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Digital radio - outrageous



 
 
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  #121  
Old April 2nd 10, 12:48 AM posted to uk.tech.digital-tv
Brian Gregory [UK]
external usenet poster
 
Posts: 418
Default Digital radio - outrageous

"jamie powell" wrote in message
...
If a soundcard didn't perform resampling, you'd have:

1) the inability to playback more than a single sound file at once, unless
they
all used the same sample rate (and even then, the amplitude would have to
be
reduced to prevent clipping, which still requires some interventional
audio
processing by the sound hardware/drivers)


I don't see any inherent reason why a sound card shouldn't have several DACs
running at different clock rates.



2) the ability to playback files with only a limited choice of sample
rates-
those which the DAC's clock was able to lock to, as opposed to the almost
arbitrary selection (up to and often beyond the native rate) which modern
cards
can support through resampling.

While I accept that there are so-called pro-audio cards which have the
above limitations and which specifically don't resample, you'll find no
such consumer-grade ones without going back approx 12 years.

fwiw I keep an ancient Pentium-90 Windows95 machine connected to our home
network because of this issue - inside it is an Ensoniq ISA soundcard from
1994, which doesn't resample, and which totally beats any of my modern
cards for playback of 16-bit/44.1KHz material.


--

Brian Gregory. (In the UK)

To email me remove the letter vee.


  #122  
Old April 2nd 10, 01:15 AM posted to uk.tech.digital-tv
DAB sounds worse than FM[_2_]
external usenet poster
 
Posts: 208
Default Digital radio - outrageous

jamie powell wrote:
"DAB sounds worse than FM" wrote in message
...
jamie powell wrote:
"DAB sounds worse than FM" wrote in message
...


Yawn to all of the above.

I'm glad you admit defeat, but next time, try and do it a little more
graciously.



Haha! I don't admit defeat to anything:

1. my sound card doesn't perform resampling by default - I made sure it
doesn't prior to buying it
2. I am not David Robinson, and you know perfectly well that I'm not him
3. I don't need to copy anything about digital filters off the Internet,
because, as you're well aware, my MSc was on Communications & Signal
Processing, and digital filters are one of the most basic elements of DSP
4. You are Dave, a 42-year-old hairy-arsed heterosexual gas-fitter from
S****horpe, and I claim my five pounds


You have an MSc from the University of Photoshop - yes we know.



I'm happy for people to decide for themselves whether I would go to such
ridiculous lengths as to Photoshop my degree certificates:

http://www.digitalradiotech.co.uk/do...an_Jamies).zip


Perhaps you should actually respond to the issues I've raised - here they
are again:

If a soundcard didn't perform resampling, you'd have:

1) the inability to playback more than a single sound file at once,
unless they all used the same sample rate (and even then, the amplitude
would have to be reduced to prevent clipping, which still requires some
interventional audio processing by the sound hardware/drivers)



If "rate locked" is ticked in the options, it will only play back files at
the selected sample rate.


2) the ability to playback files with only a limited choice of sample
rates- those which the DAC's clock was able to lock to, as opposed to the
almost arbitrary selection (up to and often beyond the native rate) which
modern cards can support through resampling.



It has a list of sample rates that you can select.


While I accept that there are so-called pro-audio cards which have the
above limitations and which specifically don't resample, you'll find no
such consumer-grade ones without going back approx 12 years.



My current card meets your requirements above. My old card didn't perform
sample rate conversion - that was a Terratec something or other, and it was
described as a "prosumer" card.


fwiw I keep an ancient Pentium-90 Windows95 machine connected to our home
network because of this issue - inside it is an Ensoniq ISA soundcard
from 1994, which doesn't resample, and which totally beats any of my
modern cards for playback of 16-bit/44.1KHz material.



1994 was 16 years ago. That makes you 5 at the time that Windows95 machine
was in-use - don't tell me, you just liked it so much from when you were a
kid?

Your claim of being a 20-year old student becomes more laughable by the
post.


--
Steve - www.digitalradiotech.co.uk - digital radio news & info

The BBC's "justification" of digital radio switchover is based on lies


  #123  
Old April 2nd 10, 01:16 AM posted to uk.tech.digital-tv
jamie powell
external usenet poster
 
Posts: 649
Default Digital radio - outrageous


"Brian Gregory [UK]" wrote in message
...

I don't see any inherent reason why a sound card shouldn't have several DACs
running at different clock rates.


Cost....


  #124  
Old April 2nd 10, 01:31 AM posted to uk.tech.digital-tv
jamie powell
external usenet poster
 
Posts: 649
Default Digital radio - outrageous


"DAB sounds worse than FM" wrote in message
...


I'm happy for people to decide for themselves whether I would go to such
ridiculous lengths as to Photoshop my degree certificates:

http://www.digitalradiotech.co.uk/do...an_Jamies).zip


In your case, I'm sure you would, because you're a seasoned imposter.
And you don't even know what my results are, yet imply otherwise.


Perhaps you should actually respond to the issues I've raised - here they
are again:

If a soundcard didn't perform resampling, you'd have:

1) the inability to playback more than a single sound file at once,
unless they all used the same sample rate (and even then, the amplitude
would have to be reduced to prevent clipping, which still requires some
interventional audio processing by the sound hardware/drivers)



If "rate locked" is ticked in the options, it will only play back files at the
selected sample rate.


Thank you - we're getting there at last.



2) the ability to playback files with only a limited choice of sample
rates- those which the DAC's clock was able to lock to, as opposed to the
almost arbitrary selection (up to and often beyond the native rate) which
modern cards can support through resampling.



It has a list of sample rates that you can select.


You're doing well!



While I accept that there are so-called pro-audio cards which have the
above limitations and which specifically don't resample, you'll find no
such consumer-grade ones without going back approx 12 years.



My current card meets your requirements above. My old card didn't perform
sample rate conversion - that was a Terratec something or other, and it was
described as a "prosumer" card.


I've used a few machines with Terratec-branded cards, and they all resampled, so
the model number would be useful.



fwiw I keep an ancient Pentium-90 Windows95 machine connected to our home
network because of this issue - inside it is an Ensoniq ISA soundcard
from 1994, which doesn't resample, and which totally beats any of my
modern cards for playback of 16-bit/44.1KHz material.



1994 was 16 years ago. That makes you 5 at the time that Windows95 machine was
in-use - don't tell me, you just liked it so much from when you were a kid?


I hated PCs when I was little - I used an Acorn system instead and wrote my
first programs on this.
The Windows95 machine originally belonged to father. I kept it in order to use
the nice sound card (which, as I explained, is an ISA card - modern PCs do not
have ISA slots).


Your claim of being a 20-year old student becomes more laughable by the post.


Why are you so intent on convincing yourself that I'm older?


  #125  
Old April 2nd 10, 11:13 AM posted to uk.tech.digital-tv
DAB sounds worse than FM[_2_]
external usenet poster
 
Posts: 208
Default Digital radio - outrageous

jamie powell wrote:
"DAB sounds worse than FM" wrote in message
...


I'm happy for people to decide for themselves whether I would go to such
ridiculous lengths as to Photoshop my degree certificates:

http://www.digitalradiotech.co.uk/do...an_Jamies).zip


In your case, I'm sure you would, because you're a seasoned imposter.
And you don't even know what my results are, yet imply otherwise.


Perhaps you should actually respond to the issues I've raised - here
they are again:

If a soundcard didn't perform resampling, you'd have:

1) the inability to playback more than a single sound file at once,
unless they all used the same sample rate (and even then, the amplitude
would have to be reduced to prevent clipping, which still requires some
interventional audio processing by the sound hardware/drivers)



If "rate locked" is ticked in the options, it will only play back files
at the selected sample rate.


Thank you - we're getting there at last.



2) the ability to playback files with only a limited choice of sample
rates- those which the DAC's clock was able to lock to, as opposed to
the almost arbitrary selection (up to and often beyond the native rate)
which modern cards can support through resampling.



It has a list of sample rates that you can select.


You're doing well!



While I accept that there are so-called pro-audio cards which have the
above limitations and which specifically don't resample, you'll find no
such consumer-grade ones without going back approx 12 years.



My current card meets your requirements above. My old card didn't perform
sample rate conversion - that was a Terratec something or other, and it
was described as a "prosumer" card.


I've used a few machines with Terratec-branded cards, and they all
resampled, so the model number would be useful.



Can't remember, but it cost over £100, and I definitely remember that it
didn't resample, and it had "issues" with playing back files that weren't at
the sample rate that was set and so on - it was classed as a prosumer card
IIRC.


fwiw I keep an ancient Pentium-90 Windows95 machine connected to our
home network because of this issue - inside it is an Ensoniq ISA
soundcard from 1994, which doesn't resample, and which totally beats
any of my modern cards for playback of 16-bit/44.1KHz material.



1994 was 16 years ago. That makes you 5 at the time that Windows95
machine was in-use - don't tell me, you just liked it so much from when
you were a kid?


I hated PCs when I was little - I used an Acorn system instead and wrote
my first programs on this.
The Windows95 machine originally belonged to father. I kept it in order
to use the nice sound card (which, as I explained, is an ISA card -
modern PCs do not have ISA slots).


Your claim of being a 20-year old student becomes more laughable by the
post.


Why are you so intent on convincing yourself that I'm older?



My mate Sharon the Slapper is on the prowl at the moment, so thought you and
her might like to go on a blind date?


--
Steve - www.digitalradiotech.co.uk - digital radio news & info

The BBC's "justification" of digital radio switchover is based on lies


  #126  
Old April 2nd 10, 04:41 PM posted to uk.tech.digital-tv
Des
external usenet poster
 
Posts: 36
Default Digital radio - outrageous

On 02/04/2010 10:13, DAB sounds worse than FM wrote:

snip


I've used a few machines with Terratec-branded cards, and they all
resampled, so the model number would be useful.



Can't remember, but it cost over £100, and I definitely remember that it
didn't resample, and it had "issues" with playing back files that weren't at
the sample rate that was set and so on - it was classed as a prosumer card
IIRC.

Terratec DX6

  #127  
Old April 2nd 10, 05:31 PM posted to uk.tech.digital-tv
jamie powell
external usenet poster
 
Posts: 649
Default Digital radio - outrageous


"DAB sounds worse than FM" wrote in message
...

Can't remember, but it cost over £100, and I definitely remember that it
didn't resample, and it had "issues" with playing back files that weren't at
the sample rate that was set and so on - it was classed as a prosumer card
IIRC.


Sounds fishy, but nontheless my point is made out - ordinary consumers won't pay
the higher price, nor will they put up with the limitations a non-resampling
card imposes upon them.


My mate Sharon the Slapper is on the prowl at the moment, so thought you and
her might like to go on a blind date?


My parents sent me to private school specifically to avoid people like you.


  #128  
Old April 2nd 10, 05:55 PM posted to uk.tech.digital-tv
Anth[_3_]
external usenet poster
 
Posts: 8
Default Digital radio - outrageous



"jamie powell" wrote in message
...

"DAB sounds worse than FM" wrote in message
...

Can't remember, but it cost over £100, and I definitely remember that it
didn't resample, and it had "issues" with playing back files that weren't
at the sample rate that was set and so on - it was classed as a prosumer
card IIRC.


Sounds fishy, but nontheless my point is made out - ordinary consumers
won't pay the higher price, nor will they put up with the limitations a
non-resampling card imposes upon them.


My mate Sharon the Slapper is on the prowl at the moment, so thought you
and her might like to go on a blind date?


My parents sent me to private school specifically to avoid people like
you.



Bitch!




  #129  
Old April 4th 10, 05:35 AM posted to uk.tech.digital-tv
Grimly Curmudgeon
external usenet poster
 
Posts: 493
Default Digital radio - outrageous

We were somewhere around Barstow, on the edge of the desert, when the
drugs began to take hold. I remember "Ivan"
saying something like:

Perhaps they're thinking of something similar to this.
http://www.pure.com/products/product.asp?Product=VL-60905


Seventy-five quid! For that!
By feck, they know how to rape their customers.
  #130  
Old April 12th 10, 03:43 PM posted to uk.tech.digital-tv
Brian Gregory [UK]
external usenet poster
 
Posts: 418
Default Digital radio - outrageous


"DAB sounds worse than FM" wrote in message
...
Brian Gregory [UK] wrote:
"DAB sounds worse than FM" wrote in message
...
Brian Gregory [UK] wrote:
"Steve Thackery" wrote in message
...

One last thing: people listening to Radio 3 will NOT want any
degradation
of sound quality. DAB seems to do just that. How will this issue be
dealt with? DAB-2? Which involves scrapping all our DAB radios, too,
I believe!

It's called DAB+ and yes, hardly any existing DAB radios will work with
it.


I'd say there's around 2 million of the 10 million sold are DAB+-capable
- they'd need a software upgrade. And all new DAB receivers will support
DAB+ as standard soon.


A man at Roberts told me they have no intention of including it until
they
are forced to.



If you recall, didn't you tell me this, and I then rang the bloke at
Roberts about it?


I take that to mean they intend ask for it to be taken out of the
firmware
in the modules they use in order to save a few pennies.



All DAB receivers sold will support WorldDMB Receiver Profile 1 in the
near future, which means that they will support DAB+ out of the box - or
else they wouldn't support WorldDMB Receiver Profile 1!


--
Steve - www.digitalradiotech.co.uk - digital radio news & info

The BBC's "justification" of digital radio switchover is based on lies


Here is my latest response from Roberts.


----- Original Message -----
From: "linda fawcett"
To:
Sent: Monday, April 12, 2010 9:01 AM
Subject: Roberts website: Feedback


Thank you for your email enquiry.

The digital broadcast platform in the UK is DAB. Over 9 million units
have been sold to date and DAB remains one of the key growth areas within
consumer electronics.

DAB+ has been developed for overseas markets and there are no plans to
introduce this format into the UK.

Countries such as Australia and Switzerland have recently adopted the DAB+
standard and Roberts have developed products for sale in these markets.

Ofcom have not confirmed plans to consider the adoption of DAB+ in to UK
to date and similarly there are no planned DAB+ broadcasts in UK by any
major broadcaster.

Products which will work across Europe and Australasia are being
developed. These sets will incorporate new 'Profile 1' technology which
will enable multi-standard compatibility (DAB/DAB+/DMB/FM). It is
unlikely however that these will be fully enable for launch.
The royalty payment obligations associated with each of these formats
which will need to be built in to the cost of the product. These costs
may prove disproportionately expensive if the device is to be used in one
region only.

Most new Roberts' products will feature a USB socket for upgrades.

I hope this information will be of some assistance.

Yours sincerely

Linda Fawcett
Customer Liaison Executive
Roberts Radio HQ



--

Brian Gregory. (In the UK)

To email me remove the letter vee.


 




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