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Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... Mark is a standard tantalum capacitor. The capacity (range 1-10 ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
[QUOTE=rune;716147]Yeah, its got a 1 and 35 and a + on it. Is that 1.0 uf and 35v and polarity?[/QUOTE]
Very likely, yes. That would be a common value for a tantalum capacitor :smile:.
[I][B]Mark[/B][/I] -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... common value for a tantalum capacitor :smile:.
Cheers Mark ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... /> I've got a new capacitor coming and will look to ... -
ZX Spectrum Pre-regulator DesignCarrying on from the "[URL="http://www.worldofspectrum.org/forums/showthread.php?t=44486"]Issue 2 crashes after about 30 mins[/URL]" thread... [QUOT…
... to act as a tuning capacitor/potentiometer control panel, but never ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... 's a 0.1uF polyester capacitor. Probably for decoupling -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... 's a 0.1uF polyester capacitor. Probably for decoupling[/QUOTE]
Ok, in case of a capacitor R2-C2 becomes a RC ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... 's a 0.1uF polyester capacitor. Probably for decoupling[/QUOTE]
capacitor. However, I think that it ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... /> I've replaced the tantalum capacitor and the device is working ... -
Plus D Voltage Regulator OrientationHi, I?ve got a Plus D Disc Interface circuit board without case from a friend. Sadly he sends it to me without care for proper packaging. So it arr…
... wrong orientated 100uF 25V electrolytic capacitor fitted in or cutted of ... -
ZX spectrum 128K + 2 (Grey one :)Hi all, I'm trying to revive a dead ZX 128K +2 (the grey one). The regulator was damaged and seemed to be feeding 7.8Volts onto the pcb. Yikes ! I…
... resistors R29, R30, R78 and capacitor C27 form a self starting ... -
ZX spectrum 128K + 2 (Grey one :)Hi all, I'm trying to revive a dead ZX 128K +2 (the grey one). The regulator was damaged and seemed to be feeding 7.8Volts onto the pcb. Yikes ! I…
... , R30,[B] R33[/B] and capacitor C27 form a self starting ... -
ZX spectrum 128K + 2 (Grey one :)Hi all, I'm trying to revive a dead ZX 128K +2 (the grey one). The regulator was damaged and seemed to be feeding 7.8Volts onto the pcb. Yikes ! I…
... , R30,[B] R33[/B] and capacitor C27 form a self starting ... -
Anyone using an RGB SCART cable with a +2A/+3 and LCD TV?In [URL="http://www.worldofspectrum.org/forums/showthread.php?t=44697"]a recent thread[/URL], I mused: [quote]Can +2As be composite modded? If so, I…
... pin16. solved it by adding capacitor:
[url]http://www ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... ]Ok, in case of a capacitor R2-C2 becomes a RC ... -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
... ]I've replaced the tantalum capacitor and the device is working ... example negative pin of tantalum capacitor C1)
Thanks! -
Barn find #4I think this is some sort of backup device. Its got "007" on the motherboard and the mice have chewed the buttons. Will do a little research later in…
Beta Disk MicroP 3.5 Disk Drive DIN Connectors signalsHello, I own a Beta Disk with an 3,5" Disk Drive from MP (MicroP) which has two DIN Connectors. One is a DIN Connector with 5 Pins, the other a DI…
... of diodes and a big capacitor. Also I see that in ...Possible dodgy +2 - resets when loadingSo I have a grey model +2 with a recently refurbed tape deck (new belts and cleaned heads). It might be a product of bad loading, but from what I ca…
... impossible to decide if a capacitor is sound from just doing ... circumstances, for example when the capacitor is close to a component ... case the pressure inside the capacitor will build up and ... does not mean that the capacitor is still within specifications. ESR ...Spectrum 48k video and keyboard issueHi all, few days ago I experimented with battery supply for my speccy (48k issue 2), and I was measuring the voltage and how much current it used. A…
... only apply to the input capacitor that precedes the 7805. You ...When is a 16k not a 16k ?Can anyone explain what this machine is supposed to be ? Speccy with a 16K sticker on the base. Doing a peek 23733 returns 255 so a 48K ? Opened …
... like there's a radial capacitor bodged on too. If it ...When is a 16k not a 16k ?Can anyone explain what this machine is supposed to be ? Speccy with a 16K sticker on the base. Doing a peek 23733 returns 255 so a 48K ? Opened …
[QUOTE=guesser;720890]It's also hard to tell from the photo but it looks to me like there's a radial capacitor bodged on too.[/QUOTE]
That appears to be the standard, Sinclair recommended modification to the issue 2 voltage converter circuit.When is a 16k not a 16k ?Can anyone explain what this machine is supposed to be ? Speccy with a 16K sticker on the base. Doing a peek 23733 returns 255 so a 48K ? Opened …
... . The change is an additional capacitor as shown above and a ...spectrum issue 6a oddityMorning everyone Bought a speccy (rubber key) from ebay in near mint condition - couldn't tune in on analogue particularly well so did the comp mod …
... use a higher voltage rated capacitor if that's all you ...spectrum issue 6a oddityMorning everyone Bought a speccy (rubber key) from ebay in near mint condition - couldn't tune in on analogue particularly well so did the comp mod …
... mainly due to the C45 capacitor which had leaked. I replaced ...ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
... switching psu, with a 100n capacitor between 74lvc1g14 power pin and ...ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
Two corrections:-
The capacitor connected to the base of ...ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
... ;722118]Two corrections:-
The capacitor connected to the base of ...ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
... .
Ben, put the capacitor as I told, after a ...
