On 09/19/2014 02:53 PM, jd1008 issued this missive:
On 09/19/2014 01:14 PM, Heinz Diehl wrote:
> On 19.09.2014, jd1008 wrote:
>
>> Bit Rate=72.2 Mb/s Tx-Power=15 dBm
>> So, reason I am asking is that I would like to increase Tx power to
>> 30dBm
>> due to poor connectivity with the hotspot router.
> There are two barriers:
>
> 1. the capability of your adapter
> 2. CRDA
>
> For most countries, 2.4 GHz is limited to 15 dBm, so iwconfig won't
> help. The only thing you can do is to check if your router has WMM
> enabled for the 2.4 GHz band. If so, you have a chance that your
> adapter can use HT/VHT (aka 802.11n/ac), which in turn allows a
> slightly higher tx power (but quite sure not 30 dBm).
>
> Btw: increased tx power also leads to increased noise. You should
> consider other ways to improve the connectivity to your AP (miving it
> closer, using a repeater...)
>
>
Thank you Heinz.
I am also looking for a card that has much higher Rx sensitivity
(i.e. can receive lower strength signals without problems).
Try to find a USB adapter with an external antenna. This is one and I
believe it works with Linux:
http://www.newegg.com/Product/Product.aspx?Item=N82E16833704045
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