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#1
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Hi - I've gone through five scanners and was wondering if someone can
recommend one before I run out of money. On all of these scanners, I try and set the squelch so that it skips unused frequencies. However, when a used frequency is found, the squelch chops out most of the audio. If I turn the squelch all the way down, I can hear all of the audio. I try and use the least amount of squelch possible, but it still chops the audio so you can't understand anything. Needles to say, I'm ticked off that devices could be designed so poorly. Thanks in advance. |
#2
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#4
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#5
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#6
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On Apr 28, 4:56 am, "Rob Cullen" wrote:
I suspect you've hit the nail on the head Sarah. Operator error springs to mind. "Sarah Czepiel" wrote in message ... On Sun, 27 Apr 2008 19:55:00 -0700 (PDT), wrote: :Hi - I've gone through five scanners and was wondering if someone can :recommendone before I run out of money. On all of these scanners, I :try and set thesquelchso that it skips unused frequencies. However, :when a used frequency is found, thesquelchchops out most of the :audio. If I turn thesquelchall the way down, I can hear all of the :audio. I try and use the least amount ofsquelchpossible, but it :still chops the audio so you can't understand anything. Needles to :say, I'm ticked off that devices could be designed so poorly. : :Thanks in advance. Can you tell us what scanners you've used? I use the Pro 96, Pro97, and PSR 500. Also have used several different Bearcat, Uniden, and Radio Shack models and haven't found thesquelchtoo difficult to regulate. I assume you've turned thesquelchall the way up and then backed it slowly down until it just allows the radio to scan thru the frequencies? That's how I fine tune mine. If I have an additional freq. or two that overloads and stops on that setting I back off thesquelchjust slightly to get those freqs/channels to scan. So far I don't feel I'm missing anything and everything seems to come in loud and clear. Am I missing anything? Is this what you've done so far without success? You assume correctly. As I mentioned... I try to use as little squelch as possible. I did have one scanner that worked not too bad (a Pro 92) that died. I'm looking for another one with no success. I've since bought several on Ebay that are total crap. A pro 2051, a pro 2055, and a few others that I don't recall. I suppose that it could be just bad luck that I got duds. I've designed a lot of digital and microprocessor electronics in my day, and what kills me is that it would be so simple and inexpensive to digitally process the audio signal to see if there is a signal present. The computer could then just cut-out the squelch at that point. Rather it seems that they just use some old crappy analogue squelch circuit that chops out the audio (especially on weak signals). I'm seriously considering making my own scanner unless somebody knows of a good one that doesn't use WWII technology. |
#7
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#8
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On Mon, 28 Apr 2008 09:56:30 GMT, "Rob Cullen"
wrote: :I suspect you've hit the nail on the head Sarah. Operator error springs to :mind. I'm leaning that way too Rob especially considering he said he's had the problem with five scanners. :"Sarah Czepiel" wrote in message . .. : On Sun, 27 Apr 2008 19:55:00 -0700 (PDT), wrote: : : :Hi - I've gone through five scanners and was wondering if someone can : :recommend one before I run out of money. On all of these scanners, I : :try and set the squelch so that it skips unused frequencies. However, : :when a used frequency is found, the squelch chops out most of the : :audio. If I turn the squelch all the way down, I can hear all of the : :audio. I try and use the least amount of squelch possible, but it : :still chops the audio so you can't understand anything. Needles to : :say, I'm ticked off that devices could be designed so poorly. : : : :Thanks in advance. : : Can you tell us what scanners you've used? I use the Pro 96, Pro97, and : PSR 500. Also have used several different Bearcat, Uniden, and Radio : Shack : models and haven't found the squelch too difficult to regulate. : : I assume you've turned the squelch all the way up and then backed it : slowly : down until it just allows the radio to scan thru the frequencies? That's : how I fine tune mine. If I have an additional freq. or two that overloads : and stops on that setting I back off the squelch just slightly to get : those : freqs/channels to scan. So far I don't feel I'm missing anything and : everything seems to come in loud and clear. : : Am I missing anything? Is this what you've done so far without success? : |
#9
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On Apr 29, 1:04 am, BDK wrote:
In article 33aa57dd-fbb5-4306-8dfe-d7ee9b3c0815 @l64g2000hse.googlegroups.com, says... On Apr 28, 4:56 am, "Rob Cullen" wrote: I suspect you've hit the nail on the head Sarah. Operator error springs to mind. "Sarah Czepiel" wrote in message .. . On Sun, 27 Apr 2008 19:55:00 -0700 (PDT), wrote: :Hi - I've gone through five scanners and was wondering if someone can :recommendone before I run out of money. On all of these scanners, I :try and set thesquelchso that it skips unused frequencies. However, :when a used frequency is found, thesquelchchops out most of the :audio. If I turn thesquelchall the way down, I can hear all of the :audio. I try and use the least amount ofsquelchpossible, but it :still chops the audio so you can't understand anything. Needles to :say, I'm ticked off that devices could be designed so poorly. : :Thanks in advance. Can you tell us what scanners you've used? I use the Pro 96, Pro97, and PSR 500. Also have used several different Bearcat, Uniden, and Radio Shack models and haven't found thesquelchtoo difficult to regulate. I assume you've turned thesquelchall the way up and then backed it slowly down until it just allows the radio to scan thru the frequencies? That's how I fine tune mine. If I have an additional freq. or two that overloads and stops on that setting I back off thesquelchjust slightly to get those freqs/channels to scan. So far I don't feel I'm missing anything and everything seems to come in loud and clear. Am I missing anything? Is this what you've done so far without success? You assume correctly. As I mentioned... I try to use as little squelchas possible. I did have onescannerthat worked not too bad (a Pro 92) that died. I'm looking for another one with no success. I've since bought several on Ebay that are total crap. A pro 2051, a pro 2055, and a few others that I don't recall. I suppose that it could be just bad luck that I got duds. I've designed a lot of digital and microprocessor electronics in my day, and what kills me is that it would be so simple and inexpensive to digitally process the audio signal to see if there is a signal present. The computer could then just cut-out thesquelchat that point. Rather it seems that they just use some old crappy analogue squelchcircuit that chops out the audio (especially on weak signals). I'm seriously considering making my ownscannerunless somebody knows of a good one that doesn't use WWII technology. The only thing that makes sense is either you are getting a lot of bad scanners, or you don't understand thatsquelchisn't perfect and very weak signals will pop in and out, especially if it's not set correctly. The latter is my guess. I'm not trying to be mean or anything, but with nearly 45 years of listening on tunable receivers and scanners, thesquelchcircuit was/is basically a non issue with all but the two I mentioned before, and one of those was bad out of the box. A replacement worked fine. The other I could have fixed, but I just sold it instead. The scheme you mention for designing asquelchcircuit has already been done, in many scanners. It works, but not much better than the "WWII" technology in others radios. I have talked to a lot of people about scanners over the years, and can countsquelchissues on the fingers of both hands. BDK Can you give me a model, or what is the name of the feature for the smarter squelch so I can look for it? With the way it works now, I have to manually turn the squelch right off and, yes, the signal is bit weak and snowy, but I can hear everything perfectly. If I turn up the squelch a bit, all I hear is BA__ DE__ NO__ LE__, etc. All I need is the feature that automatically does what I have to do manually. Thanks |
#10
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