RIGOL Chapter 2 Performance Verification Test
2-16 DSG800 Performance Verification Guide
ØM Test
Specifications
ØM
Model DSG815/DSG830
Item Condition Specification
Modulation
Accuracy
f
mod
= 1 kHz, internal modulation
< Modulation phase deviation setting × 1% + 0.1
rad
Distortion f
mod
= 1 kHz, deviation = N
[1]
× 5 rad < 1% (typ.)
Note: [1] For the values of N, please refer to the note of "Specifications" in "FM Test".
Test Devices
1. Signal Analyzer × 1
2. Dual-BNC Cable × 1
3. Dual-N Cable × 1
Test Connection Diagram
Dual-N Cable
Dual-BNC Cable
RF IN
RF OUT
10MHz OUT
EXT REF IN
DSG800
N9030A
Figure 2-6 ØM Test Connection Diagram
Test Procedures
1. Synchronize DSG800 and the signal analyzer. Connect the RF output terminal of DSG800 with
the RF input terminal of the signal analyzer as shown in Figure 2-6.
2. Configure DSG800:
a) Set the frequency to 1 GHz.
b) Set the amplitude to -10 dBm.
c) Turn on the RF output switch RF/on.
d) Select ØM modulation.
e) Turn on the ØM switch.