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NOTES

Содержание G3L-929-135

Страница 1: ...Installation and Service Manual G3L 929 135 Multi Carrier Power Amplifier 044 05xxx Rev A January 2006...

Страница 2: ...signed to operate within the Normal Operating typical operating ranges or conditions specified in this document Operation of this equipment beyond the specified ranges in this document may cause 1 spu...

Страница 3: ...warning symbol means danger You are in a situation that could cause bodily injury Before you work on any equipment be aware of the hazards involved with electrical and RF circuitry and be familiar wit...

Страница 4: ...ii 044 05xxx Rev A Revision Record Revision Record Revision Letter Date of Entry Reason for Change A January 2006 Original version of product...

Страница 5: ...lifier into the Sub rack 2 3 2 5 2 Combo Connector 2 4 Chapter 3 Operating Instructions 3 1 3 1 Introduction 3 1 3 2 Controls and Indicators 3 1 3 2 1 RESET Switch 3 1 3 2 2 LED Status Indicator and R...

Страница 6: ...del G3L 929 135 Amplifier Front Panel 1 3 Figure 2 1 Power Switch Functions and Unlocking Locking Thumbscrews 2 3 Figure 2 2 Combo Connector Male on Rear of G3L 929 135 Amplifier Module 2 4 Figure 3 1...

Страница 7: ...pter 3 Operating Instruction Appendix A Glossary of Terms 1 2 General Description The G3L 929 135 Power Amplifier shown in Figure 1 1through Figure 1 4 operates in the 5 MHz frequency band from 935 MH...

Страница 8: ...2 Model G3L 929 135 Amplifier Side View Figure 1 3 Model G3L 929 135 Amplifier Bottom View 0 389 in 0 99 cm 17 06 in 43 33 cm 1 59 in 4 03 cm 13 96 in 35 45 cm 19 58 in 49 73 cm 12 09 in 30 70 cm 1 9...

Страница 9: ...044 05xxx Rev A 1 3 Figure 1 4 Model G3L 929 135 Amplifier Front Panel n ESET Combo Connector Power Alarms and RF I O RS 232 Port...

Страница 10: ...ain 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...

Страница 11: ...to ensure this equipment is properly installed and operated within Powerwave operating specifications to obtain proper performance from the equipment and to comply with regulatory requirements Indust...

Страница 12: ...044 05xxx Rev A 1 6 Page intentionally left blank...

Страница 13: ...Amplifier for damage that may have occurred during shipment as follows 1 Inspect the MCPA for damage that may have occurred during shipment 2 Check for evidence of water damage bent or warped chassis...

Страница 14: ...eat Loading Amplifier Power No Of Amplifiers 3 Sector 70 Averaged BTU hour 2 Sector 80 Averaged BTU hour 1 Sector 90 Averaged BTU hour 100 Typical 135 4 6 956 7 924 135 3 5 217 5 565 5 943 135 2 3 478...

Страница 15: ...to become recessed or broken 3 With the thumbscrews in the unlock position install the amplifier s into the sub rack positioning each in accordance with the information in the system manual Turn the...

Страница 16: ...tem level alarm A1 A2 A3 A4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Figure 2 2 Combo Connector Male on Rear of G3L 929 135 Amplifier Module Table 2 3 G3L 929 135 Amplifier Combo Connector Signal Lis...

Страница 17: ...does not prevent such operation When the switch is released it automatically returns to the middle position The middle position allows normal operation If no critical faults are present the MCPA opera...

Страница 18: ...of major and minor alarms 3 2 3 RJ 11 PC Interface The RJ 11 PC Interface connector located on the front panel is for updating the amplifier s firmware and is for factory use only 3 3 Initial Start Up...

Страница 19: ...f less than 5 MHz Instantaneous bandwidth is the maximum frequency band that a set of two or more signals can occupy The MCPA s instantaneous bandwidth is set automatically and does not require manual...

Страница 20: ...main amplifier The signal output from the main amplifier is sampled using a coupler and the sample signal is combined with the main input signal and input to the second feed forward loop The error sig...

Страница 21: ...assing through the amplifier the pilot tone is distorted in the same way that signals are distorted To accomplish this the pilot tone signal is injected into the first loop and then detected at the fe...

Страница 22: ...vent each auto recovery event High Temperature Sensor temperature is 85 C Major Amplifier auto recovers when the sensor temperature drops to 75 C Records over temperature event system disable event ea...

Страница 23: ...ernal DC Fail Internal voltages failed or out of range Minor no LED display Auto recovery once the voltage is within the range After 10 attempts if still unsuccessful permanent shutdown Records intern...

Страница 24: ...4 6 044 05xxx Rev A Page intentionally left blank...

Страница 25: ...t P Pe er rf fo or rm ma an nc ce e T Te es st ts s 12 Months P Pe er rf fo or rm m a an nn nu ua al l t te es st t p pe er r p pa ar ra ag gr ra ap ph h 5 5 4 4 C Cl le ea an n F Fa an ns s H He ea...

Страница 26: ...n amplifier with a 5 MHz band from 935 MHz to 940 MHz Select evenly spaced F1 F2 F3 and F4 frequencies that cover the instantaneous bandwidth of your system To check amplifier performance proceed as f...

Страница 27: ...erdrive or damage Refer to test equipment specifications S HP 8648 A HP 437B Signal Source Pow Me TEST CONFIGURATION A 20 dB Attn Figure 5 1 Amplifier Test Setup Diagram Configuration A 5 4 2 Gain Tes...

Страница 28: ...nt attenuation is present between the amplifier output and your test equipment to avoid overdrive or damage Refer to test equipment specifications Network Analyzer TEST CONFIGURATION B 04 0263B A PORT...

Страница 29: ...6 d dB B PASS FAIL Tested by 5 5 Return For Service Procedures When returning products to Powerwave the following procedures will ensure optimum response 5 5 1 Obtaining An RMA A Return Material Auth...

Страница 30: ...5 6 044 05xxx Rev A Page intentionally left blank...

Страница 31: ...ican National Standards Institute APC Automatic Power Control APTT Analog Push To Talk ASG Applications Support Group ASIC Application Specific Integrated Circuit ATE Automatic Automated Test Equipmen...

Страница 32: ...ctronic Industries Association EMC ElectroMagnetic Compatibility EMI ElectroMagnetic Interference EPROM Electrically Programmable Read Only Memory Erasable Programmable Read Only Memory ESD ElectroSta...

Страница 33: ...rganization for Standardization ISOlator kHz Kilohertz LDA Linear Discrete Amplifier Class A or AB LGL Lower Guardband Limit LMR Land Mobile Radio LMS Land Mobile Systems LNA Low Noise Amplifier LO Lo...

Страница 34: ...ty and Health Administration PA Power Amplifier PAF Powerwave Amplifier Frame PAR Peak to Average Ration PCB Printed Circuit Board PCMCIA Personal Computer Memory Card International Association PCN Pe...

Страница 35: ...Material Authorization RMP Reliability Monitoring Plan Procedure RMS Root Mean Square RSS Root Sum Square Rx Receive Receiver SCHPA Single Channel High Power Amplifier SCPA Single Channel Power Ampli...

Страница 36: ...m UNL Unit Nominal Level URG Unit Reference Gain USL Upper Specification Limit UUT Unit Under Test VADJ Voltage ADJust signal name frequently found on schematic or block diagrams VBW Video BandWidth V...

Страница 37: ...NOTES...

Страница 38: ...ve Technologies Inc All Rights reserved Powerwave Powerwave Technologies The Power in Wireless and the Powerwave logo are registered trademarks of Powerwave Technologies Inc Main European Office Anten...

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