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Search Again :: Adv Search 707 results in 0.001s
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  • Interface 1 electrolytic capacitorsInterface 1 has three 47&#956;F electrolytic capacitors. Is it necesary to replace them with fresh ones? I always do this with old speccys but is it…

    Interface 1 has three 47μF electrolytic capacitors. Is it necesary to replace them with fresh ones?

    I always do this with old speccys but is it also necesary with interface 1?
    gtsamour gtsamour June 2007 Hardware
  • Which capacitors are electrolytic?Hi! I'm refurbishing my 48k issue 6a, and as recommended by many (and not recommended by some) I'm going to replace the electrolytic capacitors. Mind…

    ... 'm going to replace the electrolytic capacitors. Mind you, I don ... similar to others marked as electrolytic (axial, blue and fat with ...
    Mikelone Mikelone February 2017 Hardware
  • Spectrum Issue two problemI managed to bring back to life a issue two spectrum (at least the power supply cirquit). The screen is now crystal clear (after replacing all the el…

    ... clear (after replacing all the electrolytic capacitors and transistors tr1 and ...
    gtsamour gtsamour December 2006 Hardware
  • Shivery picture.I have two spectrums that show a shivery picture (vertical axis). The picture is crystal clear, it's just a slight vertical jitter but it is annoying…

    ... equivalents, and so are all electrolytic capacitors onboard.
    gtsamour gtsamour January 2007 Hardware
  • Issue two picture qualityDoes anyone know if issue two and earlier spectrums have worse picture quality (in general, beside colours) compared to issue 3 and later? I mean on…

    ... tr1 and tr2 ransistors and electrolytic caps with new ones, i ...
    gtsamour gtsamour January 2007 Hardware
  • TV Modulator. Can it be repaired?Is it possible, to repair tha TV modulator (after removing it) if it gives wavy picture? I replaced both transistors (tr1/2) and both electrolytic ca…

    ... transistors (tr1/2) and both electrolytic caps with brand new ones ...
    gtsamour gtsamour March 2007 Hardware
  • TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…

    ... all I replaced all the electrolytic capacitors.
    The tr4 transistor ...
    gtsamour gtsamour May 2007 Hardware
  • A Spectrum that fixes itselfWell, the modulator on my 128K toastrack machine fixed itself. It used to drift horribly within the first half hour or so of power up, but now it's a…

    ... years of disuse, some components (electrolytic caps no doubt) had suffered ...
    Winston Winston June 2007 Hardware
  • Faulty +2 Grey :(Hello everyone... i was trying to fix a +2 grey board the other day, i had it for some time now. It gave a black screen (paper and border) with two …

    ... it...

    ps. all electrolytic capacitors have been replaced with ...
    gtsamour gtsamour November 2007 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 …

    ... order to replace the aged electrolytic capacitor inside, just like I ...
    gtsamour gtsamour November 2008 Hardware
  • grrr The Capacitor PlagueI'm getting fed up of The Capacitor Plague. If you don't know what this is, I'll tell you the result. Your computer stops working. Sometimes, it won'…

    ... /> What's happened is the electrolytic capacitors in the power supply ...
    Winston Winston January 2009 Chit chat
  • R.I.P. spectrum 48kRecently one of my 48k rubber key (issue 4) machine bit the dust the other day when I tried to power it on. When powering it on, it gave a weird 'bee…

    ... ULA ferranti #7, all new electrolytic capacitors, full check of voltages ...
    thomas3120 thomas3120 February 2009 Hardware
  • IF1 and 48k Capacitor QuestionsHi, I am not very knowedgeable about electronics but I am willing to give stuff a go.. I have a microdrive that is not performing and for various r…

    ... like to replace the IF1 electrolytic capacitors.

    However when ... met with very different looking electrolytic capacitors than those in the ... looking for 25v 47uF Axial electrolytic capacitors?

    WHY CHANGE ...
    hedge hedge February 2010 Hardware
  • Question about ZX81 componentAfter I cleaned and replaced some components (7805, two electrolytic caps) with fresh ones, and replaced the RF board with a composite one, on an iss…

    ... replaced some components (7805, two electrolytic caps) with fresh ones, and ...
    gtsamour gtsamour December 2010 Hardware
  • Question about 7805 regulatorOne of my common practices when I service a ZX machine, is to replace the electrolytic caps as well as the 7805 regulator and some times the ztx650 t…

    ... machine, is to replace the electrolytic caps as well as the ...
    gtsamour gtsamour January 2011 Hardware
  • Not worth reading really - unless you have some spare time(Mods if you want to move it please do it does have a sort of hardware theme and a couple of recommendations at the end :) About two years ago now I…

    ... , multimeters, sourcing old IC chips, electrolytic capacitors, transistors and other such ...
    hedge hedge January 2011 Hardware
  • Issue2 troublesHi! I have a 48k Speccy Issue 2 which has trouble with displaying colour. It did have a broken LM1889 chip (it didn't display the blue component of …

    ... I changed all the filtering electrolytic capacitors with new ones it ...
    mikezt mikezt January 2011 Hardware
  • Are these capacitors the right ones?Issue 3 board [URL="http://cgi.ebay.co.uk/16V-100uF-105-C-electrolytic-radial-Capacitor-X-10pcs-/120526193275?pt=UK_BOI_Electrical_Components_Supplie…

    ... .uk/16V-100uF-105-C-electrolytic-radial-Capacitor-X-10pcs-/120526193275 ... .uk/16V-22uF-85-C-electrolytic-radial-Capacitor-X-10pcs-/120642525774 ...
    Macc Macc February 2011 Hardware
  • 48K Issue 3, noisy display.Has anyone here experienced and been able to resolve a problem that looks like this: [URL="http://drizzle.zigg.net/ZX/ZX106-display.jpg"]Photogra…

    ... . This Spectrum has all new electrolytic capacitors and a new 7805 ...
    Zorn Zorn February 2012 Hardware
  • Difficult to find upper RAM fault.I've recently repaired an issue 3B 48K Spectrum that had a tricky to diagnose upper RAM fault, so I thought I'd post a report of what I found here. …

    ... it a set of new electrolytic capacitors.

    After switching ...
    Zorn Zorn April 2012 Hardware
  • TR4 continues blowing up!The TR4 of my Speccy Issue 3 continues burning even after I changed all electrolytic capacitors and the BA157 diode. If these things serve only to h…

    ... even after I changed all electrolytic capacitors and the BA157 diode ...
    Turrican Turrican May 2012 Hardware
  • 48K and wavy lines.It seems all Spectrum related things are breaking here at casa de Don Pedro. After the problem with my old ZX81, I went over to my issue 2 ZX Spectru…

    ... /> 1) Press down on each electrolytic capacitor to see if lines ...
    pmsr pmsr July 2012 Hardware
  • Issue 2 video problemHello all, Need some help with an issue 2 board that I 'm trying to restore. I've replaced all the electrolytic capacitors, changed the voltage regu…

    ... /> I've replaced all the electrolytic capacitors, changed the voltage regulator ...
    Pluto63 Pluto63 December 2012 Hardware
  • Correction of +2 hardware errorsThis is a collection of various pieces of information picked up from various places, including a lot from this forum. I have edited it and reworded i…

    ... . The amplifier needs a big electrolytic capacitor to get a smooth ...
    1024MAK 1024MAK January 2013 Hardware
  • 48k Issue 4A power supplyHi, I just repaired a 48k Spectrum+ with an Issue 4A board. The computer worked but the picture was mono with bad contrast and bad synchronizing. I …

    ... lines to the RAMs the electrolytic capacitor C44 was cut from ...
    ingo ingo April 2013 Hardware
  • 48K ZX Spectrum. Issue 4A.Exclusive to WoS, not advertised anywhere else. For sale is a 48K ZX Spectrum, containing an issue 4A mainboard (in the unusual and pleasing cream c…

    ... cream colour).

    All electrolytic capacitors are new, it provides ...
    Zorn Zorn May 2013 Sales
  • Poorly Issue One 16k spectrum diagnosis?Hello, everyone. :smile: I was lucky enough to buy an Issue One 16k rubber key the other week; I didn't know it was an Issue One till I opened it up…

    ... excellent condition and even the electrolytic caps look good. Amazing.
    Trafferth Trafferth May 2013 Hardware
  • Replacing Axial Caps with Radial CapsMany of the WOS members have complained of how difficult is it to get hold of Axial Capacitors when they want to replace the electrolytic capacitors …

    ... they want to replace the electrolytic capacitors on a ZX Spectrum ...
    Pierre Pierre May 2013 Hardware
  • 48K rubber keyed ZX Spectrum. Issue 3.It's time to offer the WoS forum users another of the Spectrums I've been repairing and refurbishing. See: [URL="http://zx.zigg.net/spectrums/ZX144/…

    ... />
    It has all new electrolytic capacitors, a new keyboard membrane ...
    Zorn Zorn June 2013 Sales
  • August sales[COLOR="Blue"]I have about everything listed here in stock. But some of it must be made ready (with custom wishes). [B]Buying directly will save you…

    ... with SCART cable, all new electrolytic capacitors, all rubber feet[/B ... with SCART cable, all new electrolytic capacitors[/B]
    - unboxed with ...
    bverstee bverstee August 2013 Sales
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Related Threads

  • Interface 1 electrolytic capacitorsInterface 1 has three 47μF electrolytic capacitors. Is it necesary to replace them with fresh ones?<br /> <br /> I always do this with old speccys bu…
  • Which capacitors are electrolytic?Hi! I'm refurbishing my 48k issue 6a, and as recommended by many (and not recommended by some) I'm going to replace the electrolytic capacitors. Mind…
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