[App_rpt-users] Audio level for 2.5 KHz narrow band FM?

Steve Agee n5zua at earthlink.net
Fri Feb 6 04:29:18 UTC 2015


Maybe you meant 300 hertz?

N5ZUA

On 2/5/2015 10:26 PM, Tim Sawyer wrote:
> The PL setting should be half of what it is on wide band systems. So 
> 3Hz or so should be about right.
> --
> Tim
> :wq
>
>> On Feb 5, 2015, at 7:46 PM, Bryan Fields <Bryan at bryanfields.net 
>> <mailto:Bryan at bryanfields.net>> wrote:
>>
>> Thanks, how much PL/DCS deviation do you use on top of this?  This is 
>> my first 900 mhz repeater :)
>>
>>
>> On 2/5/15, 10:40 PM, Tim Sawyer wrote:
>>> 1.5khz is the setting we use on 900 radios both on the RX and TX 
>>> sides. Makes sense to add that to the docs site and I’ll take care 
>>> of that.
>>>
>>> --
>>> Tim
>>> :wq
>>>
>>>> On Feb 5, 2015, at 6:52 PM, Bryan Fields <Bryan at bryanfields.net 
>>>> <mailto:Bryan at bryanfields.net>> wrote:
>>>>
>>>> I'm playing with a 900 mhz repeater and most FM on 902mhz is narrow 
>>>> band.   As this is a converted uniden LTR repeater it's setup for 
>>>> narrow band.
>>>>
>>>> Looking at http://docs.allstarlink.org/drupal/node/92 which is the 
>>>> allstarlink network standard, rather than 3khz of deviation before 
>>>> CTCSS/DCS, what's the value I should be shooting for here in a NBFM 
>>>> system?
>>>>
>>>> I've been researching it and there are some posts from 2009 by 
>>>> Steve, WA6ZFT saying that 1.5 KHz of deviation should be the target.
>>>> Is there anything more official than this? Can we add some info on 
>>>> this to the docs site?
>>>>
>>>> 73's W9CR
>>>> -- 
>>>> Bryan Fields
>>>>
>>>> 727-409-1194 - Voice
>>>> 727-214-2508 - Fax
>>>> http://bryanfields.net
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>>>
>>
>>
>> -- 
>> Bryan Fields
>>
>> 727-409-1194 - Voice
>> 727-214-2508 - Fax
>> http://bryanfields.net
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>
>
>
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