Specifications

5-14 Performance Tests
DS360 Ultra Low Distortion Function Generator
a) Connect the + output of the DS360 directly to the spectrum analyzers input. Set the spectrum
analyzer for a 0 to 12.5 kHz span.
b) Press
[∨] to select squarewave.
[AMPL][1][V
RMS
]
c) Measure the amplitudes of the even harmonics (2f, 4f ...) relative to the fundamental. Record
the largest even harmonic on the test record.
d) Change the spectrum analyzer span to 0 to 100kHz.
e) Press
[FREQ][2][0][kHz]
f) Measure the amplitudes of the even harmonics relative to the fundamental. Record the largest
even harmonic on the test record.
5) This completes the harmonic distortion and noise tests.