User's Manual

044-05xxx Rev A
1-4
1-3 Specifications
Electrical, mechanical, and environmental specifications for the G3L-929-135 amplifier are listed in
Table 1-1.
Table 1-1. G3L-929-135 Amplifier Specifications
Frequency Range 935-940 MHz;
Maximum Instantaneous Bandwidth 5 MHz bandwidth (lowest to highest transmitted frequency)
Carrier Types GSM (GSM 11.21)
EDGE (TS 25.141)
Analog SMR
Minimum Channel Spacing 600 KHz for GSM & EDGE, 30 kHz for Analog SMR
Total Maximum Input Power -11.69 dBm @ 135 Watts (to achieve rated power);
-11.01 dBm max. –5.7 dBm or greater causes input overdrive
shutdown.
Total Average Output Power
135 Watts @27Vdc, @+25 °C
120 Watts @26Vdc to 30Vdc, -33 - +50 °C
DC/RF Conversion Efficiency > 16%
Intermodulation Distortion
and In-Band Spurious:
-63 dBc (Min) @ +26 to +28 Vdc @ 135 Watts; 600 KHz channel
spacing within 5 MHz bandwidth*
RF Gain at 869 to 894 MHz 63 dB +1 dB
Gain Flatness: +0.5 dB @ 26 – 28 Vdc
Gain Variation Over Temperature:
+0.5 dB from 26 Vdc to 28 Vdc over -20 to +50 °C
Output Protection: Mismatch protected
Input Port Return Loss: 11 dB
Out of Band Spurious: Better than –60 dBc, +26 Vdc to +28 Vdc
Spurious Performance ITU-R SM329-9, Category A, non-carrier related
Duty Cycle: Continuous
DC Input Voltage:
DC Input Current:
+27 Vdc ± 1 Vdc, operational range +21.0 Vdc to 30 Vdc amplifier will
disable at < 20.5 Vdc or > +30.5 Vdc.
26.5 Amps typical @ 135 W out,
25.0 A @ 120 W out
28 A max @ 135 Watts (over temperature or over voltage);
30 A @ 158 W (Automatic Power Control Limit)
Operating Temperature: -33 ºC. to +50 ºC.
Storage Temperature: -40 ºC. to +85 ºC.
Operating Humidity: 5 % to 95 % relative humidity (non-condensing)
Storage Humidity: 5 % to 95 % relative humidity (non-condensing)
Altitude -50 to +4000 M (-164 to 13,125 ft.)
RF Input / Output / Status / Alarm /
Control / DC Input Connectors:
21-Pin D-Subminiature combo connector
Maintenance Port RJ-11, RS-232 (for factory use only)
Continued next page