NF FRA5097, Instruction Manual

Page: 167 / 192

8.5 Performance test
FRA5097 8-11
8.5.9 Analyzer measuring error frequency response
Frequency dependence of the CH1/CH2 measurement value at 100 mVpeak output is tested.
a)
Setting
FRA5097 oscillator FRA5097 analyzer
Sweep upper limit frequency 15 MHz Integration 50 cycles
Sweep lower limit frequency 10 Hz Measuring mode CH1, CH2
Output waveform Sinewave Analyzing mode CH1/CH2
Output voltage Display mode X axis : logF
AC 100 mVpeak Y1
axis
: dB
R
DC bias 0 V
X2 axis : θ
b)
Connection
FRA5097
BNC-BNC
coaxial cables
BNC
T-type divider
OSC CH1 CH2
c)
Procedure
Use FRA5097 for sweep measurement.
Read the absolute maximum measured results for dBR and θ for frequency ranges up to 20
kHz, 500 kHz, 2.2 MHz and 15 MHz from the LCD screen.
d)
Judgment
Frequency range Measured value Tolerance
dB -0.05to +0.05 dB
10 Hz to 20 kHz
deg -0.3 to +0.3 deg
dB -0.1 to +0.1 dB
20 kHz to 500 kHz
deg -0.5 to +0.5 deg
dB -1.0 to +1.0 dB
500 kHz to 2.2 MHz
deg -2.0 to +2.0 deg
dB -2.0 to +2.0 dB
2.2 MHz to 15 MHz
deg -5.0 to +5.0 deg