Specifications

32 Chapter2
Verifying Performance
Pulse Modulation Verification (Agilent 83220A only)
Pulse Modulation Verification (Agilent 83220A only)
NOTE Applicable to the HP/Agilent 8922A/B only.
This test checks the operation of the Agilent 83220A pulse modulator using the
HP/Agilent 8922A/B spectrum analyzer.
1. Preset the HP/Agilent 8922 to a known state, (press
PRESET), then configure the
HP/Agilent 8922 for DCS1800 operation.
2. Select the RF GENERATOR / RF ANALYZER screen (press RFG/RFA), and set as follows:
3. Remove any connections to the Agilent 83220A RF IN/OUT port.
4. From the To Screen field, select the CW MEAS/AF ANALYZER screen (select More then
CW AF ANL).
5. Zero the power meter by selecting ZeroPower from the Meas Cntrl field.
6. On the Agilent 83220A, using a short cable (<30cm - Part No. 10502A or similar) and 2
BNC to N-type adapters (Part No. 1250-0780 or similar), link the AUX RF OUT to the
RF IN/OUT port.
Heading Field Setting
RF Gen RF Output Amplitude AUX RFOUT
5.0 dBm
Mod Source GMSK Pulse Off
Ext, Normal
AF Gen Frequency Amplitude Coupling 0.5 Hz
5.0 V
AC/DC
RF Analyzer Frequency Amplitude 1806 MHz
5.0 dBm
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