Re: Inquiry from beginner about SDR

zig zag <big.zigzag@...>

I have the top

On Aug 11, 2017, at 5:57 PM, Alan G4ZFQ <alan4alan@...> wrote:

I'm beginner user of SDR, I have (NooElec NESDR SMArt Bundle)
I'm using as software SDRSharp,
I can listen to VHF without any problem, but when I want to listen to HF I can not catch any signal.
I'm using below setting
Which one is it?
The top one covers 24MHz upwards, "Additional Information - Frequency Range (approximate) 25MHz - 1750MHz"
The bottom one uses a converter, not direct sampling.
(Direct sampling can give very poor results.)


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