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 0.005s
<1…23242526272829…34>
  • Alternative power supply for a +2B?Hi friends, On impulse, I recently bought a ZX Spectrum +2 (unit only, untested) on eBay, thinking that the cables (specifically the power supply) o…

    How can you have a -ve voltage? The notion confuses me, electricity is energy so negative energy?
    MrCheese MrCheese December 2009 Hardware
  • Alternative power supply for a +2B?Hi friends, On impulse, I recently bought a ZX Spectrum +2 (unit only, untested) on eBay, thinking that the cables (specifically the power supply) o…

    ... RGB monitor, the "RGB switch" voltage is not needed.
    mcleod_ideafix mcleod_ideafix December 2009 Hardware
  • faulty zxspectrum +hi all i just bought a speccy 48k+ off ebay it worked for like 15 mins now it is stuck on the reset screen. I fear this is something major maybe fau…

    ... piece. Am gonna get a voltage tester from Maplins at the ...
    rustyredline rustyredline December 2009 Hardware
  • PC freezes during first 10 minutesStarting about a week ago, my PC (Windows XP) randomly completely freezes in the first few minutes after I've turned it on. I bought it near the end …

    ... to error via static or voltage jumps). Run the memory tester ...
    ewgf ewgf December 2009 Chit chat
  • Alternative power supply for a +2B?Hi friends, On impulse, I recently bought a ZX Spectrum +2 (unit only, untested) on eBay, thinking that the cables (specifically the power supply) o…

    ... can you have a -ve voltage? The notion confuses me, ... negative energy?[/QUOTE]

    Voltage != electricity != energy (!= means "is ... have a current, but no voltage differential. :-o

    ... have a current AND a voltage differential at the same ...
    RetroTechie RetroTechie December 2009 Hardware
  • Diagnosing Spectrum 48k (faulty RAM chip?)I have a Spectrum 48k (I believe it may be an upgraded 16k model) that doesn't work, and never has ever since the owner gave it to me. When you turn …

    ... is the threshold voltage. This is the minimum voltage needed to get ... diode conducting, and (thus) the voltage that a diode 'takes away ...
    roko roko December 2009 Hardware
  • 8 Bit MusicThis is an old article, and you guys may have already have had this topic, but here's an article on New Scientist about music created with 8 bit mach…

    ... />
    you would like High voltage Sid Collection.. perhaps.
    but ...
    fog fog December 2009 Chit chat
  • Power supply questionHi all, my 48k power supply has suddenly started getting very noisy, and I'm getting worried in case it blows up my favourite Speccy. I'm on the look…

    Yes you can use your +2 grey PSU no problem. The amps of a PSU is not a fixed level value like the voltage. Is the maximum that the PSU can supply.You can keep using the +2 PSU for as long as you like, its ok.
    gtsamour gtsamour December 2009 Hardware
  • Power supply questionHi all, my 48k power supply has suddenly started getting very noisy, and I'm getting worried in case it blows up my favourite Speccy. I'm on the look…

    ... of 50Hz (or 60Hz) input voltage and magnetostriction, IIRC.
    I ...
    orange orange December 2009 Hardware
  • Power supply questionHi all, my 48k power supply has suddenly started getting very noisy, and I'm getting worried in case it blows up my favourite Speccy. I'm on the look…

    ... of 50Hz (or 60Hz) input voltage and magnetostriction, IIRC.
    I ...
    Pilsener Pilsener December 2009 Hardware
  • the whole known universe in 6 minutes[url]http://www.youtube.com/watch?v=17jymDn0W6U[/url] Quote:The Known Universe takes viewers from the Himalayas through our atmosphere and the inky …

    ... to a battery of sufficient voltage. Et Voila. Tanned feet ...
    Ian Hamilton Ian Hamilton December 2009 Chit chat
  • the whole known universe in 6 minutes[url]http://www.youtube.com/watch?v=17jymDn0W6U[/url] Quote:The Known Universe takes viewers from the Himalayas through our atmosphere and the inky …

    ... to a battery of sufficient voltage. Et Voila. Tanned feet.[/QUOTE ...
    ZnorXman ZnorXman December 2009 Chit chat
  • ZX81 more powerful than the Speccy?I have been reading ?The ZX Spectrum Book 1982 - 199x? by Andrew Rollings (thanks again, Andrew - it?s a great read!). There are some comments in the…

    ... workbench, with some sort of voltage reader or similar attached).
    ewgf ewgf January 2010 Games
  • memory chips spectrum +Hi with regards to memory chips the ones in there are tms4116 in the lower memory.there is some on ebay MCM4116BP20 can i mix these with tms ones or …

    ... though, it worth checking your voltage levels for the 4116 IC ...
    zx2628 zx2628 January 2010 Hardware
  • Spectrum Video Circuitry.Wotcha, I've looking at the circuit diagram of the speccy video circuitry (Hey, I'm snowed in, and theres only so much Civ IV i can stand :p), and I…

    ... like some sort of reference voltage. I measured it on one ... guess it's just a voltage that needs some external filter ...
    RetroTechie RetroTechie January 2010 Hardware
  • Spectrum Video Circuitry.Wotcha, I've looking at the circuit diagram of the speccy video circuitry (Hey, I'm snowed in, and theres only so much Civ IV i can stand :p), and I…

    [QUOTE=spodula;414673]Also, whats the purpose of VCC2 from the ULA?[/QUOTE]

    Vcc2 power the analogue parts inside the ULA (video and tape sections). R34 and C30 are voltage decoupling components.
    Gods Gods January 2010 Hardware
  • If I want to create a power supplywell, I'm doing a fair bit of travelling with my leads and wires and computers and speakers and stuff,so I thought of making a little device out of a…

    ... need to make sure the voltage is correct.

    +5V ...
    Spex Spex January 2010 Chit chat
  • Spectrum 48k run timesHow long should you expect to have your 48k turned on for? I know they get really hot so whats the max amount of time you can leave it on for? Thank…

    ... a heat sink is the voltage regulator, this does get hot ...
    zx2628 zx2628 January 2010 Hardware
  • Spectrum 48k - Many ProblemsHi, I'm new to the boards and to owning a Spectrum, and sadly, it doesn't work properly. I'd been using an emulator for a while but I decided I'd lik…

    ... this forum for "4116" and "voltage". There will be posts linking ...
    Winston Winston January 2010 Hardware
  • ZX Spectrum + Revision b Power IssueHi all, I'm trying to repair a ZXSpectrum + revision 3b and at the moment the -5v is missing from the board. I've replaced the TR4 and will be soon…

    ... feedback to regulate the output voltage as the demand for power ...
    Winston Winston February 2010 Hardware
  • +3 RGB to SCART cableToday i decided to make a cable of this sort by myself. I found the schematics here [url]http://falvarezold.dyndns.org/videojuegos/doc/cable_rgb_euro…

    ... pins require a specific DC voltage in order to signal "I ...
    BloodBaz BloodBaz February 2010 Hardware
  • Which ZX Spectrum setup?I'm building a semi-pro laser setup, with.. a ZX Spectrum as controller! [url]http://gathering.tweakers.net/forum/list_messages/1297705[/url] (I'm no…

    ... with a positive and negative voltage, so I can alter the ... schematic to two voltage outputs: one from 0..-2 ...
    bverstee bverstee February 2010 Hardware
  • Which ZX Spectrum setup?I'm building a semi-pro laser setup, with.. a ZX Spectrum as controller! [url]http://gathering.tweakers.net/forum/list_messages/1297705[/url] (I'm no…

    ... now have a nice analog voltage between 0 and 2.48V ...
    bverstee bverstee February 2010 Hardware
  • Looking for some 48k RAM (upper 32k bank)Greetings, I was wondering where I could find some upper RAM for a 48k (issue 4A). It's the Texas Instruments TMS4532-20NL4 P8419 (or any compatib…

    ... have to generate the sustrate voltage some way, so the internal ... voltage generator might fail (it's ...
    mcleod_ideafix mcleod_ideafix February 2010 Hardware
  • ZX Spectrum Power SupplyHi All, I've come across a power supply that is currently registering 14.5v before it is plugged into the Speccy. I have another one that registers…

    ... about 8V), the Speccy's voltage regulator can't maintain +5V ... ]measure[/I] 9V (average), but voltage actually varies between 7.5 ... />
    The Speccy's internal voltage regulator can take [I]much ... only relevant number is the voltage [I]under load[/I] (read ...
    RetroTechie RetroTechie February 2010 Hardware
  • ZX Spectrum Power SupplyHi All, I've come across a power supply that is currently registering 14.5v before it is plugged into the Speccy. I have another one that registers…

    ... ticking over alternator puts horrendous voltage spikes in there), however, I ...
    spodula spodula February 2010 Hardware
  • Looking for a +3 power supply unitHi, folks! I'm looking for a +3 PSU, in good condition. I would be very grateful if anyone sells one and can send it to Spain for a nice price. Pl…

    Just had another thought, I have no idea what voltage or plug type you have in Spain, I know a UK plug will not fit but the voltage from your main socket is the concern...

    :)
    spider spider February 2010 Wanted
  • Looking for a +3 power supply unitHi, folks! I'm looking for a +3 PSU, in good condition. I would be very grateful if anyone sells one and can send it to Spain for a nice price. Pl…

    ... , I have no idea what voltage or plug type you have ... will not fit but the voltage from your main socket is ... />
    :)[/QUOTE]

    The voltage is the same as the ...
    [UFO] [UFO] February 2010 Wanted
  • Looking for a +3 power supply unitHi, folks! I'm looking for a +3 PSU, in good condition. I would be very grateful if anyone sells one and can send it to Spain for a nice price. Pl…

    Ah OK. It was the voltage I was not sure about.

    You can use an adaptor as you say or perhaps at a later stage replace the plug if it annoys you. :)
    spider spider February 2010 Wanted
  • PSU unit spectrum 128k +2b 6 pinout DINHello everybody! I have spectrum 128k +2B but I don't have the 6 pin PSU and I can't find it anywhere. Can you anyone tell me where can I buy this PS…

    ... current it can supply. The voltage is regulated, not the current ...
    guesser guesser February 2010 Hardware
<1…23242526272829…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
voltage 2.8K 4.5K
fluctuation 31 34

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…
  • Missing Voltage RegulatorHello all and a very merry 2-days-after-the-speccys-25th-birthday to you all!<br /> <br /> Okay, I've just received my brand spanking new 48K keyboar…
  • Voltage SchmoltageOk then. Don't flame for wanting to use a C64 tape deck for this - it was the only one I have to hand which may be cannibalised for the purpose.<br /…
  • how to set voltage regulator to the correct setting ?On the power supply that is broken it says <br /> <br /> AC adapter<br /> INPUT : 230v 50Hz<br /> OUTPUT ; 9v 200mA<br /> Regulated<br /> <br /> <b…
  • Spectrum 48K input voltageI have a power supply that is rated 9,5 Volts DC. <br /> With no load it outputs about 9,86 Volts. <br /> <br /> Is it safe to use it for ZX Spectrum…
  • How to fix dc voltage on a 48+ psuAfter dinner, after a womble video out mod on a "new" purchased 48+ , just in the remaining time I tested the voltage of its psu and, surprise surpr…
  • Spectrum 48k PSU voltageI have been running into problems with my rubber key speccy. To cut a long story short I did a voltage check of my power supply. It seems to fluctuat…
  • Issue 2 voltage troubleDear all, <br /> <br /> I got my hands on an old issue 2 from a friend. Price was close to zero so I did not hesitate to take it.<br /> <br /> After …
  • THE VOLTAGE OF THE POWER SUPPLY UNITCould anybody who has a ZX Spectrum 128k +2 count with a voltameter the voltage which the power supply unit gives to the Spectrum and tell me the [B]…
  • Plus D Voltage Regulator OrientationHi,<br /> <br /> I?ve got a Plus D Disc Interface circuit board without case<br /> from a friend. Sadly he sends it to me without care for proper pac…

Related Searches

  • interface 1 voltage
  • rgb voltage
  • high voltage
  • tape voltage
  • ram voltage
  • ram and voltage
  • voltage central point
  • voltage central loading
  • missing voltage
  • voltage check
  • voltage
  • voltage regulator
  • voltage regulator ram
  • voltage converter circuit
  • opus voltage
  • scart voltage
  • issue 2 measure voltage
  • issue 2 tr4 voltage
  • tr4 voltage
  • ay voltage

Copyright © 2024 World of Spectrum