Przemyslaw Maszenda wrote:
> Joel Jaeggli wrote:
>
>> Przemyslaw Maszenda wrote:
>>
>>
>>> Hello
>>>
>>> What do you think, (maybe someone has an experience with?), about WiFi
>>> mini-PCI from Ubiquiti model SR71-A in Soekris net5501?
>>> This is HIGH power miniPCI card on Atheros chipset. Quick spec:
>>>
>>> - 32-bit mini-PCI Type IIIA/3.3 V DC
>>> - Max Avg. Current Consumption: 1.25A, +/-100mA (!!!!)
>>> here us link to product description http://www.ubnt.com/products/sr71a.php
>>>
>>> What about power consumption - could I feed 1.25 A + 0.1 A 3.3 V from
>>> mini-PCI? (with PCI slot occupied by standard , four-port PCI card from
>>> Soekris). Will it work with Soekris net5501?
>>>
>>>
>> It should, the 4 port pci card is around 2.8w. I'd probably go larger
>> than the default 1.5amp power supply however.
>>
>> I also wouldn't also try putting a 7200rpm sata disk in there...
>>
>>
>>
>>> One more question: how can I attached Antenna (assuming standard Soekris
>>> case for 5501?) This card has three MMCX port. As I mentioned earlier,
>>> my PCI port isn't free
>>>
>>> any ideas ?:)
>>>
>>>
>> You may have something of a heat problem given the size an location of
>> that card and the standard chassis.
>>
>> regarding the antenna mounts, you're going to have to do some drilling.
>> assuming you use mmcx -> rp-sma bulkhead pig tails you could probably
>> fit them out the left hand (pci slot) side of the board giving them some
>> extra cable to allow you to slide the case back on, if you're going to
>> use N bulkhead jacks probobaly only the front panel has enough room, but
>> you're probably better off at that point using a different kind of
>> enclosure.
>>
>> hopefully you're planning on using it outdoors because that card is
>> serious overkill for an indoor system. Also I'd check your local regs in
>> poland because I don't think +24dBm is legal for transmit in either band
>> so unless you have a really long cable you're attaching it to or you are
>> a liscensed ham radio operator you might want to consider alternative
>> approaches...
>>
>>
>>
> Joel - thank you very much for info.
> I have "Power Supply, 12V, 3.0A, IEC320-C8" power supply, so PS is not
> an issue. I understand than net5501 boards could get enough power
> (current) from PS, but I'm not sure if miniPCI card could about 1.35 A
> (with 3.3 V !) from boards. For DC it is about 4.5 W !!! For such small
> interface as miniPCI. I don't find any spec with electricity limitation
> for miniPCI on 5501 board.
> Thanks Good I have no PATA/SATA disk, only CF :).
> You right - this card has very high transmit power this could be law
> issue. But good news is that this card may works perfect (due Atheos
> 802.11 chipset) with aircrack ;-).
>
> Bad news is that one seller of SR71-A wrote me that this HW works only
> with dedicated Ubiguiti boards (the LS-SR71 board) and IS NOT supported
> with any other hardware. Strange because Ubiguiti state on own web:
> "Operating System Support: Linux".
>
That's nonsense. The SR71-A works fine in a variety of platforms under
freebsd.
Sam
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