[OZAPRS] 10 MHz APRS

vk4tec at tech-software.net vk4tec at tech-software.net
Sun Dec 3 15:33:28 AEDT 2017


VNA is showing me VSWR 6:1 on car 

I have an issue 

Heard New Zealand on 7 MHz 

Andrew 

-----Original Message-----
From: OZAPRS [mailto:ozaprs-bounces at aprs.net.au] On Behalf Of Glen English VK1XX
Sent: Sunday, 3 December 2017 2:31 PM
To: ozaprs at aprs.net.au
Subject: Re: [OZAPRS] Fw: 40M APRS frequencies

where are you Josh?


On 3/12/2017 3:28 PM, Josh wrote:
> I briefly tried 40m APRS with my OT+ a few months ago but wasn't able 
> to get through to any igates.
> I'm now running a Direwolf tracker in my car, so I've added a 300bps 
> modem on 7048.6 LSB today.
> Currently I'm beaconing every 10 minutes with 50w but so far I haven't 
> been igated and I haven't heard any frames either.
> I'm in a bit of a HF black hole here though, so might have to go for a 
> drive to do a proper test.
>
> - Josh VK2HFF
>
>
>
> On 3/12/2017 12:24 PM, Scott Evans wrote:
>> That's why I'm on 40m too! 😉 the shift up in frequency was to align 
>> with the WIA band plan. As I've mentioned on this many times, I'm 
>> beaconing every 10 minutes with a maximum power output of 25w pep 
>> into a Hustler 5-BTV
>>
>> That frequency is your dial frequency for using 1600/1800Hz tones, 
>> however as I'm using a PK232MBX with DSP filter (after market 
>> addition from Timewave) my dial frequency is 510hz higher at 7.049110 
>> LSB to compensate for the 2110/2310Hz tones of the PK232MBX!
>>
>> I'm using APRX with a 40m and a 2m ports, so anything heard on either 
>> is forwarded directly to T2TAS.
>>
>>
>> On Sun., 3 Dec. 2017, 11:53 Graeme, <graeme at abrona.com.au 
>> <mailto:graeme at abrona.com.au>> wrote:
>>
>>      Thanks Scott for confirming the frequency listed in the gateway
>>      table.  As my licence is only standard I don’t currently have access
>>      to 30m.
>>       
>>      Graeme 2HFG
>>       
>>      *From:* Scott Evans
>>      *Sent:* Sunday, December 3, 2017 11:40 AM
>>      *To:* Australian APRS Users
>>      *Subject:* Re: [OZAPRS] Fw: 40M APRS frequencies
>>       
>>
>>      Current frequency for 40m is 7.048600 LSB (1600/1800Hz) as far as
>>      I'm aware there's only VK2IO & myself (VK7HSE) but it's possible
>>      there's more but that's all that I'm aware of...
>>
>>
>>      On Sun., 3 Dec. 2017, 10:42 Graeme, <graeme at abrona.com.au> wrote:
>>
>>          Question now answered - I’ve been directed to the HF Gateway
>>          table rather than the obsolete HF APRS frequency table on the
>>          same site.
>>           
>>          *From:* Graeme
>>          *Sent:* Sunday, December 3, 2017 10:03 AM
>>          *To:* OZAPRS at aprs.net.au
>>          *Subject:* 40M APRS frequencies
>>           
>>          Is the HF frequency table shown on aprs.net.au
>>          <http://aprs.net.au>, particularly for the 40M band but also the
>>          20M band, correct?  7036.00 appears to be outside the current
>>          WIA band plan digital frequencies.
>>           
>>          Thanks,
>>          Graeme 2HFG
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