemen, A friend handed me over a number of 48K machines to service, and among these there are four of them with various flavours of colour iss…

    ... good ground, e.g. the 5V regulator ground terminal.

    I ... working by checking that the -5V is okay. Mind, I suspect ... be said for its SN94459 replacement that I sometimes find in ...
    Opus Discovery Opus Discovery September 2015 Hardware
  • Modern PSU: picture improvement?I've recently seen advertised some 'replacement power supplies' for Spectrums for which the claim is made that they may make an improvement in pictur…

    ... regulation and feed regulated +5V (and whatever other voltages ... .
    2) Replace +5V regulator with a low drop version ... br /> 3) Replace +5V regulator with a switching replacement (see Recom, Tracopower, ... you need a psu + regulator that can handle the ...
    RetroTechie RetroTechie December 2015 Hardware
  • Broken ZX 48kHey all. I have acquired a broken ZX 48k. It looks in good condition - tried the membrane and it is working with my other 48k very well. When you tu…

    ... that is just after the +5V regulator), but nothing else was tempered ...
    Tom-Cat Tom-Cat September 2004 Sinclair Miscellaneous
  • My new Spectrum 128K+2A...Hi guys, As most people here, my first micro computer (1986) was a Spectrum (128+2 grey - I'm in France). I sold it near 1990 to buy my 1st atari ST…

    ... problems with it, exept the 5V regulator gone dead one time, and ...
    bugpat bugpat February 2007 Hardware
  • Mb02+ideAs I wrote in the hardware forum there will be a small number of a redesigned MB02+IDE (nearly the original MB02+ including IDE interface also for CF…

    ... />
    optional: implementing of a 5V regulator to use eventually the same ...
    ingo ingo October 2007 Announcements
  • Toastrack troubleI just received a toastrack off ebay that someone had bizarrely removed the modulator, no matter, ill go through RGB and replace that at some point, …

    ... ! :o
    Turned out the 5v regulator was sellotaped in place, what ... they were taped to the regulator, very crude but still, I ...
    Macc Macc December 2011 Hardware
  • ZX Spectrum problemsHello Everybody, I am new here, and I need some help in my ZX repairs : - I have a ZX Spectrum 48k board (issue 2) which power up but remains stuck o…

    ... all are ok, and voltage regulator ok,
    but I don ... the main memory and the +5V is missing on the pin9 ... is present on the main 5V regulator.

    Please if anyone ...
    haceZX haceZX November 2012 Hardware
  • Composite picture qualityI have read many many discussions here about the composite video modification of the Spectrum 16/48K models. I have choosen one of the simplest comp…

    ... Spectrums had new capacitors, the +5V regulator was replaced with Traco Power ...
    jimre jimre January 2014 Hardware
  • How important is the 9V line?I'm in the middle of resurrecting an Opus Discovery. The transformer is gone so Im using a small switched mode PSU from a PC. My plan is to bypass …

    ... the rectifier connecting to the 5v regulator also runs to the 9v ...
    rune rune October 2014 Hardware
  • Issue 2 Spectrum - Black screenHi I have an issue 2 spectrum which I'm having some issues with. I bought it on ebay so have no idea of the history or how it came to be broken. Whe…

    ... inspected it, I found the 5v Regulator was fine but TR4 was ...
    whoremoan whoremoan November 2014 Hardware
  • 48K No Sound?Repaired a 48K spectrum the other day that had the wrong PSU Plugged into it. Replaced 5v regulator, TR4, TR5 and all Electrolytic Caps. Spectrum th…

    ... Plugged into it.
    Replaced 5v regulator, TR4, TR5 and all Electrolytic ...
    whoremoan whoremoan November 2014 Hardware
  • bizarre error on a grey ZX Spectrum+2 - the long search for a small problemHi, I got a ZX Spectrum+2 that worked a bit but crashed while loading or running 128k games. I installed a 128k-test-ROM that told me about RAM fa…

    ... /> Finally I removed the 5V regulator cable from its socket and ... and so I changed the 5V regulator and also the electrolytic ... the transverter while using the 5V regulator -> Buzzsasw did run ... the input of the switching regulator - on the 9V line. ...
    ingo ingo November 2016 Hardware
  • blew up my 128i did it - damn. i accidentally reverted the polarity of the power power supply, so ended up with a blown 5v stabilizer, which i replaced, but there …

    ... or 12V feeding) and the 5V regulator. the regulator is available everywhere. i ...
    mark mark December 2001 Sinclair Miscellaneous
  • Amstrad or Sinclair: Who Made Better Speccys?Just wanted to know....

    ... chips were horrendously fragile. The 5V regulator and heatsink was poorly ventilated ...
    absorbentgnome absorbentgnome July 2005 Sinclair Miscellaneous
  • "Unknown disk format"-error on Spectrum +3Hi, I have just gotten around to changing the drivebelt in my newly acquired +3. I tried to format one of the 3" disks I bought on eBay the other we…

    ... (ish) floppy drives run on 5v. To tell you the truth ... and ran it through a 5v regulator. Works a charm. :)

    KeepGood KeepGood December 2005 Hardware
  • my dodgy speccys.hi people, i was wondering if i could engage some opinions / thoughts / ideas of anyone, regarding my current "fixing up" of my speccys, since you s…

    ... as it has an internal 5V regulator. Get the polarity right though ... everything of power. The voltage regulator may get very hot if ...
    DEATH DEATH May 2006 Hardware
  • Spectrum+3Hi all, Got my Spectrum+3 from eBay this afternoon. Powered it up to find the drive belt is a no go. So I need a drive belt, Ok easy to get hold of n…

    ... PSU from ebay and a 5V regulator :)
    DEATH DEATH July 2007 Hardware
  • PC power source and Spectrums.I'm planning to use a basic PC ATX power source (300W) for all my sinclair equipment, but I have two questions: - I've read about some nasty things …

    ... got myself a 7809 (9v regulator), supplied it with +12v and ... the speccy. Then removed the +5v regulator and connected the PSU's ... +5v to the original 5v regulators output pin on ...
    LaesQ LaesQ October 2007 Hardware
  • 128k heat sink - ULA problems and a hintHello, I had two ZX Spectrum 128k with a similar behaviour. One item worked only a short time after switching on and then there were increasing RAM …

    ... .

    Place an additional 5V regulator (7805) inside the divIDE+ case ... connector. In this case the +5V connection on edge connctor should ... into divIDE+ and so the 5V regulator inside spectrum has lower power ...
    ingo ingo January 2009 Hardware
<1234567…34>

Latest Posts

  • I bought an accoustic guitar. How do you play it?
    dm_boozefreek on 7:51PM
  • Goodbye Z80
    zx1 on 7:11PM
  • Happy 40th Birthday to the Amstrad CPC464!
    AndyC on 6:29PM
  • Another Birthday! The Game Boy Is 35!
    dm_boozefreek on 6:17PM
  • I am currently watching.....
    Antiriad2097 on 5:05PM
  • European Software Titles with an English version
    harriusherbartio on 12:06PM
  • 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

Word Docs Hits
5v 3K 4.9K
regulator 1.3K 2K
replacement 3.3K 3.8K

Related Threads

  • Voltage regulator replacement?I have an 48K issue 3B that has (for unknown reasons) had one of the legs on the voltage regulator broken off. It looks like a simple replacement job…
  • 5v reg replacementHi all,<br /> <br /> Have been playing with one of my Issue 2 Spectrums and decided to replace the 5v regulator &amp; heatsink with this wee switchin…
  • Replacement Modulator for a issue 4 board Spectrum+???Anyone know where I may procure such a thing???<br /> <br /> The one in my current machine starts up with the picture tearing and fading (As if the c…
  • WANTED: tape replacement for +2?Any tape replacement possible for a +2? My +2 works wonderfully<br /> but the incorporated datacorder is simply worn out and won't load<br /> ANYTHIN…
  • Replacement power suppliesIs it possible to get a replacement power supply for the old speccys? The high Amperage is a problem: 1.4A for the rubber-keyed 48K. Know where you c…
  • replacement ear and mic sockets on a spectrum+...ok, i bought a spectrum recently in an 'as seen' condition, so i suppose i have no right to complain because it isn't working... <br /> <br /> in any…
  • Replacement chipsAfter much digging around on here, it seems to be the general consensus that the ULA could be causing the problems im having (spectrum is deaf to the…
  • Replacement for ZTX213I`ve had a power problem with a speccy standard 48K the +5,-5,+12 volts power on the board has gone , so I need to replace the TR5,TR4 which are ZTX…
  • replacement +3 psuok, who would be kind enough to help an idiot build a replacement PSU for the +3 / +2a , from a PC power supply?<br /> <br /> Guesser has already hel…
  • Replacement ROMsSo, I've replaced a couple ROMs in my +3 to be a +3e. I used a couple of 27c256's, which has worked a treat.<br /> <br /> So if I wanted to replace …

Related Searches

  • power regulator
  • psu faulty 5v
  • psu 5v
  • 723 regulator
  • ula replacement
  • ula replacement module
  • replacement rubber mats
  • joystick 5v
  • replacement keyboards
  • replacement keyboards 2012
  • replacement faceplates 2012
  • missing 5v
  • missing minus 5v
  • 5v
  • replacement ula
  • low resistance 5v
  • ram speed replacement
  • 4116 speed replacement
  • 5v regulator
  • replacement psu regulator

Copyright © 2024 World of Spectrum