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Crappy video in +2B/+3Maybe it's not a failure in my ZX Spectrum, but I need some advice... I've got some spectrums (a ZX Spectrum +, two spanish ZX Spectrum +2B and a mo…
... of 12V
- Add a capacitor of at least 22uF in ... lowering to +5v, but the capacitor will wait another week (shops ... -
Crappy video in +2B/+3Maybe it's not a failure in my ZX Spectrum, but I need some advice... I've got some spectrums (a ZX Spectrum +, two spanish ZX Spectrum +2B and a mo…
... removing anything.
The capacitor will remove the DC component ... USB capture device has a capacitor at its input so it ... , if you cannot use a capacitor right now, use the +5V ... -
Crappy video in +2B/+3Maybe it's not a failure in my ZX Spectrum, but I need some advice... I've got some spectrums (a ZX Spectrum +, two spanish ZX Spectrum +2B and a mo…
... .
- Tested with a 22uF capacitor: black screen (NOT blue, so ... signal).
- Lower voltage with capacitor: still black screen.
- I ... ), but still same quality. With capacitor, I get a "blue screen ... -
Do not open, no idiot servicable parts inside.Hi im very sad abd in need of some help thanks. Ok heres the deal i bought a second hand pc, it worked brill the only problems were the psu didnt fi…
... debatable, but any high voltage capacitor should be treated as a ... terminals just in case. One capacitor looks like another. You never ... -
Do not open, no idiot servicable parts inside.Hi im very sad abd in need of some help thanks. Ok heres the deal i bought a second hand pc, it worked brill the only problems were the psu didnt fi…
... . I think that was a capacitor discharging in a different way ... -
Broken or upgraded ZX Spectrum 48kHello First i want to say hello to everybody. I have a new ZX Spectrum 48k in my collection. Seller said that it is broken (no picture). I have this…
... , like a defect chip or capacitor. (After exchanging 7805 of course ... -
Broken or upgraded ZX Spectrum 48kHello First i want to say hello to everybody. I have a new ZX Spectrum 48k in my collection. Seller said that it is broken (no picture). I have this…
... , like a defect chip or capacitor. (After exchanging 7805 of course ... -
Scart/Composite output for 48K SpectrumHas anybody been able to achieve a Scart or Composite out put for a 48K Spectrum? If not, this is a badly needed modification. Modern TVs are not cut…
... Swedish fix that uses a capacitor instead:
[URL="http ... question is, what does the capacitor do for us, and is ... -
Scart/Composite output for 48K SpectrumHas anybody been able to achieve a Scart or Composite out put for a 48K Spectrum? If not, this is a badly needed modification. Modern TVs are not cut…
... Swedish fix that uses a capacitor instead:
[URL="http ... -
Scart/Composite output for 48K SpectrumHas anybody been able to achieve a Scart or Composite out put for a 48K Spectrum? If not, this is a badly needed modification. Modern TVs are not cut…
... question is, what does the capacitor do for us, and is ... Maplin?[/QUOTE]
A. the capacitor will only allow the 'signal ... .S. you could insert the capacitor without removing 'TV' from the ... -
Trying to fix Spectrum Issue TwoHello everybody, I bought from eBay three Spectrums - one is Issue Two and the other two are Issue 3. The Issues 3s look like they are working but t…
... measures the 'resistance' of the capacitor by sending an alternating current ... tell whether a (ceramic) decoupling capacitor is still capable of doing ... -
Strangely, I just can't STOPOK, I bought an RWAP keyboard matrix and put it in my Spectrum+ last night (ta), I did the Swedish composite mod with a capacitor, I fixed the missin…
... as (part of) a capacitor. Now the first current that ... just fill up (load) the capacitor. This means that some time ... understand that loading a large capacitor (+ keyboard foil) takes longer ... current to flow into the capacitor, resulting in a faster loading ... -
TRD/SCL importer for MB02+ and PROFI INTERFACEHi all MB02+ users, I know this time noone of you will be able to use my new program, because with MB02+ you will also need Velesoft's PROFI INTERFA…
... 128KB memory chips and 1 capacitor.
Further info about ... -
My 1st CPLD project using the Xilinx XC9536Title says it all - for those of you who are considering the use of a CPLD or FPGA (programmable logic) in your electronics ventures, I've documented…
... minimize supply pins -> decoupling capacitor(s) distance, and choose good ... -
Electronics Help!I've brought a little universal amplifier from Maplins which is to go into the arcade machine I have, so power its speaker from the computers line ou…
... a nice big 30V electrolytic capacitor between -V and +V, that ... -
Electronics Help!I've brought a little universal amplifier from Maplins which is to go into the arcade machine I have, so power its speaker from the computers line ou…
... . Do you have a decoupling capacitor on the input to the ... -
Electronics Help!I've brought a little universal amplifier from Maplins which is to go into the arcade machine I have, so power its speaker from the computers line ou…
... . Do you have a decoupling capacitor on the input to the ... [/QUOTE]
No decoupling capacitor.
I've tried ... -
Electronics Help!I've brought a little universal amplifier from Maplins which is to go into the arcade machine I have, so power its speaker from the computers line ou…
... DC blocking cap, i.e. capacitor coupling. Get a highish value ... -
z80 emulator with converter ?Hi i am finding the old z80 emulator v2 or v3, dont remember. Some of these versions have the snapshopt to 1.45 converter that allows us to conver t…
... here:
[url]http://www.secarica.ro/html/plus3_hardware.html[/url] -
+3 ProblemsI have been having a few problems with my +3 and I am wondering if anyone can help or give me some advice: 1. I have 2 blank disks which I have save…
... ; you could cut out the capacitor that mixes audio and video ... -
Help, How to RGB to VGA Connector on +2A ?Hi, How would I go about converting the RGB output connector from ZX Spectrum +2/A to VGA type of connector. I found this device [url]http://www.am…
... ) are the sign for a capacitor of 1 nF they are ... -
Challenging the orthodoxy - Composite modWell, what's brought this on is two things: firstly I composite-modded an Issue 4S board this weekend in preparation for the Vintage Computing Festiv…
... 's) and an in-line capacitor (swedish version I think). I ... -
Challenging the orthodoxy - Composite modWell, what's brought this on is two things: firstly I composite-modded an Issue 4S board this weekend in preparation for the Vintage Computing Festiv…
... (390 Ohm) via a large capacitor, then such load (loudspeaker?) could ... show. The use of the capacitor would prevent disturbing the DC ... would advice a good (large) capacitor in series.
My opinion ... -
Challenging the orthodoxy - Composite modWell, what's brought this on is two things: firstly I composite-modded an Issue 4S board this weekend in preparation for the Vintage Computing Festiv…
... component, so I added a capacitor to above circuit. I found ... good without a series capacitor. Adding/removing that capacitor is so easy ... -
Challenging the orthodoxy - Composite modWell, what's brought this on is two things: firstly I composite-modded an Issue 4S board this weekend in preparation for the Vintage Computing Festiv…
... /> In that case, surely a capacitor in series with the output ... -
Challenging the orthodoxy - Composite modWell, what's brought this on is two things: firstly I composite-modded an Issue 4S board this weekend in preparation for the Vintage Computing Festiv…
... ]In that case, surely a capacitor in series with the output ... -
Some ROM/EPROM questions...I've got a ZX Spectrum +, a +2A and +3 computers, and I've been using +3e project ROMS for a while in my +3. I was thinking about using an EEPROM or…
... chosen values). Add a small capacitor to that, and you should ... -
How to make a comp video cable for +2 greySorry to bog, maybe the clue is just laiden on another thread but.... I have just obtained a 128 +2 grey, fully working BUT the aerial signal is bad…
... the culprit ? My clumsiness, some capacitor expired, or the infamous video ... -
So you need to double (or triple, or quadruple) the clock speed...No particular reason for posting this, other than I was looking at an eZ80 evaluation board that does this, and that jogged my memory of a project I'…
Reverse the polarity on the flux capacitor and get it up to 88mph ;)