User's Manual

Appendix A2 Major Electrical Specifications
32 MCPS4080 Operations Manual
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2001 Spectrian Corporation. All rights reserved.
Appendix A2 Major Electrical
Specifications
Major Equipment Specifications for the MCPS4080 Amplifier System
Electrical Specifications Specification @ 25ºC
Frequency Range 1930 - 1990 MHz
Average Power¹ into 50 Ohms 80W (49.0 dBm) typical,
100W (50.0 dBm) max.
Intermodulation Distortion (IMD) -63 dBc with TDMA IS-136,
CDMA Adjacent Channel Power
2
< -45 dBc, 885 KHz offset, 30 KHz res bandwidth
@ 1960 MHz, 100W Output < -60 dBc, 1.98 MHz offset, 30 KHz res bandwidth
<-13 dBm, 2.25 MHz offset, 1MHz res bandwidth
Receive Band Noise 60 dBc
Carrier Spacing (TDMA) 60 KHz min., 20 MHz max.
Power Output Stability for Single Frequency ± 0.5 dB under nominal conditions
Operating Bandwidth up to 20 MHz
Gain Factory set, 45 to 55 dB, 85 dB with optional
preamp
Gain Flatness vs. Frequency ± 0.5 dB (over all temps)
Gain Variation over Temp @ Any Inband Frequency ± 1 dB
Forward Power Sample Port Coupling -50 dB typ.
Input/Output Port Return Loss -15 dB min.
Second/Third and Greater Harmonic Output -45 dBc / -70 dBc
DC Input Voltage Range 26 to 28
VDC
DC Input Current @ 27
VDC
± 1 VDC 45A Max @ 80 Watts
1
Power levels at the output of the system combiner will vary depending on the configuration.
2
Measured at the RF module output connector and in accordance with IS-97.