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comparison rs_fsp7_noisetest.py @ 53:d90acb55ce31

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Log some stats after multiple runs.
author Daniel O'Connor <doconnor@gsoft.com.au>
date Thu, 21 Mar 2013 12:08:15 +1030
parents c1891d9074c1
children 42621291eb9b
comparison
equal deleted inserted replaced
52:c1891d9074c1 53:d90acb55ce31
162 # Setup parameters 162 # Setup parameters
163 setup(r, freq, options.span, options.sweeps, options.bw) 163 setup(r, freq, options.span, options.sweeps, options.bw)
164 164
165 r.write("INIT:CONT OFF") 165 r.write("INIT:CONT OFF")
166 166
167 nfs = []
167 print "Centre: %.1f Mhz, Span %.1f Mhz, Input %.1f MHz, BW %.1f kHz, %d sweeps, ENR %.2f dB" % (freq / 1e6, options.span / 1e6, options.input / 1e6, options.bw / 1e3, options.sweeps, enr) 168 print "Centre: %.1f Mhz, Span %.1f Mhz, Input %.1f MHz, BW %.1f kHz, %d sweeps, ENR %.2f dB" % (freq / 1e6, options.span / 1e6, options.input / 1e6, options.bw / 1e3, options.sweeps, enr)
168 while options.repeat == None or options.repeat > 0: 169 while options.repeat == None or options.repeat > 0:
169 off, on, nf = donoisetest(r, enr) 170 off, on, nf = donoisetest(r, enr)
170 print "Off %.3f dBm/Hz, on %.3f dBm/Hz, NF %.2f dB" % (off, on, nf) 171 print "Off %.3f dBm/Hz, on %.3f dBm/Hz, NF %.2f dB" % (off, on, nf)
172 nfs.append(nf)
171 if options.repeat == None: 173 if options.repeat == None:
172 print "Press enter to perform a new measurement" 174 print "Press enter to perform a new measurement"
173 sys.stdin.readline() 175 sys.stdin.readline()
174 else: 176 else:
175 options.repeat -= 1 177 options.repeat -= 1
178
179 if len(nfs) > 1:
180 nfs = numpy.array(nfs)
181 print "NF min: %.1f dBm/Hz, max: %.1f dBm/Hz, avg: %.1f dBm/hz, stddev: %.1f" % (
182 nfs.min(), nfs.max(), nfs.sum() / len(nfs), numpy.std(nfs))