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Search Again :: Adv Search 1000 results in 0.005s
<1…18192021222324…34>
  • Using a +3 power supply to power a CPC.Hi there, I'm going to try and power a CPC6128 using a +3 power supply. The +3 supplies 12V DC 0.2A and 5V DC 2A, the CPC6128 needs 12V DC 0.4A and …

    ... called "ground" or "common". All voltage readings are made with reference ... forget there will be a voltage drop of about 0.7V ...
    DEATH DEATH September 2006 Hardware
  • Using a +3 power supply to power a CPC.Hi there, I'm going to try and power a CPC6128 using a +3 power supply. The +3 supplies 12V DC 0.2A and 5V DC 2A, the CPC6128 needs 12V DC 0.4A and …

    ... forget there will be a voltage drop of about 0.7V ... going to lead to a voltage drop then I will abandon ...
    Jmk Jmk September 2006 Hardware
  • Using a +3 power supply to power a CPC.Hi there, I'm going to try and power a CPC6128 using a +3 power supply. The +3 supplies 12V DC 0.2A and 5V DC 2A, the CPC6128 needs 12V DC 0.4A and …

    ... only, regardless of the actual voltage - assuming it's a high ... enough voltage to allow the diode to ...
    DEATH DEATH September 2006 Hardware
  • Introduce yourself[SIZE=3][FONT=Comic Sans MS]This is the thread to stop by & introduce yourself.[/FONT][/SIZE]

    ... membrane (obviously) and make some voltage regulator and skip the RF ...
    lovespider lovespider September 2006 Chit chat
  • 128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…

    ... for example. Remember that all voltage readings you take should be ... you should have since the voltage regulator is obviously warming up ...
    DEATH DEATH September 2006 Hardware
  • 128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…

    ... for example. Remember that all voltage readings you take should be ... you should have since the voltage regulator is obviously warming up ... to see if there is voltage?

    [QUOTE=DEATH]
    netomc netomc September 2006 Hardware
  • 128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…

    ... no change. I read and voltage on C50 it's +9V ...
    netomc netomc September 2006 Hardware
  • 128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…

    ... toroid. This generates an AC voltage in the secondary windings, which ...
    DEATH DEATH September 2006 Hardware
  • 128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…

    ... likely to be a missing voltage or a duff transistor to ...
    DEATH DEATH September 2006 Hardware
  • 128k dead, no TV signalI got 128k spectrum (heatsink model) from a friend of mine. He told me that speccy is dead, and he doesn't know what's wrong with it. When I plugged…

    ... toroid. This generates an AC voltage in the secondary windings, which ...
    netomc netomc September 2006 Hardware
  • Sinclair Basic Vs PascalWith the rise of the structured programming movement (Jackson et al) was it wise to put the Basic programming language into the Spectrum. By this ti…

    ... , the Thinkpad might find the voltage to low and tell you ...
    ewgf ewgf September 2006 Sinclair Miscellaneous
  • Adapt Electronics RGB adapter - pinoutHello! I've managed to buy this thing: [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=220025560362[/url] . Do anyone maybe have a pinout…

    ... is very affected by the voltage levels of the spectrum powersupply ... ageing components in the internal voltage regulators are not giving as ...
    Womble Womble September 2006 Hardware
  • 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? Guesser has already helped out a gr…

    ... to be connected to a voltage for the PSU to work ...
    DEATH DEATH September 2006 Hardware
  • 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? Guesser has already helped out a gr…

    ... not be at the right voltage. It can take a half ... on.

    The nominal voltage of the Power Good signal ...
    DEATH DEATH September 2006 Hardware
  • 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? Guesser has already helped out a gr…

    ... SMPSU is a must for voltage stability. Draw half an amp ...
    absorbentgnome absorbentgnome October 2006 Hardware
  • Spectrum Work on a USA(NTSC) TelevisionWill the Sinclair Spectrum 48k or 128k work on a USA(NTSC) television? If not what would be needed to make it work? Also would the power supply work …

    ... the USA or is the voltage different?

    Thank You ... one that outputs the proper voltage.
    I think use of ...
    JamesD JamesD October 2006 Hardware
  • My Dell TFT Monitor deadMy Dell E171FPB monitor is dead... it wont turn on... even the LED wont come on.... I've checked the usual...cable and fuse.... I am trying to dism…

    ... volt meter to check the voltage. I am placing the red ...
    Scottie_uk Scottie_uk October 2006 Chit chat
  • voice sampling with ADCs and DACsHi sorry it's off topic, but I wonder if anyone can help with an electronics problem. I'm trying to build a project for A-level electronics, using an…

    ... lead acid battery and a voltage regulator is what I use ...
    Winston Winston November 2006 Hardware
  • +A/B scart cableHiya, does anyone use a scart cable on their +A/B or +3 Spectrum? I did for ages and it looked fantastic up until a year ago when i got a new TV and …

    ... 16, this would drain the voltage down to 0.84V for ...
    Jmk Jmk November 2006 Sinclair Miscellaneous
  • Why does Spectrum display has a border?Ok, this is problbly simple and very basic question but I don'r remember seeing an answer anywhere. Don't you think, that at first glance it is irr…

    ... glove. Stay away from high voltage parts (if don't recognize ...
    piters piters December 2006 Sinclair Miscellaneous
  • Nooooo my speccy died!??!!Hi! I am quite sad. :( Tonight I got a kempston interface so I rushed home to try it on my spectrum+ The edge connector of the interface was narrower…

    ... test the ULA. Then take voltage readings to see what is ...
    DEATH DEATH December 2006 Hardware
  • Spectrum coilFerrite bobbin, two coils wound on top of each other. Bottom coil is 15 turns, top coil is 36 turns. This is the coil found in the 48K spectrum. Ok…

    ... turns stay the same, the voltage is the same. If I ...
    DEATH DEATH December 2006 Hardware
  • Spectrum coilFerrite bobbin, two coils wound on top of each other. Bottom coil is 15 turns, top coil is 36 turns. This is the coil found in the 48K spectrum. Ok…

    ... (volts and amps) how much voltage and current the secondary coil ...
    Marcelo Marcelo December 2006 Hardware
  • Spectrum coilFerrite bobbin, two coils wound on top of each other. Bottom coil is 15 turns, top coil is 36 turns. This is the coil found in the 48K spectrum. Ok…

    ... by the RAM chips, the voltage the supply outputs may be ...
    Winston Winston December 2006 Hardware
  • How Loud Is A SpectrumHi All How loud a Spectrum.. I have yet again bought a third 48k Spectrum that seems to have problems. The machine in question all works but the …

    ... supplys putting out a low voltage, I have tried two, could ...
    Chris A Chris A December 2006 Sinclair Miscellaneous
  • Black paper, white border. Ram fault?We have a speccy that wont work properly. When we power it up, we get white border around a black screen. We swapped the rom and ula with a working o…

    ... can immediately eliminate a bad voltage generator (the 4116s are hideous ...
    Winston Winston December 2006 Hardware
  • Best replacement for ZTX650?What is the best replacement transistor for the obsolete ZTX650? I've read that TIP31 will do the trick. Is there a decent equivalent from the BC or …

    ... the ZTX650 mentioned is the TR4.

    In addition to ... voltages are present before the TR4 blows. Check one at a ...
    Pilsener Pilsener January 2007 Hardware
  • ZXSP Emulator running too fastHi All, I was wondering if any of you have had a problem whereby the zxsp emulator runs too fast so won't load games etc? For example, when loading…

    ... (SCLD in this case) output voltage changes as the output bit ...
    Fred Fred January 2007 Emulators
  • problem with sinclair zx 48 issue 6aHi all, I have the following problem when I turn on my sinclair without rom inserted. [url]http://217.79.64.145/sinclair/5.jpg[/url] when I turn o…

    ... a line with a lower voltage span. You then have to ...
    Marcelo Marcelo January 2007 Hardware
  • problem with sinclair zx 48 issue 6aHi all, I have the following problem when I turn on my sinclair without rom inserted. [url]http://217.79.64.145/sinclair/5.jpg[/url] when I turn o…

    ... is it true that my tr4 and tr5 are in good ...
    gorski gorski January 2007 Hardware
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