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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 …
... ceramic) and one inductor (choke / coil) per output rail. So for ... between the primary coil winding and the secondary coil winding.[/list]
Issue 3b boarddiode ID5 and cap C47 are missing from my board will these have any effect on system powering up. I have checked the voltages on the 7508 and its …
... the burned resistor across the coil and that 100R one on ...+2 Grey - bluey about to blowI've been turning the TR4 bits around inside my Spectrun +2 Grey issue 3 and noticed that it looks like the blue guy is about to burst.... (I had ph…
... 's an inductor, a small coil of wire encapsulated inside a ...12V ripple with lower ram installedI repaired a speccy this week. Before doing anything I replaced all caps and measured the transistors in the power section. When doing this I found t…
... that C50 and the regulator coil are getting hot, especially the ... coil.
I did this with ... measure any shorts inside the coil itself.12V ripple with lower ram installedI repaired a speccy this week. Before doing anything I replaced all caps and measured the transistors in the power section. When doing this I found t…
I am trying to understand why C50 and the coil are getting warm (almost hot). C50 is right behind the 9V input. I changed it already, but this made no difference.12V ripple with lower ram installedI repaired a speccy this week. Before doing anything I replaced all caps and measured the transistors in the power section. When doing this I found t…
... decided to change the regulator coil, as it was getting hot ... problem of c50 and the coil getting hot. Now I had ...12V ripple with lower ram installedI repaired a speccy this week. Before doing anything I replaced all caps and measured the transistors in the power section. When doing this I found t…
Excellent, the coil must have been partially shorted by a winding or two.
BNot 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 …
... making a note of which coil and side they are from ...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 …
... the winding with THIN wired coil not to the THICK wired ...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 …
... glass fibre reinforcement to the coil box casing.
At ...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 …
... about the "Chernobyl" shroud ,the coil block can be mounted with ...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 …
... the PCB and the transformer coil block ) and the wood blocks ...i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... June, Current 93 and Coil.
currently Coil
https://www ...i am currently listening to........as i couldnt seem to find the old one, i didnt look that hard :P ive started a new one right after somebody asked me for some slayer ive rediscovere…
... with. Love a bit of Coil too. Just hoping I don ...48k Speccy died, resistors getting too hot to touchHi folks, With 2 days to go till an exhibition my trusty dual-boot 48K issue 3b that I made last year has given up the ghost and I'm not sure I ha…
... no fans running and the coil wasn't buzzing so I ... ....bingo!
So the coil died which took out voltage ...Issue 6A power modificationHi all, Just saw this on an issue 6A that I'm working on. Anyone seen anything like it before or even know what it's supposed to be doing? Faulty …
... resistors will overcome a faulty coil (which is actually a transformer ...Issue 6A power modificationHi all, Just saw this on an issue 6A that I'm working on. Anyone seen anything like it before or even know what it's supposed to be doing? Faulty …
Maybe the coil was replaced by something not entirely compatible.48K Issue 6a wobbly and flickering TV outputHi folks, Found an untested issue 6A Spec whilst tidying up and it had a warranty sticker on it from a past repair which seemed to be a socketed L…
... (keyboard membranes, lower RAM, one coil) this is the newest of ...48K Speccy coilsHi folks, For once I don't have an issue, but I HAVE just reanimated two long-dead issue 2 speccies by rewinding their 12V coils after reading a c…
... watch -
remove the coil from the board - it's ...What excites you? ;)We had currently quite a lot of threads like this one: http://www.worldofspectrum.org/forums/discussion/53345/change-of-career-doing-something-diffe…
[quote="MatGubbins;880240"][quote="moggy;880236"]A cattle prod to the Kn@ckers generally works for me. @-) [/quote]
And what do you use if it doesn't work?
[/quote]
A Tesla coil.Things you hated about the speccyFor me it would be the Kempston interface coming loose and the machine crashing after a good session of waggling my joystick.
... line.
4.The 'coil' er 'noise' seemed to be ...No VCC on the TEA2000 on a +2 greyI'm trying to fix a +2 grey that has no RF and composite out, RGB is good and the machine works just fine. I thought it would be an easy job... repl…
... 12V. Replaced ztx213 ztx650 and coil altogether and everything works fine ...Original Grey +2 Picture IssuesSo, I have my +2 connected to an old CRT TV, and the Speccy has been working fine. Decided to have a shift around, but once I moved the +2 i've lost…
... pot is just a tuning coil which fine tunes the channel ...Original Grey +2 Picture IssuesSo, I have my +2 connected to an old CRT TV, and the Speccy has been working fine. Decided to have a shift around, but once I moved the +2 i've lost…
... possible somehow that the tuning coil is 'loose', knocking it off ...Kempston option spazzing outHi again I have a speccy 48k issue 6a. With it I have a Datel Kepston interface and a konix speedking joystick, all of them in my posession since…
... 's shuffled off its mortal coil.
I'm learning so ...JSW vs Manic Minerpoll time, which one do you prefer? its weird, nearly every time Id choose 'complete-the-level, time limit, arcadey platform' style games over adv…
JSW deserves a mention just for its ending. The way that Willy initially sets of running feels like a bug, and the way that the woolen bobbin thingy on The Landing is avoided is really neat. One of the best Spectrum game endings.JSW vs Manic Minerpoll time, which one do you prefer? its weird, nearly every time Id choose 'complete-the-level, time limit, arcadey platform' style games over adv…
[quote="morph;896397"]...and the way that the woolen bobbin thingy on The Landing is avoided is really neat.[/quote]
This is [i]really[/i] clever. Kudos to Matthew Smith for working all that out - some fine tweaking there.Toastrack - faint monochrome displayHi all, I've got a Toastrack with a video issue on both RGB and RF. I get a faint monochrome screen: on one LCD display it is predominately white,…
The coil will show up as a ... if BOTH windings on the coil were shorted to each other ...Toastrack - faint monochrome displayHi all, I've got a Toastrack with a video issue on both RGB and RF. I get a faint monochrome screen: on one LCD display it is predominately white,…
Sometimes the coil has been hot, and windings ... (!) a second, is taking the coil out, desoldering the 'end' of ... to my 'shaking' hands. The coil is working in another Spectrum ... may search the forums or 'coil' to find more.
