What does the folder tb in gr-sounder do?

I’m a beginner of gnuradio, and I’m trying to understand all the
programs in gr-sounder. What does the folder tb in gr-sounder do? How
all the program in gr-sounder are organized. Any explaination of these
program?(like what does each program do? or how can read them?) Thank
you in advance!

Yan

On Wed, Aug 12, 2009 at 13:37, Yan N.[email protected] wrote:

I’m a beginner of gnuradio, and I’m trying to understand all the programs in
gr-sounder. What does the folder tb in gr-sounder do? How all the program in
gr-sounder are organized. Any explaination of these program?(like what does
each program do? or how can read them?) Thank you in advance!

Gr-sounder creates a PN-code based BPSK sounding system. The
transmitter sends at 32 Mchips/sec. The receiver performs serial
correlation on the received waveform, and outputs an impulse response
that shows the correlation values for each time lag.

Johnathan