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#21
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HBGary Federal was contracted by the U.S. war loving government to develop
astroturfing software to manipulate and sway public opinion |
#22
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I still can't listen to 1120 (KMOX), 840 (WHAS), et.al. because the
HASH is so intrusive. Where are you trying to listen to them? Someone living in Australia can't hear them either. Don't the decision makers realize they are driving away listeners in droves? There is no evidence to suggest that they are "drivi9ng listeners away in droves". Most (if not all) listeners do not notice any difference. |
#23
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On Jan 9, 11:23*am, "FarceWatch3" wrote:
"Truth Teller" wrote in message ... On Jan 6, 6:12 pm, HDRadioFarce wrote: "The Biggest CES Flops of All Time" * *So when is the experiment finally going to OFFICIALLY be declared a failure and cease to exist? When are ALL station managers throughout the nation going to stop broadcasting in HD? We've been reading what a disaster it is for years but it still hasn't gone away. Why? Because it's NOT going away. *HD radio is here to stay on FM. AM is a different story...but AM is dying a slow death anyway. * I still can't listen to 1120 (KMOX), 840 (WHAS), et.al. because the HASH is so intrusive. Even to the point of interfering with adjacent stations on the dial. Don't the decision makers realize they are driving away listeners in droves? As if the internet hasn't depleted their audiences enough they have to throw gas on the fire to hasten their demise. It appears to be a terminal case of falling in love with your toys coupled with an inability to acknowledge one's mistake. "Pride goeth before destruction, *and a haughty spirit before a fall." * * * * * * * * * * * * * Proverbs 16:18 OMG - Let the HD-Radio 'Farce' Wars Begin ! As always this is RHF and... I'll leave the Radio 'On' ~ RHF www.youtube.com/watch?v=g1jpxlEPHX8 -ps-:-turn-your-radio-'on'-and-just-listen- ![]() |
#24
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On Jan 9, 11:26*am, "FarceWatch3" wrote:
"MotoFox" confucius-say@enlightenment!to!him!lead!it!for!bangpath!foll ow!man!wise.UUCP wrote in messagenews ![]() And it came to pass that HDRadioFarce delivered the following message unto the people, saying~ I'm going to tell you this again and I expect you to remember it: QUIT CROSSPOSTING TO THE REC.RADIO.SHORTWAVE BOARD. The Ibiquity system has no presence on shortwave (and in all likelihood, never will.) DRM and Ibiquity are two entirely different, incompatible systems, both technically and politically, so your pointless bloviating is completely irrelevant on there. Think you can remember that? - I doubt it. - *He's Farce....he can't stop thinking - about anything besides HD Radio! Hey -omg- ? Did they 'Farce' It [HD-Radio] Up His [HDRadioFarce] Ass ! -and-now-hd-radio-farce-has-hd-radio-on-his-mind- |
#25
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On 09/01/2012 02:26, MotoFox wrote:
And it came to pass that Richard Evans delivered the following message unto the people, saying~ Pretty twisted in some ways, bearing in mind, that DAB can support bit rates of up to 320k, and so can provide near CD quality. I thought it was 384k, which is the upper standard limit of MPEG 1 layer 2 encoding. Does the EU147 spec limit it to 320k for some reason? Actually I'm not sure, but in the past there have been broadcasts in foreign countries, at up to 320k, and never at any bit rate higher than that. Also I thought the limit for mp2 was 320k, but I might be wrong about that. Richard E. |
#26
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On 1/10/2012 9:29 PM, MotoFox wrote:
And it came to pass that Richard Evans delivered the following message unto the people, saying~ Actually I'm not sure, but in the past there have been broadcasts in foreign countries, at up to 320k, and never at any bit rate higher than that. Also I thought the limit for mp2 was 320k, but I might be wrong about that. MP3 tops out at 320k. MP2 tops out at 384; sample rates, 32000-48000 Hz. I don't believe MP3 is used over the air, but it is widely used for Internet audio streams. http://en.wikipedia.org/wiki/MPEG-1_...specifications (Oh yeah, and MP3 can't claim to have won an Emmy....) LOL. In the real world of radio what matters in terms of audio quality is what radio listeners perceive. There have been extensive tests comparing perceived audio quality of the different digital sources. The iBiquity codec is based upon the AAC+ (HE-AAC) codec. "Scientific testing by the European Broadcasting Union has indicated that HE-AAC at 48 kbit/s was ranked as "Excellent" quality using the MUSHRA scale.[8] MP3 in the same testing received a score less than half that of HE-AAC and was ranked "Poor" using the MUSHRA scale. Data from this testing also indicated that some individuals confused 48 kbit/s encoded material with an uncompressed original." Look at figure 9 at http://www.ebu.ch/fr/technical/trev/trev_305-moser.pdf. Also read http://www.nrscstandards.org/Reports%20ref%20docs/iBiquity%20Gen%203%20report/FM%20IBOC%20subj%20eval.pdf. You can see where "near CD quality" came from in figure 3.2. As that report shows, the big problem with analog radio, is in impaired conditions. Unimpaired, some analog radio was only a bit below the quality of digital. Impaired, digital fared far better than analog because of the multipath on FM analog. Of course the big problem is that in impaired conditions, at 10% power, it would be difficult to even receive the HD signal. That's why it's so important for radio stations to increase their digital power. Where we need to move to is FM HD Radio in pure digital at higher power. It's the best transition to digital (at least the best one that anyone has come up with), that preserves the present FM band during the transition. It's time for the FCC to set some dates. The consumer electronics industry has made a huge commitment to digital radio, as evidenced by this years CES. Now it's the broadcasters turn to take advantage of the increased penetration of digital receivers, and increase power levels. The stations that have not yet added digital service need to get with the program as well. |
#27
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On Wednesday, January 11th, 2012, at 07:09:26h -0800, SmS 88 declared:
The iBiquity codec is based upon the AAC+ (HE-AAC) codec. "Scientific testing by the European Broadcasting Union has indicated that HE-AAC at 48 kbit/s was ranked as "Excellent" quality using the MUSHRA scale.[8] Since the iBiquity codec is *based upon* but not *is* the AAC+ (HE-AAC) codec, it is not valid to use tests on the original AAC+ (HE-AAC) codec as evidence that the iBiquity codec its-self delivers quality. |
#28
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On 1/11/2012 8:03 AM, J G Miller wrote:
Since the iBiquity codec is *based upon* but not *is* the AAC+ (HE-AAC) codec, it is not valid to use tests on the original AAC+ (HE-AAC) codec as evidence that the iBiquity codec its-self delivers quality. iBiquity tweaked the AAC+ Codec to improve it for radio. So while the iBiquity Codec is going to sound better than the generic AAC+ Codec, it's not going to be orders of magnitude better. Hence the tests of AAC+ do apply to the iBiquity Codec, just realize that the iBquity Codec is a bit better. In any case, other tests, of the iBquity Codec confirm the results in terms of sound quality. |
#29
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On Wednesday, January 11th, 2012, at 08:28:21h -0800, SMS wrote:
In any case, other tests, of the iBquity Codec confirm the results in terms of sound quality. And who conducted these other tests? |
#30
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On 1/11/2012 8:36 AM, J G Miller wrote:
On Wednesday, January 11th, 2012, at 08:28:21h -0800, SMS wrote: In any case, other tests, of the iBquity Codec confirm the results in terms of sound quality. And who conducted these other tests? The most detailed test that compared a CD source versus digital radio at various bit rates was conducted by Sheffield Audio Consulting and prepared for NPR. http://www.nrscstandards.org/DRB/Non-NRSC%20reports/NPRmultiple_bit_rate_report.pdf. See Table 5.2.1 on page 11. The test methodology is in the appendix. There are valid reasons to be opposed to digital radio, and I have posted those in the past. Audio quality is not one of the reasons. Every test by every testing entity, whether a double-blind test or just the opinion of the reviewer, has shown that the "near CD quality" is not just marketing hype, but is actually true. I would caution you against falling in with the likes of Mr. Farce who has demonstrated his lack of knowledge about broadcasting in general and digital radio in particular. |
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