[Discuss-gnuradio] How to write own blocks for grc

Hello All, Can you please guide me how can I start writing my own blocks for GRC. Regards, Umer Rabbani | Researcher [cid:image001.jpg@01CD59F8.CC600A20][cid:image002.gif@01CD59F8.CC600A20]

[Discuss-gnuradio] DVB-T signals using GNU radio companion

Hi, I have to generate DVB-T signal using gnu radio companion, is there any block available for that?? Umer ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] Simple band pass filter

Hello Nick, Thanks for your reply, I want to know about the parameters for my bandpass filter block? So what parameters should give to my band_pass_filter as follows high_cut_off=? low_cut_off=? sampling_rate should be less than 6.25MHz transition band=? Yes I want to use usrp2 source how do I

[Discuss-gnuradio] Simple band pass filter

I have attached my GRC file with this email. I am getting the following error? gr_buffer::allocate_buffer: failed to allocate buffer of size 43852 KB Umer band_pass.grc Description: band_pass.grc ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.

[Discuss-gnuradio] How to exit GNU radio program

Hello All, I am writing a basic GNU radio program. The program has 3 blocks, USRP2 , bandpass filter and file sink. I want to read some specific frequency band and write the values to the file. The object of my class is called Tb I start the program by Tb.Run() But I the program goes to an infi

Re: [Discuss-gnuradio] Cannot ping the usrp2

I can verify that the IP address has been changed. Regards, Umer Rabbani | Researcher Polaris House, PP129 B29, Adastral Park, Ipswich, UK Postal Code IP5 3RE 01473645887|  - 0743 57 67 821 -Original Message- From: discuss-gnuradio-bounces+umer.rabbani=bt@gnu.org

[Discuss-gnuradio] Cannot ping the usrp2

I am using USRP2 device my device works fine with GNU radio. O.S=Ubuntu 10.04 Ip settings 192.168.10.1 netmask 255.255.255.0 I tested the firewall is disabled by using umer@umer:~/Downloads$ sudo ufw status Status: inactive I want to ping the ip address 192.168.10.2 but the response is unreacha

[Discuss-gnuradio] DVB-T signal Modulator and demodulator

Hello all, I wanted to know if someone has generated a block for DVB-T modulator and demodulator. Regards, Umer ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] SD card image download RFX 2400 usrp2 raw Ethernet

Hello josh, I cannot understand which one of these is for RFX 2400 and usrp2. Regards, umer -Original Message- From: discuss-gnuradio-bounces+umer.rabbani=bt@gnu.org [mailto:discuss-gnuradio-bounces+umer.rabbani=bt@gnu.org] On Behalf Of Josh Blum Sent: 13 April 2012 16:20 To

[Discuss-gnuradio] SD card image download RFX 2400 usrp2 raw Ethernet

Hello, Can anyone give me a link to download sd card image for RFX 2400 please. Umer ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

[Discuss-gnuradio] GRC example of receiver cannot hear radio.

I have installed gnu radio using ubuntu. I am using usrp2 with wbx daughter board. I tried to test examples of grc "wfm_rx_pll". This had a usrp block instead of usrp2 so I replaced it with usrp2 block. Decimation 128 Gain is 15dB Frequency is 96.5M but I have a slider option. I tried to run th

[Discuss-gnuradio] usrp2 not connecting to laptop via ethernet cable

I have recently installed GNU radio on my IBM lenovo machine (intel core i5) with fedora operating system. I am using usrp2 with Ethernet cable. | wanted to connect the laptop with usrp2 but the laptop does not detect the usrp2 box. the icon says connecting rather than connected. I tried to tes

[Discuss-gnuradio] how to start

Hello all, I am new to GNU radio. I bought my new ettus usrp2 what do I install to get it going? Umer ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio

Re: [Discuss-gnuradio] how to start

I installed it on fedora system using yum command. I am unable to find gr-utils/src/python. Regards Umer From: Rabbani,U,Umer,DUB2 R Sent: 05 April 2012 16:19 To: discuss-gnuradio@gnu.org Subject: how to start Hello all, I am new to GNU radio. I bought my new ettus usrp2 what do I install to g

[Discuss-gnuradio] usrp2_rx_cfile change of daughter board

Hello all, I was using usrp2_rx_cfile.py module to sense 2.4G channel by using RX2400 board(2.2G to 2.9G). Now I want to sense TV frequencies so I have changed the daughter board to wbx daughter board ( 50 MHz to 2.2G). But now I cannot sense the signal by using coaxial cable connected to my usr

[Discuss-gnuradio] Change of daughter board

Hello all, I have been using GNU radio with RFX2400 daughterboard (2.3 to 2.9 GHz). I want to use WBX daughter board (50 MHz to 2.2 GHz). What are the changes I have to make to my software Do I have to burn new image to SD card of my usrp2. Regards, Umer Rabbani | Researcher Polaris House, P

[Discuss-gnuradio] error in using gnuradio-3.4.2 "usrp2::ctor reset_db failed"

Hello all, I am trying to use one of the example codes in gnuradio 3.4.2 library, I receive the following message when I execute the program. [root@localhost gnuradio-3.4.2]# python gr-usrp2/apps/usrp2_rx_cfile.py -f2G -N1024 foo usrp2::ctor reset_db failed Thanking you in advance and looking f