User's Manual

ADCP-75-198 • Issue 1 • October 2005
Page 17
© 2005, ADC Telecommunications, Inc.
Frequency range
AD
DBE
BEF
EFC
1930 to 1950 MHz
1945 to 1970 MHz
1950 to 1975 MHz
1965 to 1990 MHz
Out-of-band emissions
Primary
Secondary (see Note 1)
–13 dBm per 1 MHz bandwidth
from 10 kHz to 20 GHz
–98 dBm per 100 kHz from 824
to 849 MHz and from 1850 to
1910 MHz
Gain of forward path
(PCIx Card to Remote primary
antenna port)
80.5 dB with 20 Watt LPA
83.5 dB with 40 Watt LPA
At band center, room tempera-
ture, and 0 dB attenuation set-
ting. Includes power amplifier.
Gain flatness
Band flatness
Channel flatness
± 1.5 dB across freq. range
± 1 dB variation across any 1.25
MHz channel
Gain variation ± 3 dB over temp and unit-to-
unit
Out-of-band rejection –40 dB at >
±17.5 MHz from
center of subband
Propagation delay 6 µs Excludes fiber delay
Configurable propagation delay
Range
Step size
Up to 63 µs
0.1µs ± 100 ns
Plus standard propagation delay
Spurious
In-band self generated
Free dynamic range
–13 dBm at remote output
60 dB at 30 kHz bandwidth
Transmit peak-to-average 10 dB
Two-tone Intermodulation –55 dBc at remote output Two tones at 5 Watts each
CDMA Intermodulation
885 kHz to 1.25 MHz
1.25 to 1.98 MHz
1.98 to 2.25 MHz
–45 dBc per 30 kHz
–8 dBm per 30 kHz
–55 dBc per 30 kHz
Absolute level
Nominal composite RF PCIx
card signal level
10 to –20 dB Commission signaling initially
at less than max value to prevent
overpowering the LPA.
Composite RF output power
With 20 Watt LPA *
With 40 Watt LPA *
40.5 dBm (11 Watts) at remote
antenna port
43.5 dBm (22.4 Watts) at remote
antenna port
20 Watts at LPA output
40 Watts at LPA output
Table 4. PCIx Host Card 1900 MHz Specifications, continued
PARAMETER SPECIFICATION REMARKS