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Re: [IRCA] Updated frequency offset for 1017 Tonga?
- Subject: Re: [IRCA] Updated frequency offset for 1017 Tonga?
- From: "Paul B. Walker, Jr." <walkerbroadcasting@xxxxxxxxx>
- Date: Sat, 27 Jul 2013 16:40:09 -0400
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I have an contact at A3Z 1017 in Tonga that I referred Gary to for absolute
confirmation.
I hope it helps.
Paul
On Sat, Jul 27, 2013 at 4:37 PM, Chuck <charlesh3@xxxxxxx> wrote:
> Getting down to details, the MW Offset List as of March 2013 did not list
> Radio Sport (NZ) on 1017. It does have Tonga but shows it on 1017.001
> rather than its current frequency of 1017.008. No listing for China either.
>
> Radio Sport is likely to be what we were noting but I haven't listened to
> recordings yet to verify that.
>
> I just don't see how Jaguar is helping here. Very incomplete information
> is being used to jump to a conclusion that was likely wrong.
>
>
> Chuck
>
>
> On 7/27/2013 12:14 PM, Guy Atkins wrote:
>
>> Hi Chuck,
>>
>> Yes, that's why I said Jaguar "noted" JOLB's carrier, not that it *was*
>> that station. It always takes the experience of a DXer to interpret the
>> results of something like this, just like we shouldn't list-log a station
>> because it's shown in the PAL (for instance) as being on the frequency.
>> That said, the tool now known as "AI RDS" has come a long since you were
>> involved with the software and it's accuracy has improved a lot.
>>
>> Jaguar has all of the offsets from the MW Offset List built in, and
>> contains a recent feature to collect new ones for sharing among team
>> members. I think the tool was suspecting that small peak right on 1017 kHz
>> as JOLB because Japan is within the 110 degree beam of the DKAZ antenna
>> when pointed at the 257 degrees we measured. As part of its process with
>> other criteria, the tool "looks" at all stations within the beam width and
>> bearing of the antenna as possibilities. However, I don't know why it
>> didn't "suspect" the CRI station on 1017, which was also in the beam and
>> is
>> twice as powerful as JOLB (we didn't note any Chinese stations on the
>> DXpedition, though, that I know of).
>>
>> I hope you will be helping out with the program's development in the
>> future... your DXing experience is highly valuable.
>>
>> 73,
>>
>> Guy Atkins
>> Puyallup, WA
>>
>> On Sat, Jul 27, 2013 at 10:49 AM, Chuck <charlesh3@xxxxxxx> wrote:
>>
>> Guy:
>>>
>>> Same here - Tonga was 7.3 Hz high in a file I checked.
>>>
>>> As for NHK on 1017..... While possible, I think Jaguar is really making a
>>> huge jump to a doubtful result. I'd bet Jaguar has few offsets and I'd be
>>> amazed if they had offsets for Radio Sport and 2KY. Jaguar also doesn't
>>> know that we had few Japanese overall while NZ was the dominant on many,
>>> many channels.
>>>
>>> I couldn't rule out Japan, but don't think Jaguar should rule it in.
>>>
>>> YMMV.
>>>
>>> Chuck
>>>
>>> On 7/27/2013 10:16 AM, Guy Atkins wrote:
>>>
>>> <CLIP>
>>>>
>>>> Jaguar's latest automatic calibration tool is supposed to be highly
>>>> accurate (1/2 Hertz accuracy), so with all three of us referencing the
>>>> .008
>>>> offset, I'm sure Tim was hearing Tonga. I did see that Tonga's signal
>>>> wanders a bit over the span of a few minutes, from .0073 to .0083.
>>>>
>>>> Another peak right on 1017.0000 was noted by Jaguar as the NHK Tokyo
>>>> station JOLB (based on a number of factors such as known offset freq.,
>>>> distance, antenna bearing & beamwidth, transmitter power, etc.).
>>>>
>>>> 73,
>>>>
>>>> Guy Atkins
>>>> Puyallup, WA
>>>>
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