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044-05045 Rev. A

INSTALLATION & SERVICE

MANUAL

SINGLE CHANNEL

POWER AMPLIFIER

NTGS86AA

869-894 MHz

25 WATTS AVERAGE POWER

12 August 1998

Powerwave Technologies, Inc.

Tel: 949-757-0530

2026 McGaw Avenue

Fax: 949-757-0941

Irvine, CA 92614

Web Site: www.pwav.com

TABLE OF CONTENTS

Содержание NTGS86AA

Страница 1: ...CE MANUAL SINGLE CHANNEL POWER AMPLIFIER NTGS86AA 869 894 MHz 25 WATTS AVERAGE POWER 12 August 1998 Powerwave Technologies Inc Tel 949 757 0530 2026 McGaw Avenue Fax 949 757 0941 Irvine CA 92614 Web S...

Страница 2: ...Section 3 Operating Instructions 3 1 Introduction 3 1 3 2 Initial Start Up and Operating Procedures 3 1 Section 4 Principles of Operation 4 1 Introduction 4 1 4 2 RF Input Signal 4 1 4 3 RF Output Loa...

Страница 3: ...Connector 18 Pin Molex 2 2 2 2 RS485 Connector 2 3 4 1 NTGS86AA Single Channel Power Amplifier Functional Block Diagram 4 2 5 1 NTGS86AA Amplifier Test Setup Diagram 5 3 5 2 RF Input CDMA Source 5 3...

Страница 4: ...el power amplifier that operates in the 25 MHz frequency band from 869 MHz to 894 MHz It is designed as a self contained module with EMI containment for use in both an indoor and outdoor North America...

Страница 5: ...15 dB for any 2 MHz band within frequency range Output Protection Mismatch Protected Input Port Return Loss VSWR 2 1 Max Out of Band Spurious Less than 14 dBm DC Input Power 26 0 5 Vdc 260 mV p p max...

Страница 6: ...6 RF OUTPUT RF INPUT 18 PIN MOLEX CONNECTOR RF SAMPLE RS485 CONNECTOR 9 900 12 515 1 670 Figure 1 1 NTGS86AA Single Channel Power Amplifier...

Страница 7: ...e whole installation Circuit breakers should be thermal type capable of handling the maximum anticipated inrush current in a load center with a master switch 2 3 UNPACKING AND INSPECTION This equipmen...

Страница 8: ...connector WARNING Turn off external primary DC power before connecting cable to 18 pin Molex connector 5 Connect power alarm and control cable to 18 pin Molex connector 6 Check your work before apply...

Страница 9: ...7 Ground GND 8 Ground GND 9 Ground GND 10 Anxiety output RS 422 level ANX 11 Enable input RS 422 level ENABLE 12 Enable input RS 422 level ENABLE 13 Alarm output RS 422 level ALARM 14 Alarm output RS...

Страница 10: ...inated at 50 ohms Do not operate the amplifier without a load attached Refer to table 1 1 for input power requirements Excessive input power may damage the amplifier NOTE The output coaxial cable betw...

Страница 11: ...recting for small variations through the RF feedback controls All gain variations for example those due to temperature are reduced to the passive reference variations The amplifier module is comprised...

Страница 12: ...eby optimizing the spurious emissions mask of the CDMA output signal 4 5 AMPLIFIER MODULE COOLING Each amplifier module is contained within a thermally conductive chassis which when properly mounted o...

Страница 13: ...1 Periodic Maintenance TASK INTERVAL ACTION Inspection Cables and Connectors 12 Months I In ns sp pe ec ct t s si ig gn na al l a an nd d p po ow we er r c ca ab bl le es s f fo or r f fr ra ay ye ed...

Страница 14: ...mplifier with a 25 MHz band from 869 MHz to 894 MHz Select evenly spaced F1 F2 F3 and F4 frequencies that cover the instantaneous bandwidth of your system 5 4 1 AMPLIFIER PERFORMANCE TEST To perform t...

Страница 15: ...15 INPUT RETURN LOSS TEST 6 Read and record the S11 return loss measurement on network analyzer Record test data in table 5 3 Figure 5 1 NTGS86AA Amplifier Test Setup Diagram...

Страница 16: ...urce Impedance 50 Ohms VSWR 1 2 1 Supply Voltage 26 Vdc 0 1 Vdc TEST SPECIFICATION MIN MAX DATA RF Gain Vcc 26 Vdc PO 25 W Freq 880 MHz Table 1 1 1 dB Table 1 1 1 dB Spurious Emissions Vcc 26 Vdc PO 2...

Страница 17: ...suggested corrective action does not eliminate the problem please contact your Powerwave field representative or the factory for further instructions NOTE Check your sales order and equipment warrant...

Страница 18: ...ing equipment to the factory for service Please contact our Customer Service Department at 949 757 0530 to obtain this number Failure to obtain this RMA number will result in considerable delays in re...