Appendix A Specifications
A-1
Item Specifications
Application
Noise (AWGN) signal source for reception sensitivity
test of CDMA modulation radio equipment.
Carrier frequency range 1920 to 2170 MHz
Probability
distribution
Gauss distribution
Bandwidth
1.5 to 16 MHz (excluding when the AWGN
internal adder function is On.)
Crest factor
≥
14 dB (RF signal, output level:
≤
–
3 dBm, excluding
the continuous mode)
Calculated
bandwidth
10 to 80% of the setting value for noise bandwidth
(excluding when the AWGN internal adder
function is On.)
In-band Power
calculation
accuracy
Power ratio accuracy within the calculated
bandwidth to total power at 18 to 35°C
0.6 dB (noise band width set value: 1.5 to 4 MHz,
typical)
±
0.6 dB (noise band width set value: 4 to 8 MHz)
±
2.0 dB (noise band width set value: 8 to 16 MHz)
(excluding when the AWGN internal adder function
is On.)
Noise data
C/N setting
range
When the AWGN internal adder function is On:
For W-CDMA selected
–
30.0 to
–
20.0 dB (resolution: 0.2 dB)
–
19.9 to
–
8.0 dB (resolution: 0.1 dB)
For 1xEVDO selected
–
30.0 to
+
30
.0 dB (resolution: 0.1 dB)
Output level
setting range
–
143 to
–
3 dBmRF output
signal
Level accuracy Within ±3.0 dB for the level at CW when ALC: On,
output:
–3 dBm, noise bandwidth: 7.68 MHz, (excluding
when the AWGN internal adder function is On)
Number of used slots 1 slot
Mass
≤
400 g
