Gqrx SDR

1–30 of 1653

Welcome to Gqrx!

Gqrx is a software defined radio receiver powered by GNU Radio as signal processing framework and the Qt toolkit for its user interface.

Gqrx Web page: http://gqrx.dk/
Download: http://gqrx.dk/download

Development code: https://github.com/csete/gqrx

You can use this forum/group to discuss anything related to Gqrx, but please do search the group and read http://gqrx.dk/user-support before posting new questions.

More screenshots: http://www.flickr.com/photos/csete/sets/72157626764441974/

0 selected

Javier Roldán, … Alexander Fasching3

12/28/19

Audio - UDP vs recording - difference - root cause?

You have to use the WAV source instead of the file source. The file source is for raw recordings like

unread,

Audio - UDP vs recording - difference - root cause?

You have to use the WAV source instead of the file source. The file source is for raw recordings like

12/28/19

Dennis McGough, Adrian Musceac4

9/23/19

Help Requested: Record only portions of spectrum as IQ with RSP1A

Do you know if GQRX natively supports this sort of proxy setup? If I go the SDRUno route, I'll be

unread,

Help Requested: Record only portions of spectrum as IQ with RSP1A

Do you know if GQRX natively supports this sort of proxy setup? If I go the SDRUno route, I'll be

9/23/19

kjh...@yonsei.ac.kr

2/10/19

Hi I'm trying to receive signal from cubsats

Hi I'm trying to receive signal from cubsats with HackRF-one and Gqrx I got cubesat CW signals

unread,

Hi I'm trying to receive signal from cubsats

Hi I'm trying to receive signal from cubsats with HackRF-one and Gqrx I got cubesat CW signals

2/10/19

wswe...@gmail.com, … Алексей Хрюкин3

1/13/21

Uhd error in Ubuntu18.04

Good evening to all. I know how to cut this problem. You need create /usr/share/uhd/ and copy all

unread,

Uhd error in Ubuntu18.04

Good evening to all. I know how to cut this problem. You need create /usr/share/uhd/ and copy all

1/13/21

Radar, … steve harp12

9/26/19

Errors running gqrx on Raspberry Pi 3

I am almost tempted to ditch Raspbian "Stretch" to try Buster--painful though since almost

unread,

Errors running gqrx on Raspberry Pi 3

I am almost tempted to ditch Raspbian "Stretch" to try Buster--painful though since almost

9/26/19

Tyler C, Robert Eckelmann3

4/18/18

Error while loading shared libraries: libgnuradio-osmosdr.so.0.1.4

I'm on Ubuntu 17.10, and I have to say I'm feeling pretty stupid. When I read your comment I

unread,

Error while loading shared libraries: libgnuradio-osmosdr.so.0.1.4

I'm on Ubuntu 17.10, and I have to say I'm feeling pretty stupid. When I read your comment I

4/18/18

Natalia Molinero

4/11/18

error when running GNU Radio on Raspberry Pi

Hi there, I'm trying to run two different .grc: one has the osmocom Source block and it outputs

unread,

error when running GNU Radio on Raspberry Pi

Hi there, I'm trying to run two different .grc: one has the osmocom Source block and it outputs

4/11/18

nerdlord20, … Bruce6

2/7/23

Absolute Signal Strength Measurements? dBFS?

Hi Joseph, Yes I did, however I wasn't particularly concerned with absolute signal levels, just

unread,

Absolute Signal Strength Measurements? dBFS?

Hi Joseph, Yes I did, however I wasn't particularly concerned with absolute signal levels, just

2/7/23

jsd...@gmail.com

11/28/17

symbol lookup error

I was using gqrx under ubuntu 16.04 whitout any problem and sudently, after an update this error

unread,

symbol lookup error

I was using gqrx under ubuntu 16.04 whitout any problem and sudently, after an update this error

11/28/17

Andy Payne, … Norbert Kaiser3

8/31/17

Can't find libgnuradio-osmosdr.so.0.1.4

Hello Andy $ gqrx gqrx: error while loading shared libraries: libgnuradio-osmosdr.so.0.1.4: cannot

unread,

Can't find libgnuradio-osmosdr.so.0.1.4

Hello Andy $ gqrx gqrx: error while loading shared libraries: libgnuradio-osmosdr.so.0.1.4: cannot

8/31/17

Sam Mostert, … Philip Collier4

5/7/17

FATAL error on Ubuntu 16.04

Hi Sam, Dependency mismatches can be really annoying but must somehow be dealt with. I've been

unread,

FATAL error on Ubuntu 16.04

Hi Sam, Dependency mismatches can be really annoying but must somehow be dealt with. I've been

5/7/17

2/1/17

RTL-SDR No Signal in Gqrx

This is my log... the same error with another question on this group. but different case this is my

unread,

RTL-SDR No Signal in Gqrx

This is my log... the same error with another question on this group. but different case this is my

2/1/17

Gaston Ettedgui (LU5AGQ), … Alexandru Csete10

12/21/15

Gqrx 2.4-1 won't start on OSX 10.11.1

On Mon, Dec 21, 2015 at 10:08 PM, Michael Dickens <m...@alum.mit.edu> wrote: > On Mon, Dec 21

unread,

Gqrx 2.4-1 won't start on OSX 10.11.1

On Mon, Dec 21, 2015 at 10:08 PM, Michael Dickens <m...@alum.mit.edu> wrote: > On Mon, Dec 21

12/21/15

11/22/15

Noise reduction - diversity

Lately I've become more interested in noise cancellation techniques typically involving the phase

unread,

Noise reduction - diversity

Lately I've become more interested in noise cancellation techniques typically involving the phase

11/22/15

mcgu...@att.net, … Douglas Almquist3

4/20/17

WFM Mono clean, WFM Stereo Lots of static

This is puzzling to me too. I have a MacBook Air with a Corei7 with 4 cores. I don't see

unread,

WFM Mono clean, WFM Stereo Lots of static

This is puzzling to me too. I have a MacBook Air with a Corei7 with 4 cores. I don't see

4/20/17

Richard Didd, Alexandru Csete7

1/29/15

Attempting to run gqrx results in 'bus error'

good luck building and thanks for the prompt response Rich On Thursday, 29 January 2015 13:19:05 UTC,

unread,

Attempting to run gqrx results in 'bus error'

good luck building and thanks for the prompt response Rich On Thursday, 29 January 2015 13:19:05 UTC,

1/29/15

Jericca Cleland, … grege...@gmail.com3

1/12/15

Using Gqrx to Determine Cell Signal Strength

Using an SDR will show you all signals in a band, but you won't be able to tell which ones are

unread,

Using Gqrx to Determine Cell Signal Strength

Using an SDR will show you all signals in a band, but you won't be able to tell which ones are

1/12/15

Juan Carlos Borrás, … Robin Gape5

11/8/14

ARPS traffic heard well above 144.800MHz (+13.310kHz, actually)

Robin, ...which means I got one of the later batches (I recall not being exactly an early bird). Now

unread,

ARPS traffic heard well above 144.800MHz (+13.310kHz, actually)

Robin, ...which means I got one of the later batches (I recall not being exactly an early bird). Now

11/8/14

Marcelo Xavier Vieira, … David Ranch9

11/24/16

Error running GQRX for the first time

Unless you're willing to compile everything from scratch, you should not mix source-built and pre

unread,

Error running GQRX for the first time

Unless you're willing to compile everything from scratch, you should not mix source-built and pre

11/24/16

Ton Machielsen, … Ton Machielsen7

9/6/14

New user introduction

Sorry man, but no american here. Who about getting MacPorts installed on your Mac as described here:

unread,

New user introduction

Sorry man, but no american here. Who about getting MacPorts installed on your Mac as described here:

9/6/14

Ozan Güven, … Charles Albert6

8/29/14

bad_alloc Problem on Debian

Make sure that the dongle isn't locked by the OS. You can issue the terminal command: sudo

unread,

bad_alloc Problem on Debian

Make sure that the dongle isn't locked by the OS. You can issue the terminal command: sudo

8/29/14

Morshu9001, Alexandru Csete3

6/3/14

Debian Packages Broken, Can't Install on Linux

On Tue, Jun 3, 2014 at 5:22 AM, Morshu9001 <iquit...@mailtothis.com> wrote: > My mistake,

unread,

Debian Packages Broken, Can't Install on Linux

On Tue, Jun 3, 2014 at 5:22 AM, Morshu9001 <iquit...@mailtothis.com> wrote: > My mistake,

6/3/14

Richard Didd, Alexandru Csete4

5/7/14

Request to make Gqrx less cpu and memory intensive

On Wed, May 7, 2014 at 10:39 PM, Richard Didd <richar...@gmail.com> wrote: > Alex >

unread,

Request to make Gqrx less cpu and memory intensive

On Wed, May 7, 2014 at 10:39 PM, Richard Didd <richar...@gmail.com> wrote: > Alex >

5/7/14

Kjartan Iversen, … Alexandru Csete10

4/11/14

Getting error when trying to run gqrx.

I have uploaded new packages tonight that fix this dependency problem (and also fix some general bugs

unread,

Getting error when trying to run gqrx.

I have uploaded new packages tonight that fix this dependency problem (and also fix some general bugs

4/11/14

ockhams...@gmail.com, Alexandru Csete3

12/27/13

Hi Alex, Thanks for the quick response. >Currently, there is an >experimental TCP control

unread,

Hi Alex, Thanks for the quick response. >Currently, there is an >experimental TCP control

12/27/13

10/9/13

GNU Radio LiveDVD

this DVDLive contains the GQRX ;) (...) This release now includes GNU Radio 3.7.2, gqrx v2.2.0-25, gr

unread,

GNU Radio LiveDVD

this DVDLive contains the GQRX ;) (...) This release now includes GNU Radio 3.7.2, gqrx v2.2.0-25, gr

10/9/13

Jacek Radzikowski, … Alexandru Csete7

10/30/13

Overruns with bladeRF

New version from github works fine. It must have been problem with sample rate settings. Here is an

unread,

Overruns with bladeRF

New version from github works fine. It must have been problem with sample rate settings. Here is an

10/30/13

goo...@zx.scrapping.cc, … Alexandru Csete11

11/4/13

Fedora 18 - Gnuradio 3.7.1 - terminate called after throwing an instance of 'uhd::runtime_error'

Actually, I've been told that it is a bug in UHD which is why I haven't done anything about

unread,

Fedora 18 - Gnuradio 3.7.1 - terminate called after throwing an instance of 'uhd::runtime_error'

Actually, I've been told that it is a bug in UHD which is why I haven't done anything about

11/4/13

9/14/13

Gqrx error on startup! someone had this output?

Ok it's work fine ! I have finaly remove manually the old 3.7.1 gnuradio libs... and all others

unread,

Gqrx error on startup! someone had this output?

Ok it's work fine ! I have finaly remove manually the old 3.7.1 gnuradio libs... and all others

9/14/13

Tomkat, Alexandru Csete6

8/30/13

Install from PPA

Alex, It installed fine. And is now running too (both grc & gqrx). I did it in two different

unread,

Install from PPA

Alex, It installed fine. And is now running too (both grc & gqrx). I did it in two different

8/30/13

Search

Clear search

Close search

Google apps

Main menu