RIGOL Chapter 2 Performance Verification Test
2-26 RSA3000 Performance Verification Guide
10 MHz Reference Output Accuracy Test
Specification
10 MHz Reference Output Accuracy
Aging rate
[1]
× time since last calibration
[2]
+ temperature stability
[3]
+ calibration accuracy
[4]
Note
[1]
: Aging rate: <1 ppm/year
Note
[2]
: The instrument will be calibrated before leaving factory.
Note
[3]
: Temperature stability: <0.5 ppm
Note
[4]
: Initial calibration accuracy <1 ppm
Test Devices
1. Frequency Counter × 1
2. Dual-BNC Cable × 1
Test Connection Diagram
Dual-BNC Cable
10MHz OUT
Frequency Counter
RSA3000
Figure 2-9 10 MHz Reference Output Accuracy Test Connection Diagram
Test Procedures
1. Connect the [10 MHz OUT] terminal on the rear panel of the spectrum analyzer with the
frequency counter, as shown in Figure 2-9.
2. Compare the measurement result of the frequency counter with the specification.
Test Record Form
Frequency Counter
Measurement Result
<10 MHz × (1 ppm × time since last calibration + 0.5
ppm + 1 ppm)
Note
[1]
: Output Accuracy = |Frequency Counter Measurement Result - 10 MHz|