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17
Chapter 5 Calibration of the Main Unit
5.1 Temperature Compensation
1. Software environment
Name of the software
Version
Description
Windows system
Win7/XP
The compensation software operating environment needs GPIB driver
and Visa library
TempComp.exe
1.1.0
Temperature compensation software
NI-GPIB driver.rar
GPIB-USB-HS
NI GPIB driver installation package
visa462full.exe
4.6.2
Visa library installation package
2. Hardware environment
Instrument name
Main technical indicators
Synthesized signal generator
Frequency range: 250 kHz - 50 GHz
Power output: -100 dBm to +15 dBm
Frequency accuracy: ±0.02%
The power level can be calibrated and stored.
It has internal and external AM modes and low frequency output function.
Power meter
Frequency GPIB card 67GHz
Power range: -60 dBm to +20 dBm
Power sensor
Frequency range: 50MHz - 67GHz
Power range: -60 dBm to +20 dBm
Adapter
2.4 mm (f) - 2.4 mm (f)
Adapter
2.4mm(f) - 3.5mm(f)
Adapter
2.4 mm (m) - 3.5 mm (f)
Adapter
2.4 mm (f) - N (m)
Adapter
2.4 mm (m) - N (m)
Cable
BNC (m) - BNC (m), 2 m
Low loss cable
2.4 mm cable (m-m), 1.5 m
USB-GPIB control card
USB-GPIB control card
GPIB cable
1.5 m
3. Test steps
(1)
Firstly connect the signal generator with the power meter through the GPIB cable, connect the GPIB cable
with the PC through the GPIB card, and connect S3302 to be tested with the PC through the direct-connected
network cable. It is as shown in the figure:
