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What's the best solution for audio loading on a 48k?I have three 48k Speccies. All have been recapped and AV modded, but only one (an issue 4A) is currently loading via Teezix. (the other two (issue 3…
... right together, according to my multimeter.[/quote]Which is fine when ... -
Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
... signs of life on a multimeter. 4) And one , the last ... -
Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
Re above pic of No 4 Power Supply
This one has 2 16v 2200uf capacitors . It gave a voltage reading of 13.53 volts with a multimeter and powers up a 48k Spectrum OK -
Not bored with the Boards.Going through some old tapes stored rather badly I came across an unlikely item that that I must have stored away quickly with other low grade items …
... ? And it DOES give a multimeter reading as well as an ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
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Have you got a multimeter with continuity test function? If ... -
Black screen on 48k+Hello peeps Just bought a 48k+ was working fine then after leaving it off over night I turned back on to get a total black screen, no border etc. …
... the supply voltages with a multimeter, preferably a good digital one ... you are using a digital multimeter, connect the negative lead (black ... -
I am currently watching.....This stems from a rant Mel did months ago on the currently listening to thread, and he suggested starting a thread like this to somebody (sorry can't…
Yeah we're playing so crap right now, you might have a chance :p
It was obviously a fluke last time... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... range(s) (ohms) on a multimeter.
Pin 21 on ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... and a half digit digital multimeter to check. The actual results ... -
Spectrum +2 Grey internal cassette connectorIs it possible to buy the internal white cassette connector (the bit with pins on the motherboard and the bit that dangles from the leads) from Mapli…
... sell it.
A multimeter on continuity or a low ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
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If you have a multimeter around, you can easily test ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... the two ends of the multimeter . Sounds a great idea if ... -
ZX-Uno moddingStarting with ZX-Uno case modding I have not yet received my ZX-Uno yet (it is in the post) but I know that I will have to do at least one mod …
... .
As for the multimeter, it's not so hard ... -
Need some help repairing an issue 3 spectrumI am looking for some help repairing an issue 3 speccy, here's what I tried so far. The speccy is not booting up correctly, when using the diagnos…
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Have you used a multimeter on the 200 ohm range ... -
48K Issue 2 Spectrum showing exactly 16KI've acquired an issue 2 and it quickly became clear that only 16K of memory is available. I've read that some early 48K Spectrums with malfunctionin…
... 's best to use a multimeter on the 200 ohms range ... -
Upper memory issueZX Spectrum 48K, issue 2, boots fine. Lower RAM OK. When tested with the new test ROM in the Diagboard, for all upper RAM tests "FAIL" is shown. I…
... pins testing good on a multimeter (using continuity range) to adjacent ... -
Composite video ghost image on ZX Spectrum 128K +2Hi, I have a ghost image on the composite video out on my ZX Spectrum 128K +2 and have run out of ideas of what could be wrong. Does anybody have a…
... continuity test mode on the multimeter and thought the RGB pins ... -
+2A PSU ResurrectionHi all. I have a couple of +2A machines and a +3 with PSUs for each but I'm having a problem with one of them. I've replaced the internal glass…
It might be a blown voltage regulator or diodes. Do you know a little about electronics and have a multimeter with continuity test function? -
+2A PSU ResurrectionHi all. I have a couple of +2A machines and a +3 with PSUs for each but I'm having a problem with one of them. I've replaced the internal glass…
I'm a bit sketchy if I'm honest; I know the basics and I do have a multimeter though. What should I be prodding? ;-) -
+2A PSU ResurrectionHi all. I have a couple of +2A machines and a +3 with PSUs for each but I'm having a problem with one of them. I've replaced the internal glass…
... and I do have a multimeter though. What should I be ... -
+2A PSU ResurrectionHi all. I have a couple of +2A machines and a +3 with PSUs for each but I'm having a problem with one of them. I've replaced the internal glass…
... measure this by poking your multimeter probes into the end of ... -
+2A PSU ResurrectionHi all. I have a couple of +2A machines and a +3 with PSUs for each but I'm having a problem with one of them. I've replaced the internal glass…
... measure this by poking your multimeter probes into the end of ... -
Magenta border and black screenGot my hands on a issue 3 48k machine. Did the initial resistance checks and everything seemed in order buy when I switch the machine on all I get is…
... continuity mode on a digital multimeter. Then if no faults are ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... does not help, use your multimeter on continuity (or a low ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... know . It is my "usual" multimeter question! Sorry).
It ... -
Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... the continuity buzzes from the Multimeter appeared weak or intermittent and ... -
ZX Spectrum issue 4B acquiredI recently acquired a ZX Spectrum with serial number 138-363292 on the case, and a 1983 issue 4B board I got it for the purpose of repair. and have…
... surprisingly tests ok with the multimeter O_o (sorry no pic, its ... -
Spectrum 48+ 4S - Upper RAM issue, and now a self-created problem!I recently picked up a known-flaky spectrum off eBay, to have a bit of fun fixing it and reliving youth. It was labelled as 'keyboard duff, shows…
... board tested fine with the multimeter, as far as the above ... -
Celebrity deaths...How about putting them all in one thread? In a sticky? As it seems to be a weekly thing at the moment? Save a bit of space and we can all do without …
... eventual live performance was no fluke. He really could sing, and ... -
Celebrity deaths...How about putting them all in one thread? In a sticky? As it seems to be a weekly thing at the moment? Save a bit of space and we can all do without …
... eventual live performance was no fluke. He really could sing, and ...
