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Agilent N5161A/62A/81A/82A/83A MXGSignal Generators User’s Guide ix
Understanding Option 012 (LO In/Out for Phase Coherency) with Multiple
Baseband Generator Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Configuring the Option 012 (LO In/Out for Phase Coherency) with MIMO. . . . . . . . . . . 216
Waveform Licensing for Firmware Version ≥ A.01.50. . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Understanding Waveform Licensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Installing an Option N5182A–25x . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Licensing a Signal Generator Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Waveform 5–Pack Licensing (Options 221–229) for Firmware Version < A.01.50 . . . . . . . . . . 228
Understanding Waveform 5–Pack Licensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Installing an Option N5182A–22x Waveform 5–Pack . . . . . . . . . . . . . . . . . . . . . . . . 229
Licensing a Signal Generator Waveform File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Waveform 5–Pack Licensing Softkeys Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Using Waveform 5–Pack History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Waveform 5–Pack Warning Messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
9 Adding Real–Time Noise to a Signal (Option 403)
Adding Real–Time Noise to a Dual ARB Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Eb/No Adjustment Softkeys for Real Time I/Q Baseband AWGN . . . . . . . . . . . . . . . . . 244
Carrier to Noise Ratio Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Using Real Time I/Q Baseband AWGN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
10 Real–Time Phase Noise Impairments (Option 432)
Real–Time Phase Noise Impairment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250
The Agilent MXG Phase Noise Shape and Additive Phase Noise Impairments . . . . . . . . . . . 251
Understanding the Phase Noise Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
DAC Over–Range Conditions and Scaling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254
11 Custom Digital Modulation (Option 431)
Custom Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
ARB Custom Modulation Waveform Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Using the Arbitrary Waveform Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 261
Using Predefined Custom TDMA Digital Modulation . . . . . . . . . . . . . . . . . . . . . . . . . 261
Creating a Custom TDMA Digital Modulation State . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Storing a Custom TDMA Digital Modulation State. . . . . . . . . . . . . . . . . . . . . . . . . . . 265
Recalling a Custom TDMA Digital Modulation State . . . . . . . . . . . . . . . . . . . . . . . . . 267
Creating a Custom Multicarrier TDMA Digital Modulation State . . . . . . . . . . . . . . . . . 268
Storing a Custom Multicarrier TDMA Digital Modulation State . . . . . . . . . . . . . . . . . . 270
Applying Changes to an Active Multicarrier TDMA Digital Modulation State . . . . . . . . . 270
Using Finite Impulse Response (FIR) Filters in ARB Custom Modulation . . . . . . . . . . . . . . 271
Creating a User–Defined FIR Filter Using the FIR Table Editor . . . . . . . . . . . . . . . . . 271