Bravo Tech LPA1900-160-SC01 Product Operation Manual Download

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Turn on power supply and check the static current whose normal value should be 10A~

12A.

When the PA works with full power, the current should be 33A~35A.

、

RF performance test procedure:

1) Spectrum emission

Test flow chart:

Purpose:

Check the quality of amplified signal.

Test setup list

Signal generator: Agilent IFR3413 or the same level instrumentation.

Power meter: Agilent E4418B or the same level instrumentation.

Spectrum analyzer: R&S FSEA or the same level instrumentation.

Power supply: 30V/50A

Attenuator: 30dB 500W 1PCS, 20dB 5W 2PCS,

Coupler: 60dB frequency range: 1930MHz~1990MHz

Signal

Generator

LPA1900-120

-SC01

10dB coupler

30dB

Attenuator

20dB

Attenuator

20dB

Attenuator

Power

Supply

Spectrum

Analyzer

Power

Meter

Figure 1

Cable1

Cable2

Cable3

Summary of Contents for LPA1900-160-SC01

Page 2: ...HISTORY Version Revision description Prepared by Audited by Approved by V1 00 First edition Xiao Hua Gan Cong HaiBao ...

Page 3: ...Sample of Test Procedure 8 1 Test equipment set up 8 1 Signal generator 8 2 Spectrum analyzer 8 3 Power meter 9 4 Network analyzer 9 2 test condition description 9 1 Power supply cables and connectors 9 3 Checking item before testing 9 4 RF performance test procedure 10 1 Spectrum emission 10 2 Gain flatness 12 3 Gain Variation Detect Accuracy Current consumption 13 ...

Page 4: ...able for UMTS band Support multi carrier WCDMA signals with mixed mode operation Output maximum power 160W support carriers number up to 4 Very High System Efficiency Extensive product monitoring and control local and remote Centralized system control display alarms Great system reliability supported by architecture built in redundancy Powered by 30VDCavailable Extensive protection for lightning v...

Page 5: ...aximum input power 1dBm Output N Female 50Ω Normal 52dBm Maximum output power 52 5dBm 2 DC power Port Name Type NO Warning A1 A2 VDC type 30V range 24 32V DC IN D Sub type DSCD175PS1M Male A3 A4 GND to VDC 3 Communication Connector type USB Note Manufacture use to debug ...

Page 6: ...ellow On 2 RF ON Green Off Power amplifier alarms but still works MAJOR ALM Red Off MINOR ALM Yellow Off 3 RF ON Green On Power amplifier works normally Part D Specifications 1 Electrical Specifications PARAMETER SPECIFICATION Frequency 1930 1990 MHz Band any 15MHz customer require maximal band Δ60MHz Output Power 160Watts average max 3FA PAR 8 0dB Any location in the BW 48dBc 5MHz 50dBc 10MHz 29 ...

Page 7: ...ature 30 to 55 Air Temperature inside System Operating point Output power 52dBm 0 5dB Operating range 6dB min Input Power ALC Over Power Output Pwr 52 5dBm 0 5dB 2 Alarm and Functions Specifications TTL output for the alarm pins Normal is High Alarm is Low 2 1 Over temperature alarm Alarm and shutdown at 95 base temperature auto recover at 90 base temperat ure 2 2 Over power alarm Alarm and shutdo...

Page 8: ... in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Changes or modifications not expressly approved by the party responsible for compliance could void to the user s authority to...

Page 9: ... power alarm over driver alarm transistor fail alarm Pin 4 Over temperature alarm Pin 5 GND Pin 6 RF output power indication Pin 7 BTI do not contact to anywhere Pin 8 VSWR alarm Pin 9 Enable Disable 3 Checking item before testing No seam on the surface of PA the position and content of barcodes and labels are rig ht Check the silk screen of PA is correct and normal The connectors of power supply ...

Page 10: ...setup list Signal generator Agilent IFR3413 or the same level instrumentation Power meter Agilent E4418B or the same level instrumentation Spectrum analyzer R S FSEA or the same level instrumentation Power supply 30V 50A Attenuator 30dB 500W 1PCS 20dB 5W 2PCS Coupler 60dB frequency range 1930MHz 1990MHz Signal Generator LPA1900 120 SC01 10dB coupler 30dB Attenuator 20dB Attenuator 20dB Attenuator ...

Page 11: ...p RBW 30KHz VBW 300KHz Center frequency 1960MHz SPAN 40MHz Sweep time 1S Spectrum Analyzer s offset value according the attenuation from PA output to input port of spectrum analyzer 4 Power meter must to be calibration and set the offset value according to attenuation from PA output to power sensor 5 Input PA voltage setup 30V 6 Turn on the signal generator 7 Than confirm standard ACLR peculiarity...

Page 12: ...418B or the same level instrumentation Spectrum analyzer R S FSEA or the same level instrumentation Power supply 30V 50A Attenuator 30dB 500W 1PCS 20dB 5W 2PCS Coupler 60dB frequency range 1930MHz 1990MHz RF cable Signal Generator LPA19100 16 0 SC01 10dB coupler 30dB Attenuator 20dB Attenuator 20dB Attenuator Power Supply Spectrum Analyzer Power Meter Figure 4 Cable1 Cable2 Cable3 ...

Page 13: ...umentation Power meter Agilent E4418B or the same level instrumentation Spectrum analyzer R S FSEA or the same level instrumentation Power supply 30V 50A Attenuator 30dB 500W 1PCS 20dB 5W 2PCS Coupler 60dB frequency range 1930MHz 1990MHz RF cable Instruction 1 Set up the structure according to the figure 5 Signal Generator LPA1900 160 SC01 10dB coupler 30dB Attenuator 20dB Attenuator 20dB Attenuat...

Page 14: ...ion and set the offset value according to attenuation from PA output to power sensor 5 Input PA voltage setup 30V 6 Turn on the signal generator adjust the output power from 6 2dBm to 23dBm with 1dB step 7 Read out the output power from the power meter and do subtractions of each gain and get the gain Variation 9 Compare the value on the power meter with the value shown on GUI and then get the acc...

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