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Forum: support.Hardware 10 April 2016, 17:00
Replies: 2
Views: 518
Posted By Secret Vampire
CD32 woes

I picked up a CD32 at a car boot the other week for £8.

No PSU or accessories of course, and there's a crack in the CD lid, and it has seen considerable moisture judging by the rust on the...
Forum: Hardware pics 04 April 2010, 21:25
Replies: 7
Views: 2,401
Posted By Secret Vampire
Right now I seem to have a collection of bits...

Right now I seem to have a collection of bits that don't quite work together properly, though I can get to a kickstart screen and get some activity from the HD+8, so probably just the 500+ needs a...
Forum: Hardware pics 04 April 2010, 20:41
Replies: 7
Views: 2,401
Posted By Secret Vampire
It is indeed an inboard 500, couldn't find the...

It is indeed an inboard 500, couldn't find the box unfortunately, things keep getting moved around since they're preparing to move about a year from now and are clearing stuff out and moving stuff to...
Forum: Hardware pics 04 April 2010, 19:12
Replies: 7
Views: 2,401
Posted By Secret Vampire
A little bit of ography to enhance your Easter Sunday

Hi All,

Just got back from a trip to visit the family, and while there, aside from a faintly terrifying come dine with me/masterchef style meal I foolishly offered to cook for them, I had a...
Forum: support.Hardware 28 March 2010, 11:17
Replies: 8
Views: 2,799
Posted By Secret Vampire
If you could find an old RAM tester which takes...

If you could find an old RAM tester which takes DIP chips you could build or buy an adaptor for SOJ chips with a zif test socket on it.

alternatively you might be able to attach a test socket in...
Forum: Hardware mods 14 March 2010, 19:59
Replies: 101
Views: 6,848
Posted By Secret Vampire
From my dim and distant memory of trying to get...

From my dim and distant memory of trying to get an A590 to work (Didn't try very hard, I got it along with a GVP HD+8 which worked just fine) the relay doesn't switch the +5v and +12v lines anyway,...
Forum: support.Hardware 13 March 2010, 21:07
Replies: 2
Views: 964
Posted By Secret Vampire
Are you using the correct 66MHz crystal for the...

Are you using the correct 66MHz crystal for the 040? (Or a slower one)
If you're trying to use it with the 80MHz one for the 40MHz 040 then you'll be overclocking it, which is never a good starting...
Forum: support.Hardware 28 February 2010, 19:36
Replies: 31
Views: 6,704
Posted By Secret Vampire
I would think for any chip moderate overclocks of...

I would think for any chip moderate overclocks of a few MHz should be possible, plenty of accelerators in the old days used to ship overclocked to 28/35MHz, there's a bloke on ebay selling 70.9379...
Forum: support.Hardware 27 February 2010, 19:29
Replies: 5
Views: 1,306
Posted By Secret Vampire
A similar technique was recommended to me for...

A similar technique was recommended to me for unsticking bearings on certain old seagate drives which were reluctant to spin. Not recommended for electronics though, especially ones that are a bit...
Forum: Hardware mods 24 February 2010, 19:56
Replies: 397
Views: 71,986
Posted By Secret Vampire
I can see that the cheap kind which are basically...

I can see that the cheap kind which are basically a solder sucker built into an iron would damage tracks, since any spring loaded sucker will give a certain amount of recoil onto the board, but with...
Forum: MarketPlace 24 February 2010, 08:51
Replies: 9
Views: 1,357
Posted By Secret Vampire
I've got a bag of mate-n-lock pins somewhere but...

I've got a bag of mate-n-lock pins somewhere but not the shells, if you find a shell I can send some of them to you...
Forum: Hardware mods 22 February 2010, 20:42
Replies: 397
Views: 71,986
Posted By Secret Vampire
To be honest I suspected as much, though, I am...

To be honest I suspected as much, though, I am currently looking at vacuum desoldering stations on ebay, there are quite a few ATM, but they may end up going for silly prices. the ability to maintain...
Forum: Hardware mods 21 February 2010, 19:51
Replies: 397
Views: 71,986
Posted By Secret Vampire
Chain, What temp would you recommend to get...

Chain, What temp would you recommend to get enough heat into the board without burning it? I have a Weller TCP, so I need to buy different tips if I want more or less heat, right now I have an 800F...
Forum: support.Hardware 21 February 2010, 15:55
Replies: 5
Views: 4,063
Posted By Secret Vampire
@loedown I didn't do any comaprisons as such,...

@loedown
I didn't do any comaprisons as such, just went to http://www.futurlec.com/PCBService.shtml and put in the dimensions and specification (25.5x10mm, double sided, solder mask) and messed with...
Forum: support.Hardware 20 February 2010, 18:16
Replies: 35
Views: 5,807
Posted By Secret Vampire
I just did my A600, and found removal...

I just did my A600, and found removal particularly easy using 2 irons, one on each side, then once it's done you can use the irons to lift it off, no detatched pads like when I did my A1200...
Forum: support.Hardware 20 February 2010, 17:53
Replies: 5
Views: 4,063
Posted By Secret Vampire
Possible group buy: SOJ -> DIP 20 adapter PCBs for old accelerator RAM / A500 hacking

See this thread (http://eab.abime.net/showthread.php?t=49318)
I've wanted some of these for ages, to get my Microbotics VXL 30 up to 8MB, and this PCB seems to address the issue of how to do it...
Forum: support.Hardware 19 February 2010, 16:35
Replies: 5
Views: 1,298
Posted By Secret Vampire
Any SCSI drive should work provided that you have...

Any SCSI drive should work provided that you have the right cable, and there is some way of getting power to the drive, so you really need to be looking for an external cased one. Lots of those about...
Forum: support.Hardware 19 February 2010, 16:22
Replies: 3
Views: 839
Posted By Secret Vampire
the popping stud bit is the switch contact, it's...

the popping stud bit is the switch contact, it's probably spring steel. It would probably work if you could find something softer, for a while, but it would deform with use.
Check that the button...
Forum: support.Hardware 18 February 2010, 01:26
Replies: 5
Views: 1,324
Posted By Secret Vampire
Success! The back is a bit untidy, but at...

Success!

The back is a bit untidy, but at least the case top shouldn't flap about once it's put back together.

What I did:


Stick some blobs of epoxy putty to completely cover where the...
Forum: support.Hardware 17 February 2010, 22:46
Replies: 5
Views: 1,324
Posted By Secret Vampire
broken screw holes/posts can be repaired by...

broken screw holes/posts can be repaired by sticking them back together with superglue, a suitable plastic cement or epoxy resin, and then building up the area around the breakage with car body...
Forum: support.Hardware 17 February 2010, 03:26
Replies: 3
Views: 988
Posted By Secret Vampire
The really cheap CPU upgrade option is to get an...

The really cheap CPU upgrade option is to get an A3640, lots floating about from all the people that upgraded A4000s, I personally wouldn't pay more than £40 for one, it will give a decent turn of...
Forum: Hardware mods 08 February 2010, 07:53
Replies: 13
Views: 2,278
Posted By Secret Vampire
I thought that too, but the appnote suggests that...

I thought that too, but the appnote suggests that using some trickery you can measure up to 50MHz with ±10KHz resolution, which should be fine for the purpose of this exercise.
Forum: Hardware mods 08 February 2010, 01:17
Replies: 13
Views: 2,278
Posted By Secret Vampire
the 3rd way is probably the least problematic in...

the 3rd way is probably the least problematic in terms of making it work, but requires being able to trace the clock back to the point where selection is done, which could well be in the middle of a...
Forum: support.Hardware 07 February 2010, 21:01
Replies: 4
Views: 897
Posted By Secret Vampire
I considered that, but all the socketed chips on...

I considered that, but all the socketed chips on the card have been replaced, which only leaves the SIMM socket and edge connector. I'm not sure how much if any heat will reach the edge connector,...
Forum: support.Hardware 07 February 2010, 19:29
Replies: 4
Views: 897
Posted By Secret Vampire
strange ram card problem

In my A1200 I've got an 8MB RAM card, but alas it doesn't work properly. It appears to be a Magnum RAM8 bought as non-working off ebay, which I thought was worth a punt since the seller had only...
Forum: support.Hardware 17 January 2010, 19:33
Replies: 9
Views: 1,982
Posted By Secret Vampire
Viewsonic looks like a good contender for number...

Viewsonic looks like a good contender for number 4 then, though I can't see any of the models mentioned on ebay at present.

But an update, after some hacking with p96mode I managed to get a...
Forum: support.Hardware 17 January 2010, 15:58
Replies: 9
Views: 1,982
Posted By Secret Vampire
Tolerant LCD monitors

A couple of weeks back my CRT 2nd monitor finally shuffled off it's mortal coil, having given an increasingly unstable picture for about a year so I replaced it with a used 19" LCD. Unfortunately,...
Forum: Hardware mods 19 September 2009, 16:36
Replies: 30
Views: 8,379
Posted By Secret Vampire
The way I thought of to do it (But haven't since...

The way I thought of to do it (But haven't since IMO blue LEDs look a bit tacky, and there's not that much point swapping orange for green) was to get a dremel or similar and carve out the original...
Forum: support.Hardware 10 August 2009, 21:54
Replies: 2
Views: 1,285
Posted By Secret Vampire
the vxl 30 will fit on top of another CPU socket...

the vxl 30 will fit on top of another CPU socket expansion provided you lose the shielding (I did it with a spirit insider) but it might not be such a good fit if the elbox upgrade locates the 68000...
Forum: support.Hardware 19 July 2009, 14:52
Replies: 12
Views: 4,313
Posted By Secret Vampire
I think I saw someone on ebay selling just such a...

I think I saw someone on ebay selling just such a solution a month or so back. I can't see why it wouldn't work, since the advice for using a 27c800 with a single ROM is to hold the high address bit...
Forum: Hardware pics 19 July 2009, 14:46
Replies: 24
Views: 6,775
Posted By Secret Vampire
Provided you choose the SBC and graphics card...

Provided you choose the SBC and graphics card sensibly, DOS gaming shouldn't be an issue. most will work fine on a PCI system, but you might need an ISA soundcard for full compatibility.

I've got...
Forum: support.Hardware 19 July 2009, 14:26
Replies: 23
Views: 2,515
Posted By Secret Vampire
I think in that case it was a non-passthrough...

I think in that case it was a non-passthrough model, and the owner has fitted it in his A500 and put the old 512k card in the box, and stuck it in a cupboard, as you do, and it shows up on ebay 15...
Forum: support.Hardware 18 July 2009, 02:03
Replies: 23
Views: 2,515
Posted By Secret Vampire
260435732140 though it's missing the actual...

260435732140 though it's missing the actual chips, a handful of sacrificial 512k cards or old PC Graphics cards would sort that out.
I'm sure there were others, but ebay's completed items search...
Forum: support.Hardware 18 July 2009, 00:47
Replies: 23
Views: 2,515
Posted By Secret Vampire
They're not all that uncommon, I've got a Zydec...

They're not all that uncommon, I've got a Zydec 1MB one with passthrough for a 512k card, that has an adaptor for the Gary chip, and I've seen others on ebay fairly recently.

Also have a Spirit...
Forum: Hardware pics 17 July 2009, 21:43
Replies: 24
Views: 6,775
Posted By Secret Vampire
http://www.bboah.com/index.php?action=artikel&cat=...

http://www.bboah.com/index.php?action=artikel&cat=77&id=3536&artlang=en has to be the holy grail for this type of endeavour, the inline ISA/PCI slots should allow you to install a PICMG SBC, and have...
Forum: MarketPlace 18 June 2009, 19:43
Replies: 17
Views: 2,537
Posted By Secret Vampire
I'm afraid I'm all Canon (And the odd Zenit) so...

I'm afraid I'm all Canon (And the odd Zenit) so I've never tried, the Canon SLRs have a longer register distance than M42, so my adaptors don't need any glass, I thought the situation was much the...
Forum: MarketPlace 18 June 2009, 08:54
Replies: 17
Views: 2,537
Posted By Secret Vampire
have you considered an m42 screwmount lens with...

have you considered an m42 screwmount lens with nikon adaptor? the top quality fast ones tend to be a bit on the expensive size, but if you're not too fussed there are lots of generic russian lenses...
Forum: support.Hardware 29 May 2009, 23:28
Replies: 74
Views: 9,657
Posted By Secret Vampire
Daniele Gratteri (http://www.gratteri.tk/) burned...

Daniele Gratteri (http://www.gratteri.tk/) burned me a 4060 ROM a while ago for a reasonable price.

an 80MHz crystal will run an 060 at 80MHz, which might work, depending on the 060, but you'll...
Forum: support.Hardware 23 May 2009, 12:42
Replies: 22
Views: 1,690
Posted By Secret Vampire
The switch needs to be a latching type to keep...

The switch needs to be a latching type to keep the ATX PSU switched on, unless you want to keep the power button pressed in with your finger while using the machine. Reset switches and ATX case power...
Forum: Hardware mods 22 May 2009, 08:54
Replies: 3
Views: 1,384
Posted By Secret Vampire
Retina Z2 definitely works, but I couldn't get a...

Retina Z2 definitely works, but I couldn't get a spectrum to work at all, the Amiga didn't even see it with the fusion plugged in (Or with a VXL 30 for that matter).
Picasso II has been reported to...
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