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<1234567…34>
  • General PSU repair guidesNot Speccy related. I'm just looking for a guide as such as to where to begin with a power supply repair. Realise this is a bit of an odd thing to as…

    ... />
    To my mind a PSU is simple (this is not ... 's me done with a PSU! :D

    The unit ... the mainboard even a tiny 'diode' size one, unless its a ... ones inside the BBC Micro PSU actually.
    There are four ...
    spider spider August 2020 Chit chat
  • what are exact current values on +2A's PSUI like to know what is written on an original +2A PSU nearby each voltage. I mean the current for +5V, the current for +12V and the current for -12V.…

    I like to know what is written on an original +2A PSU nearby each voltage.
    I mean the current for +5V, the current for +12V and the current for -12V.

    Thank you.
    Best wishes,
    Cristi
    secarica secarica January 2003 Sinclair Miscellaneous
  • TS2068 PSU?Just wondering what is the voltage and polarity that the TS2068 PSu has. My unit has no PSU, and I was expecting to either use my Spectrum 12V power …

    ... and polarity that the TS2068 PSu has. My unit has no ... PSU, and I was expecting to ...
    Akira Akira March 2004 Sinclair Miscellaneous
  • Humming psuI have just got myself a +2b and the psu is buzzing like mad. It seems to be working fine, though. It arrived this morning and I have had it switched…

    ... myself a +2b and the psu is buzzing like mad. It ...
    itsallgood itsallgood November 2004 Sinclair Miscellaneous
  • What PSU is suitable for +2?if I don?t have the original one, what PSU I?ll need for that?

    if I don?t have the original one, what PSU I?ll need for that?
    de Vandemar Croup de Vandemar Croup March 2006 Hardware
  • BA157 diodeUsed in Speccies, so not too off topic :P Right, it's a "fast recovery rectifier diode" - can anybody tell me what that means exactly? Fast recover…

    ... 's a "fast recovery rectifier diode" - can anybody tell me what ... what the difference between this diode and a normal 1N40XX is ... "it's a fast recovery diode"
    DEATH DEATH April 2006 Hardware
  • +3 psu schematics and partsHi everyone. Does anyone have or knows where to get the +3 psu schematic? I'm trying to repair one but i cant find any info on the parts reference. …

    ... where to get the +3 psu schematic? I'm trying to ... a regulator).

    The psu outputs 12V but not the ...
    odious odious June 2006 Hardware
  • kempston and/or psuhi there, just wondering if anyone had a spare kempston adaptor they wanted to give a good home? i will pay a couple of quid + postage for it, and …

    ... interested in a +2A / +3 PSU, although i realise the likelyhood ... it atm, and my +2A psu is lost, and so needs ... go chucked out) or the psu, but to no avail. however ...
    Hungry Horace Hungry Horace September 2006 Wanted
  • 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…

    ... an idiot build a replacement PSU for the +3 / +2a , from ... i've found a PC PSU and i've gone out ... at the side of the PSU and looks like this helps ... this page about the +3 psu, and i'm finding it ...
    Hungry Horace Hungry Horace September 2006 Hardware
  • Can a 48K PSU power a 12K Speccy?Hiya Does anyone know if the 128K speccy (the heatsink one, not a +2 or +3) can run using the same PSU as a 48K rubber keyed jobby? Have been think…

    ... ) can run using the same PSU as a 48K rubber keyed ... rating on the 128K bundeled PSU is only 400mA higher than ...
    Womble Womble February 2007 Hardware
  • +3 PsuHi all, Just been digging at the back of my wardrobe, and found a +3 PSU the 12V+ and the 12V- works but not the 5V+ has any one got a diagram for a …

    Hi all,
    Just been digging at the back of my wardrobe, and found a +3 PSU the 12V+ and the 12V- works but not the 5V+ has any one got a diagram for a +3 PSU please.

    TIA
    swift240 swift240 June 2007 Hardware
  • spectrum PSU'sI've read contradictory info on which psu(ie amp rating) is for which spectrum. :confused: The models and amp ratings are 1.2A, 1.4, 1.85 and 48k, …

    ... read contradictory info on which psu(ie amp rating) is for ... (assuming its not the correct psu)?
    I have used tghis ...
    naz2000007 naz2000007 August 2007 Hardware
  • +3 PSU PoorlyI have a +3 that just stopped working. Its the psu thats gone and opening it up discovered a blown fuse. After replacing the fuse it still doesnt wor…

    ... just stopped working. Its the psu thats gone and opening it ...
    ZX-MAD ZX-MAD May 2008 Hardware
  • PSU polarityHi! I have a speccy+ psu and somewhere there is a loose connection.I suspect the end to the speccy side. I need to cut the wire and put a new socket.…

    ... !
    I have a speccy+ psu and somewhere there is a ...
    Pyjamarama Pyjamarama June 2008 Hardware
  • PSU queryHi all, just one quick question. Are Spectrum PSU's compatible with ZX81's? I've just bought an '81 off of Ebay, which was sold as "working, but the …

    ... one quick question. Are Spectrum PSU's compatible with ZX81's ... machine if it does. Both PSU's are 9 volt, so ...
    hypostomus hypostomus July 2008 Hardware
  • +2 grey PSU capacitor changeHi I opened up a +2 grey power supply (2.1A max output) unit in order to replace the aged electrolytic capacitor inside, just like I always do with …

    ... which is what the sinclair PSU (heatsink 128K 1.85A max ... max output on the grey psu is 2.1A instead of ...
    gtsamour gtsamour November 2008 Hardware
  • 3rd party psu's?I'm just curious if there is a new easily available none sinclair psu for a spectrum+ that I could get / use ?

    I'm just curious if there is a new easily available none sinclair psu for a spectrum+ that I could get / use ?
    fog fog November 2009 Hardware
  • 48K PSU on / off switchI keep meaning to fit one of these into the (mains side) flex once I find a black one to match... [url]http://www.maplin.co.uk/Module.aspx?ModuleNo=…

    ... (not looked inside a 48k psu for a long long time ... , and I have had a PSU that had something like this ...
    spider spider November 2009 Hardware
  • 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…

    ... 't have the 6 pin PSU and I can't find ... where can I buy this PSU for this spectrum? Or can ... to convert a normal output psu unit with the same voltage ...
    groove groove February 2010 Hardware
  • Spectrum 48K with a thyristor PSU possible?Is it posssible to use a Spectrum 48K with a thyristor switched PSU? I have a PSU with a thyristor, 4 diodes, one electrolyt capacitor, some resistor…

    ... with a thyristor switched PSU? I have a PSU with a thyristor ...
    -Micky -Micky February 2010 Hardware
  • grey +2 psu on an original 128?I have a 128 and both +2's.. a / b.. I notice one PSU is the same as the 128 , just grey and the 128 PSU I have is, well I will get it looked at .. i…

    I have a 128 and both +2's.. a / b.. I notice one PSU is the same as the 128 , just grey and the 128 PSU I have is, well I will get it looked at .. it's not 100%

    anyway, your thoughts are welcome.. thanks
    fog fog June 2010 Hardware
  • 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…

    ... tested the voltage of its psu and, surprise surprise, the result ... I tested a +2 grey psu too, and it gave me ... V. I opened the 48 + psu and discovered that there were ...
    Cignale Cignale June 2010 Hardware
  • Issue 2 issue (...)Just acquired an issue 2 Spectrum 48 K, selled as working board, not working keyboard. Before testing it with a psu I opened the case and discovered …

    ... . Before testing it with a psu I opened the case and ... problems, speaks about of a diode (IN 4148 ) and of a ...
    Cignale Cignale July 2010 Hardware
  • Speccy+2/2A psu difference?Just curious,do speccy+2/2a use the same psu or are they slightly different?.

    Just curious,do speccy+2/2a use the same psu or are they slightly different?.
    JACK98 JACK98 August 2010 Hardware
  • zx spectrum+128k PSU problemLast time I bought zx spectrum+128k heat sink, but without PSU. What PSU can I use ? I have also spectrum 128+2 grey model with power supply. Is that…

    Last time I bought zx spectrum+128k heat sink, but without PSU.
    What PSU can I use ? I have also spectrum 128+2 grey model with power supply. Is that psu fine or not ?
    freemkc freemkc October 2010 Hardware
  • 128k+ PSUAfter reading an earlier thread I inspected the two PSU's I have for my 48 and 128+, it seems I have the same type, 1.4amp, when the 128 needs 1.85am…

    ... thread I inspected the two PSU's I have for my ...
    Macc Macc October 2010 Wanted
  • +2A PSU test helpIs it possible to test a PSU to see if it is dead any other way than plugging into the computer and the light not coming on/no power? I'd like to fi…

    ... it possible to test a PSU to see if it is ... to find put whether the PSU is in working order, or ...
    Evil Stripe Evil Stripe October 2010 Hardware
  • Spectrum 48k - Rubber Keys + PSU + Books[B][COLOR="Red"]SOLD[/COLOR][/B] Starting a new thread specifically for this mini-bundle. Unfortunately the previous sale fell through as the postal …

    ... /> [B][SIZE="3"]Spectrum 48k + PSU + Original Books @ ?15 + P& ... /> Comes with a jury rigged PSU, Fully working though:
    [IMG ...
    drevans drevans November 2010 Sales
  • Working VIC 20 with leads and PSUI am interested in buying a working VIC 20 if anybody has one for sale (yes I must be mad!) It must include all leads and PSU, but if it had a C2N d…

    I am interested in buying a working VIC 20 if anybody has one for sale (yes I must be mad!)

    It must include all leads and PSU, but if it had a C2N datasette unit and software as well then that would be even better.
    Alien 8 Alien 8 February 2011 Wanted
  • Spectrum psu and aerial cable thingy.Im not selling these you can have em for free as long as you pay for P&P. The PSU is from a 48k+ and looks a bit rough but has been tested and work…

    Im not selling these you can have em for free as long as you pay for P&P.


    The PSU is from a 48k+ and looks a bit rough but has been tested and works.

    Thats it the rest is up to you :smile:
    1980-20.. 1980-20.. February 2011 Sales
<1234567…34>

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  • ZX Spectrum 48k PSU Vs ZX Spectrum 128k PSUHi Guys,<br /> A very straightforward and simple question :-). I am buying next days a ZX Spectrum 128k without PSU. I own already a ZX Spectrum 48k…
  • +3 PSU vs +2 PSUI'm referring here to the black +2's :)<br /> <br /> Now, a closer look shows the differences between the power supplies for these really is:<br />…
  • what are exact current values on +2A's PSUI like to know what is written on an original +2A PSU nearby each voltage.<br /> I mean the current for +5V, the current for +12V and the current for…
  • TS2068 PSU?Just wondering what is the voltage and polarity that the TS2068 PSu has. My unit has no PSU, and I was expecting to either use my Spectrum 12V power …
  • Humming psuI have just got myself a +2b and the psu is buzzing like mad. It seems to be working fine, though. It arrived this morning and I have had it switched…
  • Spectrum +2B on a PC PSUHello,<br /> <br /> Id like to attach my Spectrum +2B to a PC Power Supply. Im currently using an ATX power supply with my Amiga CD32.<br /> <br /> I…
  • What PSU is suitable for +2?if I don?t have the original one, what PSU I?ll need for that?
  • BA157 diodeUsed in Speccies, so not too off topic :P<br /> <br /> Right, it's a "fast recovery rectifier diode" - can anybody tell me what that means exactly? …
  • +3 psu schematics and partsHi everyone.<br /> <br /> Does anyone have or knows where to get the +3 psu schematic? I'm trying to repair one but i cant find any info on the parts…
  • kempston and/or psuhi there,<br /> <br /> just wondering if anyone had a spare kempston adaptor they wanted to give a good home?<br /> <br /> i will pay a couple of qui…

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