[Hackrf-dev] Sensitivity

[Rich S]

I only used the HackRF at 2 Mhz to make the comparison as similar as 
possible.  Normally, I wouldn't even consider doing so.

On 4/3/2015 3:00 PM, Jared Boone wrote:
> On Apr 3, 2015, at 11:18, Rich S <richnsanders at gmail.com> wrote:
>
>> I put together a quick Adobe document with pictures and settings comparing the two and attached it to a previous email.
> That's a good summary of your process. Thanks.
>
> Here's why I would recommend against using HackRF with a 2MHz sampling rate:
>
> https://github.com/mossmann/hackrf/wiki/Tips-and-Tricks
>
> If you operate the HackRF at 8MHz with a GNU Radio 4:1 decimating low-pass filter to reach your desired 2MHz sampling rate, you should see better performance in the presence of noise in adjacent spectrum that would otherwise alias. I have no idea if the various other SDR software uses this technique.
>
> 	- Jared
>
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