5
Signal generator specifications
(continued)
Downlink analog IQ interface
1
Uplink analog IQ/IF interface
1
Maximum data throughput
1
Downlink IQ and Uplink IF interface available as
standard on units with serial numbers MY4815xxxx and
MY4832xxxx. Downlink IQ and Uplink IQ/IF interface
available as standard on units with serial numbers
MY4914xxxx and later
Performance
Phase noise at 3 GHz -102 dBc/Hz @ 10 kHz offset
Residual (EVM)
2
≤ 3%
ACLR
3
≤ -50 dBc at adjacent channel
Harmonics ≤ -30 dBc (1 GHz CW, -7 dBm)
≤ -30 dBc (2.7 GHz CW, -7 dBm)
Sub-harmonics ≤ -30 dBc (5.99 GHz CW, -12 dBm)
Non-harmonic spurious
4
≤ -60 dBc, offsets > 10 kHz (< 3 GHz)
≤ -65 dBc, offsets > 10 kHz (≥ 3 GHz for RF2
output
5
)
≤ -70 dBc, offsets > 10 kHz (≥ 3 GHz, for RF1
output)
Connector type BNC
Analog IQ outputs Connectors DL1-lout, DL1-Qout, DL2-lout, DL2-
Qout
I/Q bandwidth Determined by profile used
Output impedance 50 Ω
Maximum output voltage level 340 mVrms; 1 V pk-pk
Analog IQ inputs Connectors DL1-lret, DL1-Qret, DL2-lret, DL2-Qre
I/Q bandwidth >
5 MHz
Input impedance 50 Ω
Maximum input voltage level +/-500 mVrms complex signal on I or Q
+/- 0.5 Vdc on I or Q
Connector type BNC
Connectors UL-lF1/I, UL-lF2/
Input impedance 50 Ω
Maximum input voltage level 1 V pk-pk
Standard IF frequency for 802.16e WiMA
78 MHz for 5MHz and 10MHz BW profiles
72 MHz for 7MHz BW profiles
70 MHz for 8.75MHz BW profiles
End-to-end IP connection
6
11.6 Mbps DL; 3 Mbps
L (UDP; hardware
revision A.2.x)
10.8 Mbps DL; 2.9 Mbps UL (UDP; hardware
revision A.1.x)
E6651A test mode 13 Mbps DL
UDP); 2.9 Mbps UL (PING) (hardware
revision A.2.x)
11.5 Mbps DL (UDP); 2.9 Mbps UL (PING)
(hardware revision A.1.x)
2
Error Vector Magnitude measured at output frequency 2345 MHz
3
Output power -22 dBm at 2345 MHz. Measured at 5 MHz, 8.75 MHz, and 10 MHz BW channels
4
CW measurement, output -7 dBm, 2350 MHz
5
Second RF output (RF2) available on instruments with MIMO options E6651A-3M1, E6651A-6M1
6
Using E6655A WiMAX lab application
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