Atec Agilent-N5182A - Manual (Page 21)

21
Custom modulation (Option 431)
Multicarrier
Number of carriers Up to 100 [limited by a max bandwidth of
80 MHz depending on symbol rate and
modulation type]
Frequency offset [per carrier] –40 MHz to +40 MHz
Power offset [per carrier] 0 dB to –40 dB
Symbol rate 50 sps to 62.5 Msps
Filter types Nyquist, Root Nyquist, Gaussian,
Rectangular, APCO 25 C4EM, user
Modulation
PSK BPSK, QPSK, OQPSK, π/4DQPSK,
8PSK, 16PSK, D8PSK
QAM 4, 16, 32, 64, 128, 256
FSK Selectable: 2, 4, 8, 16
MSK
ASK
Quick Setup modes APCO 25w/C4FM, APCO25 w/CQPSK,
Bluetooth, CDPD, DECT, EDGE, GSM,
NADC, PDC, PHS, PWT, TETRA
Data Random only
Multitone and two-tone (Option 430)
Number of tones 2 to 64, with selectable on/off state per tone
Frequency spacing 100 Hz to 100 MHz
Phase [per tone] Fixed or random
Real-time Phase Noise Impairments (Option 432)
Close-in phase noise characteristics –20 dB/decade slope
Far-out phase noise characteristics –20 dB/decade slope
Mid frequency characteristics
Start frequency (f1) Offset settable from 0 to 48 MHz
Stop frequency (f2) Offset settable from 0 to 48 MHz
Phase noise amplitude level (L(f)) User selected; max degradation dependent
on f2