Hi Boris
I think you need to specify costas-alpha as 0.05 and gain-mu as 0.001 as your
starting point. Hope this would help.
Bill
--- On Tue, 5/12/09, Eric Blossom e...@comsec.com wrote:
From: Eric Blossom e...@comsec.com
Subject: Re: [Discuss-gnuradio] Benchmark-rx/tx.py with QPSK modulation
Hello,
I tried the DBPSK and DQPSK scheme with benchmark_tx.py and benchmark_rx.py. I
found there is a problem with USRP. After having TX and RX rest for
20 mins, the communication between them are so good that the PDR
detected at the RX is almost 99%, but after those two USRPs run for a
while,
...@gmail.com
Subject: Re: [Discuss-gnuradio] a running problem with the USRP, i am confused!
To: Bill Stevenson bill.stevenso...@yahoo.com, discuss-gnuradio@gnu.org
Date: Friday, May 8, 2009, 4:35 PM
Does it mean USRP could not keep on running for
a long time or the USRP boards we are using have been
Stevenson bill.stevenso...@yahoo.com wrote:
From: Bill Stevenson bill.stevenso...@yahoo.com
Subject: [Discuss-gnuradio] a question about Reed-Solomon in GNURadio!
To: discuss-gnuradio@gnu.org
Date: Friday, May 1, 2009, 2:41 AM
I implemented the reed-solomon coding scheme in gr-atsc onto
receiver
block, which leads to bad performance for larger offsets. Can you try the
attached patch? (Lacking time to test it myself atm ...)
Stefan
On Wednesday 18 March 2009 22:19:50 Bill Stevenson wrote:
From: Bill Stevenson bill.stevenso...@yahoo.com
To: Bill
I implemented the reed-solomon coding scheme in gr-atsc onto benchmark_tx.py
and benchmark_rx.py. Following describes the results I got:
1, The transmitter can transmit reed-solomon coded stream with no problem. The
receiver just keeps on waiting for the packets. There is no response at the
Hello, Erric
Could you tell me the effective noise temperature for VERT2450? I have searched
the mailing list, but there is no answer for it. Thank you!
Bill
From: Bill Stevenson bill.stevenso...@yahoo.com
To: discuss-gnuradio@gnu.org
Sent: Tuesday, April 21
Hi, Matt
I have read that Wiki article and got it! The noise temperature of that antenna
could be ignored. Thank you!
Bill
From: Matt Ettus m...@ettus.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, April 22
Hello,
I have a simple question about the antenna effective noise temperature for
VERT2450. Does anybody know its effective noise temperature? Thanks a lot! I
hope Ettus could let me know.
Thanks!
Bill
___
Discuss-gnuradio mailing list
signal, and I'm trying to
install scipy to enable the plot_const.py, etc. I also wanna load the
data using Matlab, I wonder how can you output the data to a sink
file? Thanks!
On Fri, Apr 10, 2009 at 4:46 PM, Bill Stevenson
bill.stevenso...@yahoo.com wrote:
Hi,
We can output the data to a sink
Hi, Paco
Actually, I got the similar result as you did. I think there was something
wrong in the mpsk_receiver block. I am checking it. Thanks!
Bill
From: Paco Garcia sarev...@gmail.com
To: Discuss-gnuradio@gnu.org
Sent: Wednesday, April 8, 2009 9:26:36 AM
Hi, Yufeng
I am sorry for late reply. Unfortunately, I have not found it yet.
Thanks!
Best,
Bill
From: yufeng wang kthyuf...@gmail.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Sent: Wednesday, March 25, 2009 11:58:26 AM
Subject: Re: [Discuss-gnuradio
Hi,
We can output the data to a sink file, from which we load the data using
Matlab. Then we use scatterplot.
Thanks!
Bill
From: yufeng wang kthyuf...@gmail.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Sent: Friday, April 10, 2009 12:22:15 PM
Subject
Hi!
I searched the mailing-list for the Reed-Solomon coding in GNURadio and reached
some conclusions
1, if we wanna call RS in Python, we need to create our own C++ signal
processing block using the traditional C code in Reed-Solomon folder. After
that, we can call RS in Python.
2, we can
the
attached patch? (Lacking time to test it myself atm ...)
Stefan
On Wednesday 18 March 2009 22:19:50 Bill Stevenson wrote:
From: Bill Stevenson bill.stevenso...@yahoo.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Sent: Wednesday, March 18, 2009 5:16:26 PM
From: Bill Stevenson bill.stevenso...@yahoo.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Sent: Wednesday, March 18, 2009 5:16:26 PM
Subject: Re: [Discuss-gnuradio] some results about D8PSK (problems)
Hello,
I have searched the mailing list
From: Eric Blossom e...@comsec.com
To: w w biscuitk...@gmail.com
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, March 18, 2009 4:30:04 PM
Subject: Re: [Discuss-gnuradio] DBPSK and Carrier Suppressed or Not?
If I take the output of the modulator and go
Hi
I just did PDR testing between two USRPs with D8PSK modulation scheme. The
files I used are benchmark_rx.py and benchmark_tx.py. Two exceptional results
confused me a lot:
1, the --tx-amplitude has to be adjusted to the default value (12000), with
which the PDR could reach 100%, otherwise,
From: Tom Rondeau trondeau1...@gmail.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Cc: discuss-gnuradio@gnu.org
Sent: Thursday, March 5, 2009 11:30:33 PM
Subject: Re: [Discuss-gnuradio] does the number of samples per symbol for the
dbpsk case really
From: Tom Rondeau trondeau1...@gmail.com
To: Bill Stevenson bill.stevenso...@yahoo.com
Cc: discuss-gnuradio@gnu.org
Sent: Friday, March 6, 2009 10:55:09 AM
Subject: Re: [Discuss-gnuradio] does the number of samples per symbol for the
dbpsk case really affect
Hi,
We did the outdoor testing today to find out the relationship between RSSI and
Distance and the relationship between RSSI and PDR with USRP and GNURadio.
Mistakenly, the number of samples per symbol at the TX side was set to 4 and
the number of samples per symbol at the RX side was set to
Hello, everyone!
We are doing some experiments on multirate transmission via USRP. As we all
know, using different modulation schemes is the crucial part for this research.
In our GUNRadio, QAM modulator is already there, but I don't understand why its
demolator part is empty. Is there any
Hello, all!
Our team is trying to find out the relationship between PER and Received Signal
Strength as well as the relationship between Distance and Received Signal
Strength under DBPSK modulation scheme using two USRP borads. Our test was set
up in a near free space environment, but the
From: Bill Stevenson bill.stevenso...@yahoo.com
To: discuss-gnuradio@gnu.org
Sent: Tuesday, February 3, 2009 3:52:26 PM
Subject: [Discuss-gnuradio] some hardware parameters of the USRP board
Hello, all!
I have a question about some hardware parameters
Hello, all!
I have a question about some hardware parameters of the USRP board. What is the
antenna temperature and what is the amplifier gain after the antenna when the
board we are using is RFX2400 and the antenna is the VERT2450 ? Thanks a lot!
Bill
Hello, all!
We are using RFX2400 to transmit some signals. As known, transmit power of that
board is said to be 50mW shown on the datasheet and the default value of
--tx-amplitude in benchmark_tx.py file is 12000. Can we say the real
transmitted signal power is 50mW which is correspoding to
- Forwarded Message
From: Bill Stevenson bill.stevenso...@yahoo.com
To: Matt Ettus m...@ettus.com
Sent: Friday, January 30, 2009 5:39:18 PM
Subject: Re: [Discuss-gnuradio] calculation of the real transmitted signal
power if --tx-amplitidue is set dynamically
From: Bill Stevenson [EMAIL PROTECTED]
To: Johnathan Corgan [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Thursday, December 4, 2008 9:57:02 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
From: Johnathan Corgan [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, December 3, 2008 2:57:55 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
Thank you, Johnathan! I did my
From: David Burgess [EMAIL PROTECTED]
To: Daniel O'Connor [EMAIL PROTECTED]
Cc: Bill Stevenson [EMAIL PROTECTED]
Sent: Tuesday, December 2, 2008 1:27:07 AM
Subject: Re: [Discuss-gnuradio] testing outside building with our USRPs
Thank you, David and Daniel! I
From: Johnathan Corgan [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Thursday, December 4, 2008 6:25:24 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
On Thu, Dec 4, 2008 at 1:04 PM
- Forwarded Message
From: Bill Stevenson [EMAIL PROTECTED]
To: Blair Strang [EMAIL PROTECTED]
Sent: Monday, December 1, 2008 12:13:50 PM
Subject: Re: [Discuss-gnuradio] testing outside building with our USRPs
From: Blair Strang [EMAIL PROTECTED
Hello, all!
I am looking into the benchmark_tx.py file under the directory of
python/digital. The default value of the --tx-amplitude is 12000 and the
transmit power of RFX2400 is 50mW. Is there any relationship between these two
numbers? If I changed the --tx-amplitude to be 1200, what is
Hello, all!
We are trying to bypass the ISM band to transmit data, say outside 2.48GHz. But
I cannot find a suitable antenna for this kind of transmission on ettus.com,
the antenna we are using isVERT2450 which is not ideal outside 2.48GHz. What
kind of antenna should we use? Thanks a lot!
From: Johnathan Corgan [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Sent: Thursday, November 27, 2008 3:02:23 AM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
No problem, Johnathan. After reading this, I did my
David -
Thank you, I understand it! But how did you get your computer powered when you
were doing experiment outside? The laptops in our lab are very limited. Thank
you!
Bill
From: David Burgess [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc
From: David Burgess [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Sent: Monday, December 1, 2008 6:59:00 PM
Subject: Re: [Discuss-gnuradio] testing outside building with our USRPs
Bill -
I got a laptop power rig designed for automotive and air travel
Hello, all!
We are utilizing USRPs to test the transmission range under some certain
circumstances, say different modulation schemes. We are planning on testing the
range outside, say in a football field since that condition is similar to the
free space environment.
But how can we get power
From: Johnathan Corgan [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, November 26, 2008 9:28:05 AM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
On Tue, Nov 25, 2008 at 8:46 PM
From: Johnathan Corgan [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, November 26, 2008 9:28:05 AM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
On Tue, Nov 25, 2008 at 8:46 PM
From: Dan Halperin [EMAIL PROTECTED]
To: George Nychis [EMAIL PROTECTED]
Cc: Bill Stevenson [EMAIL PROTECTED]; discuss-gnuradio@gnu.org
Sent: Thursday, November 20, 2008 9:48:52 PM
Subject: Re: [Discuss-gnuradio] inconsistency in the PER versus distance using
- Forwarded Message
From: Bill Stevenson [EMAIL PROTECTED]
To: George Nychis [EMAIL PROTECTED]
Sent: Tuesday, November 25, 2008 5:16:43 PM
Subject: Re: [Discuss-gnuradio] does USRP need some warm up before it gets into
its normal state?
From
- Forwarded Message
From: Bill Stevenson [EMAIL PROTECTED]
To: Zenny Zhang [EMAIL PROTECTED]
Sent: Tuesday, November 25, 2008 9:47:40 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
From: Zenny Zhang [EMAIL PROTECTED
- Forwarded Message
From: Bill Stevenson [EMAIL PROTECTED]
To: Johnathan Corgan [EMAIL PROTECTED]
Sent: Tuesday, November 25, 2008 9:43:28 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
From: Johnathan Corgan [EMAIL
From: Johnathan Corgan [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Sent: Tuesday, November 25, 2008 11:29:06 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
On Tue, 2008-11-25 at 18:43 -0800, Bill Stevenson wrote:
OMG
From: Bill Stevenson [EMAIL PROTECTED]
To: Johnathan Corgan [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Tuesday, November 25, 2008 11:43:30 PM
Subject: Re: [Discuss-gnuradio] a report on dqpsk modulation in gnuradio
Hello, all!
I am using demo file benchmark_tx.py and benchmark_rx.py to test the average
PER at a certain distance. Whenever I initiated a test, the first two or three
PER varied violently. For example, the expected PER is around 4%, in the first
three tests, PER might be 30% and after the
From: George Nychis [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Thursday, November 20, 2008 8:17:17 PM
Subject: Re: [Discuss-gnuradio] does USRP need some warm up before it gets into
its normal state?
Thank you
Hello, everybody!
I am using two USRP to find the average PER at a certain distance, but the
average PER at a certain distance seems to be varying every day. Yesterday, the
PER was around 5% when two usprs were 10 feet apart, but today the PER was
around 2.5% which has been diminished by 50%!
From: George Nychis [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Thursday, November 20, 2008 9:04:34 PM
Subject: Re: [Discuss-gnuradio] does USRP need some warm up before it gets into
its normal state?
Thank you
Hi, all!!!
I have read the manual of the RXF2400 and noticed that there is a filter
restricting the receiving bandwidth to be within ISM bandwidth. But in our
case, we need to work outside 802.11 band to avoid interference from 802.11,
how can we bypass that filter using software? Thanks a
Hello, everyone!
I am working on the benchmark_tx.py file, I know the transmit power for RXF2400
is 50mW. But is this number corresponding to the option -tx-amplitude setting
to the default value 12000? If it is, i could calculate the real tx power after
i changed the tx-amplitude parameter.
From: Brian Padalino [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, November 12, 2008 6:49:03 PM
Subject: Re: [Discuss-gnuradio] How to bypass the filter on RXF2400
daughterboard
On Wed, Nov 12, 2008 at 6
Hello, all!
I have searched the whole mailing list and find out there is a variable in
rssi.v file called rssi that is aimed to record rssi value, but i don't
understand how to access or read that value from our python code, i am not very
familiar with verilog, could someone please tell me how
[EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Monday, November 10, 2008 9:28:28 PM
Subject: Re: [Discuss-gnuradio] how to access a variable in Verilog code from
Python or C++
In short, there is no supported mechanism in place to read it currently
From: Eric Blossom [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: George P Nychis [EMAIL PROTECTED]; discuss-gnuradio@gnu.org
Sent: Monday, November 10, 2008 10:04:55 PM
Subject: Re: [Discuss-gnuradio] how to access a variable in Verilog code from
Hello, everyone!
I found an interesting option in the receive_path.py file under the directory:
gnuradio-examples/python/digital. I think asserting that option is aimed to
record the received signal power and store the data into a file, but in my
opinion, it is storing whatever it has received
From: George P Nychis [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org; Eric Blossom [EMAIL PROTECTED]
Sent: Monday, November 10, 2008 11:39:47 PM
Subject: Re: [Discuss-gnuradio] how to access a variable in Verilog code from
Hello, all!!!
I have a question of measuring RSSI on the USRP board. I searched the answer
throughout the mailing list and I only found out three ways:
1) Analog RSSI (we can read it using AUX ADC)
2) Digital RSSI in FPGA (from output of ADCs)
3) Digital RSSI in host (computed however you like,
From: Dan Halperin [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Wednesday, November 5, 2008 1:08:41 PM
Subject: Re: [Discuss-gnuradio] a simple qustion about the attenuator for the
SMA cable
-BEGIN PGP SIGNED
Hello, all!!!
I have a rudimentary question about the attenuator. When I was searching some
questions in the archive, I found that some guys mentioned whentesting the
transmitter and receiver for daughter board,the antenna should be connect by
Tx/Rx SMA, the Tx and Rx can NOT be connected
- Original Message
From: Stefan Brüns [EMAIL PROTECTED]
To: discuss-gnuradio@gnu.org
Sent: Thursday, October 9, 2008 2:11:15 PM
Subject: Re: [Discuss-gnuradio] a question about benchmark_rx.py and
benchmark_tx.py
On Thursday 09 October 2008 19:47:10 Bill Stevenson wrote:
Hello
Hello, everyone!
I think there is a bug in benchmark_rx.py and benchmark_tx.py files!!!
Seriously!
I am just running a demo program to realize communication between two
usrps using benchmark_rx and benchmark_py under the Python/digital dir.
But it appears that that program does not support
Thanks! But the problem is we don't know what interpolation and samples per
symbol are. How can you solve two arguments with only one equation?
Bill
- Original Message
From: Brian Padalino [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent
Hello all!
I wanna make sure the way to calculate the transmission bandwidth for USRP
system. As we know, the bitrate could be obtained based on bitrate=128/m/k,
where m is the interpolation rate and k is the samples per symbol(suppose we
use bpsk modulation), once we get bitrate, how to get
Hello, everybody!
I am working on the demo file:
gnuradio-examples/python/digital/benchmark_tx.py. In the file transmit_path.py,
it is said specify bitrate. samples-per-symbol and interp/decim will be
derived. How are interp/decim rate and samples-per-symbol derived
respectively? what is the
]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Friday, September 26, 2008 4:09:25 PM
Subject: Re: [Discuss-gnuradio] how is interpolation rate dynamically set?
On Fri, Sep 26, 2008 at 4:00 PM, Bill Stevenson
[EMAIL PROTECTED] wrote:
Hello, everybody!
I am working on the demo
- Original Message
From: Matt Ettus [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Sunday, September 21, 2008 10:26:32 PM
Subject: Re: [Discuss-gnuradio] question about the receiver sensitivity
Bill Stevenson wrote:
Hello, all
I am using
Hello, all
I am using USRP1 board with RFX Transceivers and I want to know the
receiver sensitivity of the daugterboards. For example, for BER less
than 1e-5 and data rate 54Mbps, the 802.11a standard specifies the
receiver sensitivity to be at least -65dbm. Once the receiver
sensitivity is
Hello, everyone
I am now trying to check whether there is any nonlinear amplifier on the Tx
daughterboard. Could anyone tell me which device finishes the task of nonlinear
amplifying on the Tx board? Thank u It is very emergent! Thank u!
Bill
Thank you George!
I am just wondering when we calculate BER, how can we determine the value of
bit energy? Thank u!
Bill
- Original Message
From: George Nychis [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Sent: Sunday, April 13, 2008 1:01:21 PM
Subject: Re: [Discuss-gnuradio
to get it? Thank
you!!!
Bill
- Original Message
From: Daniel Halperin [EMAIL PROTECTED]
To: Brian Padalino [EMAIL PROTECTED]
Cc: Bill Stevenson [EMAIL PROTECTED]; discuss-gnuradio@gnu.org
Sent: Sunday, April 13, 2008 8:18:14 PM
Subject: Re: [Discuss-gnuradio] two questions about
- Forwarded Message
From: Bill Stevenson [EMAIL PROTECTED]
To: George Nychis [EMAIL PROTECTED]
Sent: Sunday, April 13, 2008 11:58:08 PM
Subject: Re: [Discuss-gnuradio] two questions about the general communication
system
I meant: i was just simulating a simple communication system
Hello, everybody
I am trying to transmit a DQPSK Modulated Sequence into sky through USRP, but
after the symbols whose types are complex go through the pulse shaping filter,
how can we put them onto a carrier, say cos(2*pi*fc*t). Should we multiply the
complex symbols with cos(2*pi*fc*t) or
Thank u George!!!
I know i have to calculate, but how much I set Eb/N0 to? Now i think it should
be set to 1.
Bill
- Original Message
From: George Nychis [EMAIL PROTECTED]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Monday, April 14, 2008 12:00:45 AM
Sorry! Below was a typo! Eb should be set to1, I think. Thank you
Bill
- Original Message
From: Bill Stevenson [EMAIL PROTECTED]
To: discuss-gnuradio@gnu.org
Sent: Monday, April 14, 2008 12:27:58 AM
Subject: Re: [Discuss-gnuradio] two questions about the general communication
system
, # symbol rate
self._excess_bw, # excess bandwidth (roll-off factor)
ntaps)
self.rrc_filter = gr.interp_fir_filter_ccf(self._samples_per_symbol,
self.rrc_taps).
thank u!
Bill
- Original Message
From: Bill Stevenson [EMAIL PROTECTED]
To: discuss
Hello, everyone!
Right now, I am trying to plot the graph of the BER vs Eb/N0. I have 2
questions:
1, I used a vector as the source, but how can we know or define the bit energy
in the transmitted bit streams? (very important so as to get BER)
2, In GNURadio, is there a random number
]
To: Bill Stevenson [EMAIL PROTECTED]
Cc: discuss-gnuradio@gnu.org
Sent: Tuesday, March 25, 2008 8:54:18 AM
Subject: Re: [Discuss-gnuradio] a question about wx.App()
On Mar 25, 2008, at 1:13 AM, Bill Stevenson wrote:
Oops! Could u tell me the location of _core_.py file? I just found
out
hello, everybody!
I am reading wfm_rcv_gui.py (usrp_wfm_rcv.py), but there are something
confusing me!
1, there should be a class wx.App(),from which stdapp is derived! But where can
I find it, what is the pathof it? i have checked out the
hello, everybody!
I am reading wfm_rcv_gui.py (usrp_wfm_rcv.py), but there are something
confusing me!
1, there are two classes in stdgui.py that have been referred to, stdframe and
stdpanel. Both of them have used vbox to contain sth, but i cannot figure out
what the respective usage of
Hello, everyone
I dug up the wfm_rcv_gui.py example file in order to penetrate the principle of
GNURadio. But I have 2 questions about it:
1, there is a digital downconverter at the receiver, the function of down
converting the signal is performed by the FPGA or the software on PC?
2, if it
programs using python.
Thank u!!!
- Original Message
From: Tim Meehan [EMAIL PROTECTED]
To: Tom Rondeau [EMAIL PROTECTED]
Cc: Bill Stevenson [EMAIL PROTECTED]; discuss-gnuradio@gnu.org
Sent: Saturday, March 15, 2008 10:18:54 AM
Subject: Re: [Discuss-gnuradio] how to create a mainfile
hello, everyone
gnuradio is brand new to me. I want to simulate a very simple communication
system using gnuradio. That is I will use a binary file as source, let it go
through a dbpsk modulation model, AWGN channel and then demodulate it with
dbpsk and store it in a sink file. Anyone can
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