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Simon Finnigan
 
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Default Restoring an old recording

Hi everyone,
the quick story is that I`ve got a very old recording that`s been
transferred tape to tape a few times over the years, and I want to try and
restore it as much as possible. It`s not worth money, it`s a present for a
friend that would have a lot of sentimental value, but there`s not much
money to spare to get this done - certainly not enough to have a
professional look at it.

The recording has a lot of hiss, and the actual part I want restored is
fairly quiet against the hiss - it`s hearable, but it`s not brilliant. The
treble and bass are out of balance, the treble needs knocking down a bit,
but that I can do for myself. I`m looking for suggestions for the best
program to use to remove as much of the hiss as possible while leaving the
rest of the recording in as good a condition as possible. Freeware would be
ideal, shareware with a demo would be my second choice, but if I need to pay
then I`ll have to look at how much money I`ve got spare.

Anyone got any suggestions for good programs/programs with plug-ins that
would be able to help?

Thanks in advance for your help.

--
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Earn money reading emails!
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Scott Dorsey
 
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Simon Finnigan wrote:
the quick story is that I`ve got a very old recording that`s been
transferred tape to tape a few times over the years, and I want to try and
restore it as much as possible. It`s not worth money, it`s a present for a
friend that would have a lot of sentimental value, but there`s not much
money to spare to get this done - certainly not enough to have a
professional look at it.


How close to the original can you get, and what is the original recording?
Do you only have an n-generation dupe, or can you get the master? Is this
tape, acetate, cassette, or what?

The recording has a lot of hiss, and the actual part I want restored is
fairly quiet against the hiss - it`s hearable, but it`s not brilliant. The
treble and bass are out of balance, the treble needs knocking down a bit,
but that I can do for myself. I`m looking for suggestions for the best
program to use to remove as much of the hiss as possible while leaving the
rest of the recording in as good a condition as possible. Freeware would be
ideal, shareware with a demo would be my second choice, but if I need to pay
then I`ll have to look at how much money I`ve got spare.


First get the best possible transcription, then start looking at the NR
systems. If you have a hiss problem and too much treble, it's possible
that EQ will fix the hiss as it's fixing the top end.

Anyone got any suggestions for good programs/programs with plug-ins that
would be able to help?


A lot of the NR systems are available for a short evaluation period, which
might be find if you only have a short clip to do. Are you using a PC or
a Mac? Would you consider renting hardware?
--scott

--
"C'est un Nagra. C'est suisse, et tres, tres precis."
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Paul Stamler
 
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"Simon Finnigan" wrote in message
...

The recording has a lot of hiss, and the actual part I want restored is
fairly quiet against the hiss - it`s hearable, but it`s not brilliant. The
treble and bass are out of balance, the treble needs knocking down a bit,
but that I can do for myself. I`m looking for suggestions for the best
program to use to remove as much of the hiss as possible while leaving the
rest of the recording in as good a condition as possible. Freeware would

be
ideal, shareware with a demo would be my second choice, but if I need to

pay
then I`ll have to look at how much money I`ve got spare.

Anyone got any suggestions for good programs/programs with plug-ins that
would be able to help?


Try downloading the demo of DC-SIX (www.tracertek.com). It's the least
expensive program I've found that can begin to do a credible job. When I
tried the demo (several versions ago, admittedly), it would do 30 seconds at
a time; chop the recording into 29-sec. segments, then splice them together.

If you need to buy it, I believe it sells for $169.

Peace,
Paul


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J. P. Morris
 
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Simon Finnigan wrote:

Hi everyone,
the quick story is that I`ve got a very old recording that`s been
transferred tape to tape a few times over the years, and I want to try and
restore it as much as possible.

Anyone got any suggestions for good programs/programs with plug-ins that
would be able to help?


Goldwave has hiss/noise reduction filters. It is shareware.
http://www.goldwave.com

The usual way of working is to take a section of noise (with no other
sounds), analyse that and use it as a basis for removing noise from
the rest of the recordings. It can work very well, but it can also
introduce artifacts if care isn't taken.

--
JP Morris - aka DOUG the Eagle (Dragon) -=UDIC=-
Fun things to do with the Ultima games
http://www.it-he.org
Reign of the Just - An Ultima clone http://rotj.it-he.org
d+++ e+ N+ T++ Om U1234!56!7'!S'!8!9!KAW u++ uC+++ uF+++ uG---- uLB----
uA--- nC+ nR---- nH+++ nP++ nI nPT nS nT wM- wC- y a(YEAR - 1976)
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playon
 
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On Fri, 01 Apr 2005 19:50:17 +0100, "J. P. Morris"
wrote:

Simon Finnigan wrote:

Hi everyone,
the quick story is that I`ve got a very old recording that`s been
transferred tape to tape a few times over the years, and I want to try and
restore it as much as possible.

Anyone got any suggestions for good programs/programs with plug-ins that
would be able to help?


Goldwave has hiss/noise reduction filters. It is shareware.
http://www.goldwave.com

The usual way of working is to take a section of noise (with no other
sounds), analyse that and use it as a basis for removing noise from
the rest of the recordings. It can work very well, but it can also
introduce artifacts if care isn't taken.


I've found that with this approach, it's definitely better to do
multiple passes at minimal NR settings than to try to get all the hiss
in one pass, which generally degrads the audio pretty badly.

Al


  #6   Report Post  
Edi Zubovic
 
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On Thu, 31 Mar 2005 23:05:03 +0100, "Simon Finnigan"
wrote:

Hi everyone,
the quick story is that I`ve got a very old recording that`s been
transferred tape to tape a few times over the years, and I want to try and
restore it as much as possible. It`s not worth money, it`s a present for a
friend that would have a lot of sentimental value, but there`s not much
money to spare to get this done - certainly not enough to have a
professional look at it.

The recording has a lot of hiss, and the actual part I want restored is
fairly quiet against the hiss - it`s hearable, but it`s not brilliant. The
treble and bass are out of balance, the treble needs knocking down a bit,
but that I can do for myself. I`m looking for suggestions for the best
program to use to remove as much of the hiss as possible while leaving the
rest of the recording in as good a condition as possible. Freeware would be
ideal, shareware with a demo would be my second choice, but if I need to pay
then I`ll have to look at how much money I`ve got spare.

Anyone got any suggestions for good programs/programs with plug-ins that
would be able to help?

Thanks in advance for your help.


-- This is a n-generation dub indeed, every copy had the hiss of the
former tape added to. From the description, I could assume this would
be a cassette recording with a noise reduction system -- Dolby
probably -- used, maybe even multiple times. Now this can pose a
problem.

What you need here is an optimally reproduced transfer to the PC, so
you should obtain a decent cassette recorder, with a possibility of an
easy playback head alignment. Most of cassette tape decks have a hole
at the cassette door for that purpose, some allow removal of the door.
You set the reproduction to mono and adjust the playback head so that
the highest frequencies and hiss are heard the best, and the cleanest.
But you should demagnetize the heads with a tape head demagnetizer
firstly and of course, you would clean the heads and capstan with
cotton swabs moistened with isopropyl alcohol. Then see which of Dolby
settings, if any, would reduce the hiss and make the recording more
balanced.

Only that you have optimally transferred the recording into the PC,
you can take care about processing.

You can do this by a copy of (an old, now it's Adobe Audition) copy of
the Cool Edit program which had a decent noise reduction tools built
in. But the most important thing is to judge very well to what extent
you would go and see if you can get a reasonable sounding recording
without using the NR tool at all; by equalizing the recording or so.
The broadband noise reduction is the most dangerous thing to old
recordings and one should hear closely the result. I'm not kidding --
recently I've got some transfers from valuable 78 RPM recodrings --
mostly speech -- on a couple of CDs.
Unfortunately, the recordings were ruined by an noise reduction
system. There's no noise but the then-famous actors sound like the
Aliens.

Edi Zubovic, Crikvenica, Croatia
  #7   Report Post  
 
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CoolPro also has Noise reduction, which I've found to be good, plus
parametrix EQ etc. It's relatively inexpensive and seems to do a good
job.

chris

  #8   Report Post  
Peter Larsen
 
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Simon Finnigan wrote:

the quick story is that I`ve got a very old recording that`s been
transferred tape to tape a few times over the years, and I want
to try and restore it as much as possible.


First seriously consider the do nothing option, ie. just making as clean
a transfer as possible.

Next ask over in rec.audio.pro, much can be said about this, but in the
context of this newsgroup it is almost completely off-topic, so I will
be brief.

If you do want to try doing something yourself, then try Magix Audio
Cleaning Lab 2005, price is modest and it appears capable and comes with
sensible Wizards, but also to be restricted to 16 bit processing.

Crosspost header to rec.audio.pro added, followup-to: header pointing at
rec.audio.pro likewise added.


Kind regards

Peter Larsen

--
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* My site is at: http://www.muyiovatki.dk *
*******************************************
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