[aprssig] Re Net28

[ke7xo]

I own two KAM XL's and they default to 2100/2300 for 300 baud packet,  
NOT 1600 and 1800.

Richard



On 6/13/2010 7:29 AM, G0JXN Jim wrote:
> Hi Guys
>
>
>
> Stephen, I am of course aware that USB is used for phone above 10MHz 
> but was under the impression, perhaps wrongly, that data was specified 
> as a LSB frequency. But no problem, the 300bd KAM tones are 1,600 and 
> 1,800 Hz, so centre frequency 1,700 Hz. For USB move the dial setting 
> down twice that figure:-
>
>
>
> 28.140 MHz - 3,400 Hz = 28.136,600 MHz.
>
>
>
> For PK-232 (AGWPE, the free one) subtract 510 Hz, i.e. 28.136,090 MHz.
>
>
>
> 73
>
>
>
> Jim, G0JXN/MB7UXN
>
>
>
>
>> Stephen, WA8LMF Wrote:-
>
>> I think you should consider expressing the frequency in question in
>> terms of it's USB equivalent.
>>
>>    * LSB operation is almost unheard of on 10 meters (at least in North
>>      America).
>>
>>    * All radios default to USB mode on this band. Many require multiple
>>      button pushes or menu levels to switch to the non-default LSB.
>>
>>    * Nearly all  commercial, marine, and military-surplus SSB radios
>>      (that hams sometimes acquire second hand) ONLY operate on USB.
>>
>>
>> Or better yet, specify the actual RF mark/space freqs so that users with
>> devices that have odd tone pairs such as the TigerTronics TigerTrack
>> (1100/1300 Hz audio tones),   or fully variable tones (such as the MixW
>> soft modem on packet),   can calculate what RF freq [USB or LSB] to use.
>>
>> Note further that the paid-for "Pro" version of AGWpe can use standard
>> KAM tones (1600/1800).
>>
>> Stephen H. Smith    wa8lmf (at) aol.com
>
>
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