[Hackrf-dev] Power supply 3.3V HackRf One

[n0p [Luis Bernal]]

You have to modify the lna4all adding a few components to be able to be
powered from antenna power.
http://1.bp.blogspot.com/-Yl07K4OkEZ0/U-OD-3eR6aI/AAAAAAAACT0/P25Sm-q8Ufg/s1600/LNA4ALLHackRFmod.jpg

Then you have to enable the bias-t in the hackrf, it depends on the
software you are using. With hackrf_transfer the option is -p 1

2016-01-03 14:21 GMT+01:00 Gazagnes Simon <sgazagnes at gmail.com>:

> Hi,
>
> I just bought a LNA4ALL2 which is supposed to be powered by the HackRf One
> antenna port. I was told that I have to enable this option somewhere. Do
> you know how I should proceed in order to use my pre amp?
>
> Best regards and happy new year to you.
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>
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