Broadcast Microwave Services Inc CCII-4H Manual De Usuario

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Broadcast Microwave Services, Inc. – 12367 Crosthwaite Circle – Poway, CA 92064 
18  
Phone: 800-669-9667, 1-858-391-3050 - Fax: 1-858-391-3049 
Email: 
support@bms-inc.com
   Web: 
www.bms-inc.com
 
 
 
LINEAR POWER AMPLIFIER (BPA-1CC-4) 
 
BPA-1CC-4 is a linear power amplifier with 1 watt maximum RF power and operating at Public 
Safety band (4.94 – 4.99 GHz). This power amplifier is used in conjunction with 4 GHz Carry-Coder 
II. 
Application 
 Because the internal amplifier of the 4 GHz Carry-Coder II is only capable to provide 400 mW 
max. RF power, an external amplifier is needed to boost the transmitter power in order to 
compensate the path loss and ensure the acceptable Received Signal Level (RSL) at the 
destination.  The BPA-1CC-4 will increase the RF power to the maximum 1W, without adding 
spurious and distortions to the transmitter output. The output of the power amplifier is directly 
connected to the 4 GHz transmitting antenna.  
 
 
 
BPA-1CC-4 Linear Power Amplifier 
 
 
Specification: 
Ch 
Frequency 
4.94 – 4.99 GHz 
Output Power 
1 Watt (30 dBm) 
Input Voltage 
28 VDC  
Input Current 
6.5 Amp 
Input RF Power 
400 mW (23 dBm) max. 
Gain @ 23 dBm input 
7 dB 
Gain Flatness 
± 0.5 dB Over 50 MHz 
Gain vs. Temperature 
± 1 dB Over Temperature 
Operating Temperature 
-20° to +50°
Storage Temperature 
40° to +90°
Dimensions 
9.5” x 5” x 3” 
Weight 
5 lbs 
RF Input Connector 
Type “N”  
RF Output Connector 
Type “N” Isolator Protected