Re: [Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-25 Thread Bill Stevenson
- 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

Re: [Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-20 Thread George Nychis
Thank you again, George! Did you mean that I just need to forget about the packets transmitted in the first 10 or more microsecond by the USRPs? Maybe I have a misunderstanding of initiation. Does initiation mean every time I plug in the power cable of USRP to transmit or every time I press t

Re: [Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-20 Thread Bill Stevenson
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 st

Re: [Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-20 Thread George Nychis
Bill Stevenson wrote: Thank you George! Do you know how many samples I should throw away because sometimes it appeares to be 2 samples, while other times it appears to be 10 samples? Could Matt tell me what the size of the first set would be? Thank you! Just throw away your first 100 sa

Re: [Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-20 Thread Bill Stevenson
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 st

Re: [Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-20 Thread George Nychis
Bill Stevenson wrote: 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

[Discuss-gnuradio] does USRP need some warm up before it gets into its normal state?

2008-11-20 Thread Bill Stevenson
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 firs