TWEAKS & FIXES

New Topic

23 topics • Page 1 of 1

Topics

Replies

Views

Last post

STE DAC NOISE FIX - BETA

Last post by Steve « Sun Aug 05, 2018 1:12 pm
Replies: 1
by exxos » Mon Aug 21, 2017 9:13 am

dacfixfi.jpg

I have heard many reports that the STE DAC playback has bad noise and high pitch whistles so I was asked to look into it. My own STE...

1 Replies

563 Views

Last post by Steve
Sun Aug 05, 2018 1:12 pm
Hissing and whistling in the STe audio output

Last post by exxos « Tue Nov 13, 2018 9:36 pm
Replies: 112
by Paulo P » Sun Feb 18, 2018 2:46 pm
1

…

8

9

10

11

12
Hi.
I would like to ask about the STe DAC Audio Noise Fix . I've noticed a little noise , high hissing or whistling in the audio output from my STe...
112 Replies

4831 Views

Last post by exxos
Tue Nov 13, 2018 9:36 pm
STE VIDEO GHOSTING FIX

Last post by sandord « Thu Oct 25, 2018 7:27 pm
Replies: 6
by exxos » Mon Aug 28, 2017 11:34 am

While I was developing my replacement AtariPSU I noticed the video quality improved immensely. However, I still saw some ghosting on the display...

6 Replies

987 Views

Last post by sandord
Thu Oct 25, 2018 7:27 pm
Falcon Fan slow down

Last post by KyleB « Tue Sep 04, 2018 5:39 pm
Replies: 5
by exxos » Mon Sep 03, 2018 3:04 pm

I fitted a 7808 Regulator as shown to slow down the Falcon fan making it quieter.

2 regulator pins solder into the motherboard as shown. The right...

5 Replies

625 Views

Last post by KyleB
Tue Sep 04, 2018 5:39 pm
Quickshot QS-130F joystick repair

Last post by sandord « Sat Aug 25, 2018 6:19 pm

by sandord » Sat Aug 25, 2018 6:19 pm

So I bought a little gift for a dear friend the other day. He recently got himself an ST after living without one for many years so I wanted to...

0 Replies

217 Views

Last post by sandord
Sat Aug 25, 2018 6:19 pm
Falcon ROM Wait States (Speed up your falcon ROM)

Last post by exxos « Thu Aug 09, 2018 8:47 pm
Replies: 4
by exxos » Mon Aug 28, 2017 11:28 am

FALCWS.JPG

A lot of Falcon's had slower ROM's meaning Atari had to use wait states in order to slow the ROM access speed down. You can however...

4 Replies

901 Views

Last post by exxos
Thu Aug 09, 2018 8:47 pm
TT VME Graphics - Revisited

Last post by Cyprian « Fri Jul 27, 2018 12:22 pm
Replies: 6
by Atarian Computing » Fri Jul 27, 2018 10:57 am

Copied from my blog: TT VME Graphics - Revisited

Just recently I posted the article TT VME Bus Fix - Does it really make it faster? where I...

6 Replies

365 Views

Last post by Cyprian
Fri Jul 27, 2018 12:22 pm
Gasteiner Atari Hard Drive fix - (floppy errors)

Last post by exxos « Thu Jul 26, 2018 5:54 pm

by exxos » Thu Jul 26, 2018 5:54 pm

While ago I put up for sale a Gasteiner hard drive and it all tested out perfectly well. The problem was that some reason prevented the floppy drive...

0 Replies

257 Views

Last post by exxos
Thu Jul 26, 2018 5:54 pm
TT Cable Management and Cooling - Extreme Edition

Last post by Atarian Computing « Thu Jul 26, 2018 5:52 pm
Replies: 2
by Atarian Computing » Thu Jul 26, 2018 3:46 pm

IMG_0239.JPG

Read all about it here!

2 Replies

162 Views

Last post by Atarian Computing
Thu Jul 26, 2018 5:52 pm
My TT Gets Some Love

Last post by exxos « Mon Jul 23, 2018 5:40 pm
Replies: 4
by Atarian Computing » Mon Jul 23, 2018 4:49 pm

I made a long post on my blog:

IMG_0214.JPG

4 Replies

242 Views

Last post by exxos
Mon Jul 23, 2018 5:40 pm
TT VME Bus Fix - Does it really make it faster?

Last post by Cyprian « Sun Jul 22, 2018 7:42 pm
Replies: 4
by Atarian Computing » Sat Jul 21, 2018 3:32 pm

From my blog:

So I decided to attempt the VME Bus Fix as per Atari's rework procedure. The fix saves 1 clock cycle per transfer so it just might be...

4 Replies

268 Views

Last post by Cyprian
Sun Jul 22, 2018 7:42 pm
Motherboard capacitors - which to replace?

Last post by exxos « Fri Jul 13, 2018 12:06 pm
Replies: 7
by kodak80 » Thu Dec 21, 2017 8:35 am

OK, I have now had fun replacing capacitors on my ZX Spectrum boards (x3) and changing these to composite video. This was my learning ground and all...

7 Replies

959 Views

Last post by exxos
Fri Jul 13, 2018 12:06 pm
Keyboard port repair.

Last post by exxos « Mon Jun 11, 2018 11:09 am

by exxos » Mon Jun 11, 2018 11:09 am

One of the most common things to go wrong is that the mouse and joystick ports the malfunction when solder points break.

Keyboard such as this one...

0 Replies

359 Views

Last post by exxos
Mon Jun 11, 2018 11:09 am
MEGA ST BLITTER INSTALL

Last post by exxos « Sun Jun 03, 2018 11:09 am

by exxos » Sun Jun 03, 2018 11:09 am

If your MEGA hasn't had a blitter fitted from factory, you can easily fit one..

However, there are 2 solder jumpers (circled in red) which need to...

0 Replies

339 Views

Last post by exxos
Sun Jun 03, 2018 11:09 am
FALCON CLOCK BUFFER PATCH NEW

Last post by exxos « Tue Nov 28, 2017 3:12 pm
Replies: 1
by exxos » Tue Aug 22, 2017 10:52 pm

buff1.jpg

My buffer board replaces any other/older boards/hacks which may be in the Falcon already. There are so many versions of this mod its...

1 Replies

709 Views

Last post by exxos
Tue Nov 28, 2017 3:12 pm
New Stacy Display

Last post by Smonson « Mon Nov 06, 2017 11:10 am
Replies: 1
by Atarian Computing » Sun Oct 15, 2017 2:05 pm

With permission from JoeAtari:

New Stacy Display

My STBook has been out for repairs for quite some time, so I started thinking about making some...

1 Replies

652 Views

Last post by Smonson
Mon Nov 06, 2017 11:10 am
How I fixed my 20 bombs error OR How I messed up badly and recovered

Last post by exxos « Mon Oct 30, 2017 10:01 pm
Replies: 1
by Elethiomel » Mon Oct 30, 2017 9:44 pm

Recently I decided to upgrade my 1040ST with as much Exxos kit as I could (and more). The aim was to build a system with the following

4MB RAM...

1 Replies

418 Views

Last post by exxos
Mon Oct 30, 2017 10:01 pm
SR98 PSU GETS MORE LOVE

Last post by exxos « Mon Oct 23, 2017 11:59 pm
Replies: 7
by exxos » Tue Aug 22, 2017 10:50 pm

psu-new.png

These SR98 PSU's are the most common that I have seen in the UK, the trusty SR98. Well these PSU's from my observations have been...

7 Replies

1718 Views

Last post by exxos
Mon Oct 23, 2017 11:59 pm
MEGA ST BLITTER PATCH

Last post by exxos « Fri Sep 22, 2017 4:01 pm

by exxos » Fri Sep 22, 2017 4:01 pm

blitter_patch.jpg

MOD.jpg

If you open a recent Atari ST notice that on 68000 CPU is mounted a small PCB. Here is a modification whose goal is...

0 Replies

490 Views

Last post by exxos
Fri Sep 22, 2017 4:01 pm
STFM VIDEO SYNC FIX

Last post by exxos « Mon Aug 28, 2017 11:44 am

by exxos » Mon Aug 28, 2017 11:44 am

It seems to be a common problem in recent years of the STFM not being able to sync correctly on a TV or monitor. I have seen several machines over...

0 Replies

441 Views

Last post by exxos
Mon Aug 28, 2017 11:44 am
SONY MP-F11W REFURB

Last post by exxos « Thu Aug 24, 2017 3:48 pm

by exxos » Thu Aug 24, 2017 3:48 pm

Like most other floppy drives, they are a billion years old now and need some servicing. So this is the how to guide to clean up and possibly fix bad...

0 Replies

759 Views

Last post by exxos
Thu Aug 24, 2017 3:48 pm
Axial capacitors

Last post by exxos « Tue Aug 22, 2017 10:58 pm

by exxos » Tue Aug 22, 2017 10:58 pm

axial_cap.jpg

In light of Axial capacitors being harder to find, not very good spec, or simply stupid prices, I came up with this little adapter...

0 Replies

371 Views

Last post by exxos
Tue Aug 22, 2017 10:58 pm
FALCON AUDIO TWEAKS

Last post by exxos « Mon Aug 21, 2017 8:44 pm

by exxos » Mon Aug 21, 2017 8:44 pm

FALCON HARDWARE MODIFICATIONS as described on p. App 1-24 in the Cubase Audio Falcon manual

To remove the bass boost on the output:
Change C58 and...

0 Replies

421 Views

Last post by exxos
Mon Aug 21, 2017 8:44 pm

New Topic

23 topics • Page 1 of 1

Return to Board Index

Forum permissions

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum

Connect with your social network account

TWEAKS & FIXES

Forum permissions