Performance veri
fi
cation
8.
Verify that each Vocm measurement is within the range speci
fi
ed in the test
record.
9.
Record the results in the test record.
10.
Repeat steps 7 through 9 for the CH1–, CH2+, and CH2– outputs.
Basic mode: AC Flatness test
This test veri
fi
es the
fl
atness of a sine wave to the 1 kHz reference waveform. The
generator should be set to Basic mode operation.
1 kHz test setup
1.
Connect a 50
Ω
terminator to the DMM as shown in the following
fi
gure and
measure the register value.
Figure 8: 50
Ω
terminator accuracy
2.
Calculate the 50
Ω
calibration factor (CF) from the reading value and record
as follows:
CF (Calibration Factor) = 2
/
(1 + 50
Ω
/ Measurement
Ω
)
Measurement (reading of the DMM)
CF
Ω
Examples
50.50
Ω
1.0050 (= 2 / (1 + 50 / 50.50))
49.62
Ω
0.9962 (= 2 / (1 + 50 / 49.62))
3.
Connect the generator to the DMM as shown in the following
fi
gure. Be sure
to connect the 50
Ω
terminator to the generator’s side output connector.
Figure 9: 1 kHz setup for AC Flatness test
AWG4162 Speci
fi
cations and Performance Veri
fi
cation
39
