Re: [Discuss-gnuradio] OFDM MODULATION/DEMODULATION PROBLEM

2012-10-19 Thread Josh Blum
On 10/19/2012 05:09 AM, Bilal wrote: > 1)removed still no output...:-( > > 2)thread[thread-per-block[0]: ]: caught > unrecognized exception > > i think this is not an error as it appears when i close the window > That might be ok. I think its a boost issue on ubuntu 10.04. So I am guessin

Re: [Discuss-gnuradio] OFDM MODULATION/DEMODULATION PROBLEM

2012-10-19 Thread Bilal
1)removed still no output...:-( 2)thread[thread-per-block[0]: ]: caught unrecognized exception i think this is not an error as it appears when i close the window 3) i have connected scope with random source to see transmitted integers still no output at receiver. (tried even simple sin wave)

Re: [Discuss-gnuradio] OFDM MODULATION/DEMODULATION PROBLEM

2012-10-18 Thread Josh Blum
On 10/18/2012 04:47 AM, Bilal wrote: > Hi > I m using USRP2 and USRPN210 DB RFX900. > > Block diagram > MOD:random source-->ofdm-->usrp sink > DeMOD:usrp source-->ofdm demod-->>sink scope,fft > > Problem is that: > Modulation is going fine,even at the receiver end the spectrum is just like > it

[Discuss-gnuradio] OFDM MODULATION/DEMODULATION PROBLEM

2012-10-18 Thread Bilal
Hi I m using USRP2 and USRPN210 DB RFX900. Block diagram MOD:random source-->ofdm-->usrp sink DeMOD:usrp source-->ofdm demod-->>sink scope,fft Problem is that: Modulation is going fine,even at the receiver end the spectrum is just like it should be (block for OFDM ) but there is nothing at the ou