[HamWAN PSDR] Client hardware questions

Randy Neals randy at neals.ca
Sun Aug 5 23:17:33 PDT 2018


The DynaDish5 (INTL) has worked good for me.
It's rated at 25dB and has the radio integrated in the plastic dish with no
RF cables/connectors.
On a head to head comparison at AE7G, the DynaDish5 performed equally with
the 2' dish with sleeve, precision alignment and external radio.


-Randy

On Sun, Aug 5, 2018 at 9:25 PM, Tom Hayward <tom at tomh.us> wrote:

> On Sun, Aug 5, 2018 at 7:57 PM B.J. Guillot <bj.guillot at gmail.com> wrote:
>
>> The sales rep recommended RB911G-5HPacD-QRT instead.  The specs seem
>> similar with the added benefit of 802.11ac support, but I read something on
>> the HamWAN site indicating that the models supporting "ac" don't support
>> the needed 5 or 10 MHz channels needed.  But, then I read something else
>> indicating that the newer QCA9892 wireless chip does in fact support 5 or
>> 10 MHz channels for the 802.11 a/n and it might work.
>>
>
> You'd think a Streakwave sales rep would be able to tell you if a modem
> can do 5 and 10 MHz channels. Maybe ask about this specifically? Maybe
> she'll go the extra mile and power one up to test it. That'll save you the
> trouble of ordering one and doing the same.
>
>
>> The other items she recommended were RBSXTsq5HPnD and RB912UAG-5HPnD.
>> The latter appears on the HamWAN website, but it sounds like it might be
>> overkill for my application.
>>
>
> Don't overestimate 5.9 GHz propagation. I don't bother with anything less
> than the 2 ft dish unless it's a 100-yard shot to the other end of the site.
>
> I don't think it's listed on the website yet, but you might try one of
> these dishes with the RB912:
> https://smile.amazon.com/dp/B079QGF3S2/
>
> Also, a general question about supported frequencies.  The HamWAN page
>> mentions "5.9 GHz", but when looking through the MicroTik technical specs
>> documents for many of their models, they quote thing like:
>> - RB911G-5HPnD-QRT-US (USA) is factory locked for 5170-5250MHz and
>> 5725-5835MHz frequencies. This lock can not be removed.
>> - RB911G-5HPnD-QRT (International) supports 5150MHz-5875MHz range
>> (Specific frequency range can be limited by country regulations)
>>
>> Is the 5875 MHz upper limit (versus 5835 MHz) what is being referred to
>> as "5.9 GHz"?
>>
>
> If it's listed on the website, that means someone has tested it on the
> HamWAN channels, 5880, 5900, and 5920 MHz.
>
> Tom KD7LXL
>
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