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zx spectrum 48k loading issue (memory problem i think)Hi I have a 48k spectrum that until yesterday was working flawlessly. The spectrum seems to work fine but the problem is with loading games.All the …
... on the board with a multimeter?
Thank you[/QUOTE ... -
Fuzzy Screen On 48k Spectrum.Hi there. I bought a Spectrum off eBay last week (another for my collection lol), and it suffers with a fuzzy screen e.g. it looks like interference …
... resistance readings etc. with my multimeter and logic probe, the writing ... -
Recapping old equipmentOld household equipment,stuff like radios,is it worth recapping them?,i don't know if its worth the effort,surely they be fine?.
... a capacitance-meter or a multimeter with such capabilities.
If ... -
Recapping old equipmentOld household equipment,stuff like radios,is it worth recapping them?,i don't know if its worth the effort,surely they be fine?.
... a capacitance-meter or a multimeter with such capabilities.
If ... -
2 48K speccys dead..Hey guys! I've got two of our rubbery friends with me that need some help. They've been like this for some time, but I would like to try and fix th…
... while I accidently put the multimeter probe on one of the ... -
Zx Spectrum 48k+ black screenHi A friend of mine gave me his 48k+ and when i tried to turn it on I just get a black screen of the TV. I don't have sound of the console. Where c…
... dying, do you have a Multimeter, do you know how to ... -
Zx Spectrum 48k+ black screenHi A friend of mine gave me his 48k+ and when i tried to turn it on I just get a black screen of the TV. I don't have sound of the console. Where c…
... dying, do you have a Multimeter, do you know how to ... />
I do have a Multimeter and I know how to ... -
Zx Spectrum 48k+ black screenHi A friend of mine gave me his 48k+ and when i tried to turn it on I just get a black screen of the TV. I don't have sound of the console. Where c…
... ]
I do have a Multimeter and I know how to ... your probes and set your multimeter to correctly assert the ability ... -
zx 48K PSU and C116It seems that ZX 48K and Commodore C116 have identical power supply, 9V 1A, DC, minus in centre. Can someone confirm it?
... suggest the use of a multimeter =)
[url=http ... -
Hi everybody! Need help trying to rescue a ZX 48K...Hi, since this is my first post, a bit of info about me: I'm an Italian guy, now living in Poland (Warsaw), informatics and electronic geek since…
... are faulty with just a multimeter? (I can check frequency signals ... -
Hi everybody! Need help trying to rescue a ZX 48K...Hi, since this is my first post, a bit of info about me: I'm an Italian guy, now living in Poland (Warsaw), informatics and electronic geek since…
... you can check with a multimeter.
Try to replace ... -
Zx Spectrum 48k+ black screenHi A friend of mine gave me his 48k+ and when i tried to turn it on I just get a black screen of the TV. I don't have sound of the console. Where c…
... your probes and set your multimeter to correctly assert the ability ... -
WANTED: Microdrive caseI am after a Microdrive case or a faulty spares & repairs one
... odd, but without getting the multimeter out I cant say for ... -
What am I doing wrong with loading?I recently got my Spectrum working, but I'm having troubles loading games. I plug a cable from my computers soundcard out to the Ear port, type LOAD …
... anything.
If you have multimeter/scope you may try to ... -
ZX Spectrum 48k issue 3b power problem?Hi :) I was lucky enough to find a couple of ZX Spectrums at a car boot sale yesterday. I spent the evening fiddling about with one (issue 2) and t…
... />
I have a borrowed multimeter but Im not familiar with ... -
ZX Spectrum 48k issue 3b power problem?Hi :) I was lucky enough to find a couple of ZX Spectrums at a car boot sale yesterday. I spent the evening fiddling about with one (issue 2) and t…
... />
I have a borrowed multimeter but Im not familiar with ... test RAM only with a multimeter. Even the oscilloscope does not ... -
ZX Spectrum 48k issue 3b power problem?Hi :) I was lucky enough to find a couple of ZX Spectrums at a car boot sale yesterday. I spent the evening fiddling about with one (issue 2) and t…
... .
You can use the multimeter to check that all the ... -
Microvitec 1431 MonitorI've been lucky enough to get my hands on a Microvitec 1431 monitor, the one with a dedicated Spetrum input. This works great on a 48k with the in…
[QUOTE=stevethedoc;529987] I've not got a cable tester to use on the YUV lead.[/QUOTE]
Not even a simple multimeter? -
Dead 128 ToastrackHi! I bought 128 toastrack motherboard and seller said it's working. Maybe it was when he sent it but motherboard was only put into envelope. So it …
... of call should be a multimeter so you can check voltages ... -
Spectrum not working, can anyone help this lady?[URL="http://www.retrogamer.net/forum/viewtopic.php?f=6&t=29734#p674152"]http://www.retrogamer.net/forum/viewtopic.php?f=6&t=29734#p674152[/URL]
... easily by anyone with a multimeter and soldering iron (plus some ... -
Help with Spectrum 128k reparationHi! I have the following symptoms with a 128k unit version 6U - On power on, black and white bars (one char width each), white background - Once po…
Ok, I'm going to test that.
By the way, I think that C44 is broken, as I can read a fixed resistance with the multimeter, and that's why I don't have -12v :S -
RGB cableI constructed an RGB cable to my +3 as per schematic on page 14 of this document here: [URL="http://mts.speccy.cz/doc/128_rgb.pdf"]http://mts.speccy.…
... . I'm curious as my multimeter will show about the nominal ... -
RGB cableI constructed an RGB cable to my +3 as per schematic on page 14 of this document here: [URL="http://mts.speccy.cz/doc/128_rgb.pdf"]http://mts.speccy.…
... . I'm curious as my multimeter will show about the nominal ... negligible.
a good multimeter (used as voltmeter) behaves almost ... -
Placing a switch over a jumper?Hi Guys, Rich from RWAP has kindly provided me with a replacement DivIDE Plus after problems with my original. The new one however has the two (woul…
... . Checked it works with a multimeter, plugged it into J2 and ... -
Dead Spectrum SocietySo I'm getting back into real Sinclair computers rather than emulators. During the summer months I was lucky enough to buy a working ZX81 and was giv…
... advanced test equipment is a multimeter but at work I have ... -
Dead Spectrum SocietySo I'm getting back into real Sinclair computers rather than emulators. During the summer months I was lucky enough to buy a working ZX81 and was giv…
... advanced test equipment is a multimeter but at work I have ... -
Requesting a little help to identify the purpose of this 'add-on' to my Issue 2Hi everyone First of all it's my first post here so please go easy on me! I'm grateful to be accepted into your fine little club :smile: I probabl…
... . All you need is a multimeter (get one for $10-20 ... -
Requesting a little help to identify the purpose of this 'add-on' to my Issue 2Hi everyone First of all it's my first post here so please go easy on me! I'm grateful to be accepted into your fine little club :smile: I probabl…
... (12w, 18w and 21w), a multimeter, several magnifying glasses of various ... -
Dead Spectrum SocietySo I'm getting back into real Sinclair computers rather than emulators. During the summer months I was lucky enough to buy a working ZX81 and was giv…
... against ground with an ordinary multimeter (20V=). On a working 3B ...
