Test 2-10: Spurious/Non-Harmonic DistortionDescription
The purpose of this test is to verify that the AFG mee ts it s spe cifications for
non-harmonic and spurious distortion.
Equipment Setup
•Connect equipment as shown in Figure 2-9
•Set Spectrum Analyzer to :
Ref Level = -5 dBm
Resolution BW = 3 kHz
Video BW = 3 kHz
NOTE These are recommended settings only. Adjust your Spectrum Analy ze r as
necessary.
Test Procedure
1. Reset the AFG:
*RST;*CLS Reset AFG and clear
status registers
2. Set the AFG to output a -5 dBm, 10 MHz sinewave with the 10 MHz
filter enabled:
FREQ 1.0E7; Set AFG frequency
:VOLT -5DBM Set AFG amplitude
OUTP:FILT:FREQ 10 MHZ Set filter to 10 MHz
OUTP:FILT ON Enable filter
INIT:IMM Initiate wave form