User's Manual Part 1

ADCP-75-187 • Preliminary Issue 1B • November 2005 • Section 2: DESCRIPTION
Page 2-22
© 2005, ADC Telecommunications, Inc.
Two-tone Intermodulation <–55 dBc at remote output Two tones @ 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 input
signal level
–40 dBm at 0 dB attenuation
–9 dBm at max. attenuation
An input signal level of –40 dBm
provides maximum output power
Configurable input level
Range
Step size
31 dB
1 ± 0.5 dB ±10% of attenuation
monotonic
Composite RF Output power
(see Note 1at end of table)
38.1 dBm (6.5 Watts) at remote
antenna port with –40 dBm input
10 Watts at LPA output
Configurable RF Output
Range
Step size
31 dB at remote unit
1 ±0.5 dB ±10% of attenuation
monotonic
Transmit path insertion loss 2.5 dB maximum
RF Reverse Path - 800 MHz
System bandwidth
A band
B band
11 and 1.5 MHz
10 and 2.5 MHz
Frequency range
A band
B band
824–835 and 845–846.5 MHz
835–845 and 846.5–849 MHz
Propagation delay 6 µs Excludes fiber delay
Configurable propagation delay
Range
Step size
Up to 63 µs
0.1µs ±1 100 ns
Plus standard propagation delay
Gain flatness
Band flatness
Channel flatness
1.5 dB across frequency range
±1 dB variation across any 1.25
MHz channel
Gain of reverse path
Overall gain
Gain variation
30 ± 2 dB at band center at room
temperature
3 dB over temperature
ALC not invoked
ALC not invoked
Out-of-band rejection –40 dB at >
±17.5 MHz from
center of subband
ALC not invoked
Spurious (in-band self gener-
ated)
–110 dBm referred to input ALC not invoked
Intermodulation –62 dBc two tones at –50 dBm
System noise figure 8 dB at mid-band ALC not invoked
Table 2-6. SCS 800 MHz System Nominal Specifications, continued
PARAMETER SPECIFICATION REMARKS