Figure 7. RF OUT Maximum Power Verification Equipment Setup
250 kHz–20 GHz Signal Generator
ACCESS
ACTIVE
REF IN
1–20 MHz
±10 dBm NOM
17 dBm MAX
PULSE
IN
–0.5V MIN
+5.5V MAX
FM IN
±1 VDC NOM
±2 VDC MAX
AM IN
±1 VDC NOM
±2 VDC MAX
ALC IN
±15 VDC MAX
RF OUT
250 kHz –
20 GHz
REF OUT
10 MHz
5 dBm ±2 dBm NOM
REF OUT 2
100 MHz
5 dBm ±2 dBm NOM
TRIG
IN/OUT
3.3V CMOS
IN/OUT
–0.5V MIN IN
5.5V MAX IN
ESD
SENSITIVE
ALL PORTS
50
Ω
2
1
43
1. PXIe-5654 RF Analog Signal Generator
2. Power Meter
3. Power Sensor
2.
Initialize a new external calibration session for the PXIe-5654.
3.
Create a list of test frequencies using the following table.
Table 6. RF OUT Maximum Power Test Frequencies
Start Frequency (MHz)
Stop Frequency (MHz)
Frequency Step (MHz)
0.25
0.25
—
250
20,000
250
4.
Configure the PXIe-5654 using the following settings:
•
Frequency:
Start Frequency
from the list created in step 3.
•
Automatic Thermal Correction: 0 (Disable)
•
Coarse Amplitude DAC
2
: 65535
5.
Initiate signal generation if this is the first iteration of running this procedure; otherwise
skip to step 6.
2
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contact NI technical support.
20
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PXIe-5654 Calibration Procedure
