Search found 446 matches

by dexterslab
Fri Feb 05, 2010 12:26 pm
Forum: For sale / Wanted
Topic: For Auction: Atari ST & 68K Programming Books
Replies: 4
Views: 598

Re: For Auction: Atari ST & 68K Programming Books

not touched it in 17 years, it all looks like gibberish to me now i'm afraid :oops:
by dexterslab
Fri Feb 05, 2010 10:50 am
Forum: Professionals
Topic: TT FPU overclock
Replies: 25
Views: 3164

Re: TT FPU overclock

i think it's less complex on the TT simbo, the CaTTermaran seems to just inject new clocks into a few places to overclock CPU/FPU to 48mhz and thats well proven, no extra boards or ram needed. The CPU/FPU is asynchronous to the main bus which does help. Someone was going to look at reverse engineeri...
by dexterslab
Fri Feb 05, 2010 9:52 am
Forum: Hardware
Topic: Manuals Project !!
Replies: 189
Views: 116077

Re: Manuals Project !!

@shredder11 & spiny

if you both can confirm they will be scanned and made available to everyone... then PM me your addresses and i'll post them out
by dexterslab
Thu Feb 04, 2010 8:09 pm
Forum: Hardware
Topic: Manuals Project !!
Replies: 189
Views: 116077

Re: Manuals Project !!

i have a few manuals here i can donate to the cause, if they are not needed i can put them into paper recycling:

GFA Raytrace, Universal Item Selector 3, 2B NVDI 3 ET4000, DA's Picture, Lexicor Xenomorph, Microdeal Quartet, Power Computing Supermon v1.03
by dexterslab
Thu Feb 04, 2010 2:08 pm
Forum: Professionals
Topic: TT030 Sales Numbers
Replies: 2
Views: 614

TT030 Sales Numbers

anyone know how many TT's atari sold in total?

seems to be a steady supply of them on ebay so they must have sold a fair few of them
by dexterslab
Thu Feb 04, 2010 1:37 pm
Forum: Professionals
Topic: Advantage of SSD on Falc ?
Replies: 14
Views: 1359

Re: Advantage of SSD on Falc ?

well CF is certainly easier and cheaper to replace / swap than HDDs
by dexterslab
Thu Feb 04, 2010 11:30 am
Forum: Professionals
Topic: TT FPU overclock
Replies: 25
Views: 3164

Re: TT FPU overclock

yea, just wish i could do something with the cpu!

there's pics of the mod on my website, just needs connecting to 5v and GND, i made a jumper that attaches to the W101 FPU clock select jumper so i can select 32 or 40mhz using a jumper
by dexterslab
Tue Feb 02, 2010 6:07 pm
Forum: Professionals
Topic: TT FPU overclock
Replies: 25
Views: 3164

Re: TT FPU overclock

done... not earth shattering, but not bad for a £2 mod Before Float multiply (64bit) -> 0.541 MegaFlops (~204%) Float divide (64bit) -> 0.351 MegaFlops (~203%) Linear (stalled) float -> 1.006 MegaFlops (~188%) Interleaved (piped) float -> 1.003 MegaFlops (~188%) After (40Mhz) Float multiply (64bit) ...
by dexterslab
Tue Feb 02, 2010 1:59 pm
Forum: Chat forum [ENG]
Topic: Atari Forum up again - Feb 2010!!
Replies: 23
Views: 2983

Re: Atari Forum up again - Feb 2010!!

yay! it's back!!

so, who broke it then? :lol:
by dexterslab
Thu Jan 21, 2010 10:02 pm
Forum: Professionals
Topic: How to connect Atari TT to a modern Monitor ?
Replies: 20
Views: 3900

Re: How to connect Atari TT to a modern Monitor ?

tried, can't get it to work

@supergau:
suggest you make sure you always have spare ECL monitors
by dexterslab
Thu Jan 21, 2010 7:37 pm
Forum: For sale / Wanted
Topic: Falcon spotted on ebay
Replies: 19
Views: 1570

Re: Falcon spotted on ebay

my partner is a social worker working child protection, some of the stories she can recall about about filthy homes would make you cringe!
by dexterslab
Thu Jan 21, 2010 6:36 pm
Forum: For sale / Wanted
Topic: Atari STM1 Mouse (New)
Replies: 0
Views: 480

Atari STM1 Mouse (New)

by dexterslab
Thu Jan 21, 2010 6:00 pm
Forum: Professionals
Topic: TT FPU overclock
Replies: 25
Views: 3164

Re: TT FPU overclock

can you credit me and link to my website for the megtt.zip file that you copied from my site? Sorry, but sometimes someone will send me something. I did not want to do anything against the will of the owner. I will arrange the necessary changes. thats ok, i dont mind you putting them up... it's nic...
by dexterslab
Thu Jan 21, 2010 2:13 pm
Forum: Hardware
Topic: Getting a Panther 1 running with NOVA-VDI ET4000
Replies: 13
Views: 1484

Re: Getting a Panther 1 running with NOVA-VDI ET4000

i had a kinda similar problem when i pulled my TT out of storage, the syncs i'd setup for my old CRT were way off for the LCD which tend to be less tolerant of out of spec sync If you can alter the pixel clock and the sync timings then i'd recommend using the timings from here: http://tinyvga.com/vg...
by dexterslab
Thu Jan 21, 2010 8:55 am
Forum: Professionals
Topic: TT FPU overclock
Replies: 25
Views: 3164

Re: TT FPU overclock

aye, cool... that doc says 48mhz. I have 40mhz to start with so we'll see how it goes, oscillators are not expensive so easy to change.

@artik-wroc
can you credit me and link to my website for the megtt.zip file that you copied from my site?
by dexterslab
Wed Jan 20, 2010 3:53 pm
Forum: For sale / Wanted
Topic: Mega STE on ebay
Replies: 8
Views: 1736

Mega STE on ebay

with a fault and pickup only this might be a potential bargain?

http://cgi.ebay.co.uk/ws/eBayISAPI.dll? ... 0475602067
by dexterslab
Wed Jan 20, 2010 3:29 pm
Forum: Professionals
Topic: TT FPU overclock
Replies: 25
Views: 3164

TT FPU overclock

has anyone else overclocked their FPU on the TT? as the FPU can have a clock completly separate from the main CPU/Bus clocks it's a pretty easy mod. I have a 40mhz oscillator here to patch in through the W101 jumper that selects the FPU speed will post pics & results if only it was that simple f...
by dexterslab
Wed Jan 20, 2010 2:57 pm
Forum: Chat forum [ENG]
Topic: Jupiter Ace on E-Prey at £390.00
Replies: 6
Views: 745

Re: Jupiter Ace on E-Prey at £390.00

dont know a thing about the jupiter so no idea what they are worth... but lack of snipers at the end usually means it's sold for more than it should
by dexterslab
Wed Jan 20, 2010 12:25 pm
Forum: Professionals
Topic: TT & MegaSTe Keyboard Repair
Replies: 7
Views: 1598

Re: TT & MegaSTe Keyboard Repair

tbh i made the 2nd neater by putting masking tape either side of the 'new' track before painting... but i didn't take pics of it it's pretty simple and easy solong as your carefull with removing the green mask/insulator from the membrane, it's very easy to take off the track with it @mdivancic: i bo...
by dexterslab
Wed Jan 20, 2010 9:25 am
Forum: Professionals
Topic: TT & MegaSTe Keyboard Repair
Replies: 7
Views: 1598

TT & MegaSTe Keyboard Repair

in the lab today, i fixed two TT keyboards with broken membranes. Both went in the same place in the top left hand corner (as your looking at the front of the keyboard) This fixes the common problem where the control, shift or esc keys stop working, if other keys have stopped working then you'll nee...
by dexterslab
Wed Jan 20, 2010 9:11 am
Forum: For sale / Wanted
Topic: Falcon spotted on ebay
Replies: 19
Views: 1570

Re: Falcon spotted on ebay

could be something or nothing, seems to be bidding up quick though even though there's 8 days still on it 8O
by dexterslab
Tue Jan 19, 2010 10:46 am
Forum: Hardware
Topic: Atari 520 ST screen corruption
Replies: 14
Views: 1680

Re: Atari 520 ST screen corruption

yes, i would second simbo's comments old, big, multi-layer pcbs with smd components should be treated with the upmost respect So how much longer do we have before they disintegrate? Just 2 weeks ago my TT HDD led became dust when I touched it. :( if they are left alone and treated with respect then...

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