help="set transmitter center frequency to FREQ in Hz, default is %default", metavar="FREQ")
parser.add_option("-w", "--chirp-width", type="eng_float", default=32e6,
help="set LFM chirp bandwidth in Hz, default is %default", metavar="FREQ")
- parser.add_option("-a", "--amplitude", type="eng_float", default=100,
+ parser.add_option("-a", "--amplitude", type="eng_float", default=15,
help="set waveform amplitude in % full scale, default is %default,")
parser.add_option("", "--ton", type="eng_float", default=5e-6,
help="set pulse on period in seconds, default is %default,")