National Instruments NI PXIe-5624, Calibration Procedure

Page: 4 / 21

NI
PX
Ie
-5624
R Cali
br
at
ion
P
rocedu
re
|
© Nati
onal I
n
str
u
ment
s
|
3
Table 1. NI 5624R Required Equipment Specifications for NI 5624R Calibration
Equipment Recommended Model Measured Specification Minimum Requirements
Power sensor Rohde & Schwarz (R&S)
NRP-Z91 Test system characterization
Verifying absolute amplitude accuracy
Adjusting absolute amplitude accuracy
Range: -15 dBm to +10 dBm
Frequency range: 4 MHz to 2.005 GHz
Power linearity: <0.1 dB
VSWR: <1.11 at 2.005 GHz
Signal generator Rohde & Schwarz SMA100A Test system characterization
Verifying internal frequency reference
(B22 option needed for this procedure)
Verifying absolute amplitude accuracy
Adjusting internal frequency reference
(B22 option needed for this procedure)
Adjusting absolute amplitude accuracy
Frequency range: 4 MHz to 2.005 GHz
Amplitude range: -10 dBm to 10 dBm
Frequency accuracy:
≤
±3.5 × 10
-8
Power splitter Aeroflex/Weinschel 1593 Test system characterization
Verifying absolute amplitude accuracy
Adjusting absolute amplitude accuracy
VSWR: <1.25 at 4 MHz to 2 GHz
Amplitude tracking: <0.25 dB
Maximum Input Power: >10 dBm CW
6 dB attenuator Anritsu 41KB-6 or
Mini-Circuits BW-S6W2 Test system characterization
Verifying absolute amplitude accuracy
Adjusting absolute amplitude accuracy
Frequency range: DC to 2 GHz
VSWR: <1.2
50 Ω SMA
terminator (m)
— Test system characterization Frequency range: DC to 2 GHz
VSWR: 1.1