Re: How to install firmware-linux-nonfree

Am 16.07.2017 um 10:07 schrieb Dekks Herton:
> Dave Horsfall <[email protected]> writes:
>> On Sat, 15 Jul 2017, DI Florian Reitmeir wrote:
>>> > Quoting from Wikipedia: "802.11n can use either the 2.4 GHz > or
>>> the 5 > GHz band"; does that not mean what it seems to say?
>>>
>>> this is not wrong, but nearly all adapters support wireless to the
>>> very old 801.11b for compatibility. so if an adapter support 5ghz,
>>> he will in 99% also support 802.11a but if he supports 802.11n 5ghz
>>> is not mandatory
>> Ah, so it *might* support 5GHz... :-(  Thanks.
>>> you can also post which chipset your notebook uses, but most devices
>>> only support 2,4ghz
>> Oops, I forgot; "lsusb" plays its cards close to its chest, but I
>> found this in "dmesg": Atheros AR9565 Rev:1.  After some searching, I
>> see that it doesn't do 5GHz...
>>
>> Will trade Acer Aspire E-15 for a Debian-compatible laptop if it does
>> 802.11a :-)
> Can you not swap the wifi card out for a better one?
on most systems this is simple not possible to the fact, that for 5ghz
you would need an extra antenna in the laptop case.