Mercurial > ~darius > hgwebdir.cgi > pyinst

annotate agilent_r5071.py @ 84:4b4ae555067b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Use RMS detector and fix the sweep time for more accuracy. Add links to app notes discussing theory. Run forever without pause and print a summary on ctrl-c
author Daniel O'Connor <doconnor@gsoft.com.au>
date Thu, 03 Oct 2024 08:57:10 +0930
parents 6bd941d96c03
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
1 # Docs are at http://ena.tm.agilent.com/e5071c/manuals/webhelp/eng/
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
2
45
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
3 import numpy
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
4 import scpi
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
5 import pylab
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
6
45
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
7 fname = 'data'
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
8
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
9 # Connect
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
10 inst = scpi.instURL('vxi://203.31.81.47')
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
11
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
12 # Read ID
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
13 inst.write('*IDN?')
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
14 inst.read()
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
15 # 'Agilent Technologies,E5071C,MY46109815,A.09.54\n'
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
16
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
17 # Set to 8 byte floats
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
18 inst.write(":FORM:DATA REAL")
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
19
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
20 # Set to little endian
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
21 inst.write(':FORM:BORD SWAP')
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
22
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
23 # Grab frequency data
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
24 inst.write(":SENS1:FREQ:DATA?")
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
25 freqs = scpi.bindecode(inst.read(), dtype = numpy.float64)
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
26
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
27 # Grab trace data
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
28 inst.write(":CALC1:TRACE1:DATA:FDATA?")
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
29 dat = scpi.bindecode(inst.read(), dtype = numpy.float64)
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
31 # We only want the real part (no imag for this measurement)
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
32 dat = dat[::2]
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
33
45
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
34 # Plot
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
35 pylab.plot(freqs, dat)
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
36 pylab.show()
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
37
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
38 # Save for later
45
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
39 numpy.savez('data.npz', freqs, dat)
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
40
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
41 # Load..
45
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
42 f = numpy.load(fname + '.npz')
30
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
43 freqs = f['arr_0']
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
44 dat = f['arr_1']
9ce709b7da4b Add Q&D example code for Anritsu MS2034A and Agilent R5071.
Daniel O'Connor <darius@dons.net.au>
parents:
diff changeset
45
45
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
46 f = file(fname + '.csv', 'wb')
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
47 f.write("Frequencies\n")
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
48 numpy.savetxt(f, [freqs], delimiter = ',')
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
49 f.write("Gain\n")
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
50 numpy.savetxt(f, [dat], delimiter = ',')
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
51 del f
6bd941d96c03 Commit final version that went to Norway
Daniel O'Connor <darius@dons.net.au>
parents: 30
diff changeset
52