2AXVJGUARD-B2ULPublic safety signal booster

GuardianB ™ 2W(3996127) ClassBPublicSafetyBDA ForFirstResponders LongIslandCity,NY,11101 https://toweriq.nyc ©2021TowerIQ,Inc Document1.19.0000612RevA 04/08/22 TowerIQ,Inc|1609Park370Place,Hazelwood,MO63042|844-626-7638|[email protected] 1 FCCNOTICE TheTowerIQGuardianB2W(3996127)signalboosterisClassBbooster.UnderSection90.219(d)(5)oftheCommission’srules,allPart90 ClassAsignalboosterinstallationsmustberegisteredwiththeFCC. NOTE:ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttopart15oftheFCC Rules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceinacommercialenvironment.This equipmentgenerates,usesandcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,may causeharmfulinterferencetoradiocommunications.Operationofthisequipmentinaresidentialareaislikelytocauseharmful interferenceinwhichtheuserwillberequiredtocorrecttheinterferenceathisownexpense. FilingRegistrations.ToregisteraPart90ClassAsignalbooster,gotothePart90SignalBoosterRegistrationandDiscoverypageat www.fcc.gov/signal-boosters/registration.EnteranFCCRegistrationNumber(FRN)andPasswordintheupper-rightcornerofthescreen. Thenclickon“LOGIN.” OntheSignalBoosterInformationpage,entereither(1)latitudeandlongitude(indecimaldegrees)oftheboosterlocationandclickonthe “GetAddressInfo”button;or(2)thebooster,city,andstate,andclickonthe“GetLat/Longbutton.Theregistrationtoolwillprovidea mapoftheboosterlocationtoverifythelocationiscorrect.Next,checkthebox(es)forthefrequencieswithintheoperatingrangeofthe signalboosterandenteratleastonecallsignassociatedwiththebooster.Thenenterthefiler’sCompanyInformation(CompanyName, CompanyAttention,Address,Emailregistration,enterSignatureInformation(Title,Name),andclick“Submit.”Thesystemwillgeneratea confirmation,includingaboosterIDnumber,whichyoumayprintforyourrecords.Eachboostermustbesubmittedseparately.Usingthe linksintheupper-rightcorneroftheSignalBoosterConfirmationpage,youcan“AddaBooster,”“ViewYourBoosters”or“Logout.” AccessingRegistrations.EachregistrationwillbeavailabletothepubliconthesamedayitisfiledwiththeCommission.Registrationsmay beaccessedat:www.fcc.gov/signal-boosters/registration.Clickon“ViewAllBoosters”fromthePart90SignalBoosterRegistrationand Discoverypage.TheregistrationscanbesearchedandsortedbyboosterIDnumber,nameofthefiler,city,county,state,zipcode, latitude/longitude,orcallsign. ForfurtherinformationpleasecontacttheFCCLicensingSupportHotlineat(877)480-3201orsubmitanonlinehelprequestat https://esupport.fcc.gov/onlinerequest.htm.SupporthoursareMondaythruFriday,8:00–6:00p.m.EasternTime,exceptforFederal holidays. Applicant'sname:TowerIQ,Inc. Address:13723RiverportDrive C/OPotterElectricSignalCompany SaintLouis,MO63043 Contactperson:[email protected];Call:314-683-2218 FCCContactinformationishttps://signalboosters.fcc.gov/signal-boosters/Federal CommunicationsCommission 45LStreetNE Washington,DC20554 Phone:1-888-225-5322 TTY:1-888-835-5322 TABLEOFCONTENTS FCCNOTICE...................................................................................................................................................................................................................................1 TABLEOFCONTENTS......................................................................................................................................................................................................................2 CHAPTER1:INTRODUCTION&OVERVIEW......................................................................................................................................................................................3 1.1ProductOverview.............................................................................................................................................................................................................3 1.2PackageContents.............................................................................................................................................................................................................3 1.3AdditionalItemsNeeded...................................................................................................................................................................................................3 1.4KeyFeatures&Benefits.....................................................................................................................................................................................................3 1.5OptionalAccessories.........................................................................................................................................................................................................4 1.6HowitWorks...................................................................................................................................................................................................................5 1.7AWordAboutSafety.........................................................................................................................................................................................................5 1.8WarningNotices:..............................................................................................................................................................................................................5 CHAPTER2:BDAINTERFACE&CONNECTIONS................................................................................................................................................................................6 2.1GuardianBBDAInterfaceOverview....................................................................................................................................................................................6 2.2ON/OFFSwitch..........................................................................…

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B.1 External photos Top surface Front surface Side surface-1 Side surface-2 Behind surface Bottom surface B.2 External photos Top surface Front surface Side surface-1 Side surface-2 Behind surface Bottom surface

Labelinfoandlocation:

B.2 Internal photos B.1 External photos Top surface Front surface Side surface-1 Side surface-2 Behind surface Bottom surface

Report No.:Report页眉编号 Page 2 of12 Statement 1. The report is invalid without "special seal for inspection and testing"; some copies are invalid; The report is invalid if it is altered or missing; The report is invalid without the signature of the person who prepared, reviewed and approved it. 2. The sample information is provided by the client and responsible for its authenticity; The content of the report is only valid for the samples sent this time. 3. When there are reports in both Chinese and English, the Chinese version will prevail when the language problems are inconsistent. 4. If there is any objection concerning the report, please inform us within 15 days from the date of receiving the report. 5. Without the agreement of the laboratory, the client is not authorized to use the test results for unapproved propaganda. 6. The test report without CMA approval mark is only used for scientific research, teaching, internal quality control and other purposes. ------------ The following blanks ------------ Report No.:Report页眉编号 Page 3 of12 TABLE OF CONTENTS 1. APPLICANT INFORMATION ......................................................................................................................... 4 1.1. CLIENT INFORMATION ......................................................................................................................................... 4 1.2. MANUFACTURER AND FACTORY ............................................................................................................................ 4 2. GENERAL DESCRIPTION OF EUT .................................................................................................................. 4 2.1. BASIC DESCRIPTION OF EUT ................................................................................................................................. 4 3. ASSESSMENT RESULT SUMMARY ................................................................................................................ 5 4. LABORATORY ............................................................................................................................................. 6 4.1. LABORATORY .................................................................................................................................................... 6 5. RADIO FREQUENCY RADIATION EXPOSURE ................................................................................................. 7 5.1. APPLICABLE STANDARD ....................................................................................................................................... 7 5.2. LIMITS FOR MAXIMUM PERMISSIBLE EXPOSURE (MPE) ............................................................................................ 7 5.3. TEST RESULTS .................................................................................................................................................... 7 5.3.1. 700MHz Band: ...................................................................................................................................... 7 5.3.2. 800MHz Band: ...................................................................................................................................... 9 5.4. TEST CONCLUSION .............................................................................................................................................. 9 APPENDIX A. PHOTOGRAPHS OF EUT ................................................................................................................ 10 A.1 EXTERNAL PHOTOS ........................................................................................................................................... 10 ------------ The following blanks ------------ Report No.:Report页眉编号 Page 4 of12 1. Applicant information 1.1. Client information Name: TowerIQ, Inc. Address: 13723 Riverport Drive C/O Potter Electric Signal Company Saint Louis, MO 63043 1.2. Manufacturer and Factory Manufacture Name: TowerIQ, Inc. (Shenzhen Office) Address: NO 8403A 4th floor, Xixiang Innovation Park Commercial Building, Qianmu Property, Guxing Community, Xixiang Street, Bao 'an District, Shenzhen Factory: TowerIQ, Inc. Address: 13723 Riverport Drive C/O Potter Electric Signal Company Saint Louis, MO 63043 2. General description of EUT 2.1. Basic description of EUT Product Name: Public safety signal booster Product Model: Guardian B 2.0-2W Adding Model: / Trade Name: TowerIQ Power Supply: AC 100~240V, 50/60Hz Typical working voltage: AC 110V, 50/60Hz Power cord: AC power cord Frequency Band ① : 700MHz Band: Downlink: 758MHz ~ 775MHz, Uplink: 788MHz ~805MHz 800MHz Band: Downlink: 851MHz ~861MHz, Uplink: 806MHz ~ 816MHz Output Power: Downlink: 2W degree:33±1dBm; 0.5W degree: 27±1dBm Uplink: 27±1dBm System Gain: Downlink: 80dB Uplink: 80dB EUT Operating Temperature: -20°C to +50°C Operating Humidity: 5% to 95% Antenna Type: N/A ② NOTE 1: This EUT is a broadband device, which belongs to Class B signal booster. NOTE 2: ① PS GuardBand : Downlink 768MHz~769MHz and Uplink 798MHz ~ 799MHz. NOTE 3: ② It's an indoor device, the EUT does not provide antenna by manufacturer's statement, but it requires 2W equipment that the sum of antenna gain and cable loss should not exceed 3dBi (where antenna gain is 6dBi and cable loss is at least 3dB, so the total gain is 3dBi) for Downlink and the sum of antenna gain and cable loss should not exceed 9dBi for Uplink, when the project is used by manufacturer's statement. Report No.:Report页眉编号 Page 5 of12 3. Assessment result summary Item Assessment Requirement Assessment Method RF exposure FCC PART 90§90.223 FCC PART 1.1307(b) FCC PART 2.1091 FCC PART 2.1093 ------------ The following blanks ------------ Report No.:Report页眉编号 Page 6 of12 4. Laboratory 4.1. Laboratory The tests & measurements refer to this report were performed by GRG METROLOGY & TEST （CHENGDU）CO., LTD. Add. : Park,No.9,Wu Ke East 3rd Road,WuHou District,ChengDu,SiChuan,61004…

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Report No.: E202212127731-01-1 Page 2 of264 Statement 1. The report is invalid without "special seal for inspection and testing"; some copies are invalid; The report is invalid if it is altered or missing; The report is invalid without the signature of the person who prepared, reviewed and approved it. 2. The sample information is provided by the client and responsible for its authenticity; The content of the report is only valid for the samples sent this time. 3. When there are reports in both Chinese and English, the Chinese version will prevail when the language problems are inconsistent. 4. If there is any objection concerning the report, please inform us within 15 days from the date of receiving the report. 5. Without the agreement of the laboratory, the client is not authorized to use the test results for unapproved propaganda. 6. The test report without CMA approval mark is only used for scientific research, teaching, internal quality control and other purposes. ------------ The following blanks ------------ Report No.: E202212127731-01-1 Page 3 of264 TABLE OF CONTENTS 1. Applicant information ....................................................................................................................................... 5 1.1 Client information ....................................................................................................................................... 5 1.2 Manufacturer and Factory ........................................................................................................................... 5 2. General description of EUT .............................................................................................................................. 5 2.1 Basic description of EUT ............................................................................................................................ 5 2.2 Test signal modulation description ............................................................................................................. 7 2.2.1 Analog signals ...................................................................................................................................... 7 2.2.2 Digital signals ...................................................................................................................................... 7 2.3 Signal Booster control process.................................................................................................................... 9 2.3.1 System block ........................................................................................................................................ 9 2.3.2 Signal control process .......................................................................................................................... 9 3. Related documents .......................................................................................................................................... 10 4. Test result summary ........................................................................................................................................ 11 5. About Signal Booster ...................................................................................................................................... 12 5.1 KDB 935210 D02 APPENDIX A3.1 ........................................................................................................ 12 5.2 FCC part 90.219 (a) Definitions ............................................................................................................... 12 6. Test modes ...................................................................................................................................................... 13 7. Laboratory ....................................................................................................................................................... 14 8. Measurements uncertainty .............................................................................................................................. 14 9. Equipments used during test ........................................................................................................................... 15 10. Radio technical requirement specification .................................................................................................... 16 10.1 Test Frequencies ..................................................................................................................................... 16 10.1.1 Requirements ................................................................................................................................... 16 10.1.2 Result ............................................................................................................................................... 17 10.2 Input Signals ........................................................................................................................................... 18 10.2.1 Requirements ................................................................................................................................... 18 10.2.2 Result ............................................................................................................................................... 18 10.3 AGC Threshold ....................................................................................................................................... 44 10.3.1 Requirements ................................................................................................................................... 44 10.3.2 Test configuration ............................................................................................................................ 44 10.3.3 Test procedures ................................................................................................................................ 44 10.3.4 Test results ..…

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Report No.: E202212127731-01-1 Page 38 of264 10.2.2.2.3 Tetra 10.2.2.2.3.1.1 Downlink Low Frequency: 851.0125MHz Middle Frequency: 856.0MHz Report No.: E202212127731-01-1 Page 39 of264 High Frequency: 860.9875MHz 10.2.2.2.3.1.2 Uplink Low Frequency: 806.0125MHz Report No.: E202212127731-01-1 Page 40 of264 Middle Frequency: 811.0MHz High Frequency: 815.9875MHz Report No.: E202212127731-01-1 Page 41 of264 10.2.2.2.4 Analog FM 10.2.2.2.4.1.1 Downlink Low Frequency: 851.0125MHz Middle Frequency: 856.0MHz Report No.: E202212127731-01-1 Page 42 of264 High Frequency: 860.9875MHz 10.2.2.2.4.1.2 Uplink Low Frequency: 806.0125MHz Report No.: E202212127731-01-1 Page 43 of264 Middle Frequency: 811.0MHz High Frequency: 815.9875MHz Report No.: E202212127731-01-1 Page 44 of264 10.3 AGC Threshold Requirements: KDB 935210 D05 clause 4.2 Test Method: KDB 935210 D05 clause 3.2 10.3.1 Requirements 10.3.2 Test configuration Attenuation Spectrum analyzer Cable Cable Signal Generator Guardian B Outside port inside port Attenuation Spectrum analyzer Cable Cable Signal Generator Guardian B Inside port Outside port Figure 10.3-1 Downlink connection diagram Figure 10.3-2 Uplink connection diagram 10.3.3 Test procedures Report No.: E202212127731-01-1 Page 45 of264 10.3.4 Test results 10.3.4.1 2W level test data Test Date (yy-mm-dd): 2022-12-22 Normal condition: Temp: 24.3°C, Humid:18%, Atmospheric Pressure:101kpa Supply Voltage: AC 110V, 50Hz 10.3.4.1.1 700MHz Band 10.3.4.1.1.1 Downlink 10.3.4.1.1.1.1 LTE 5MHz Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 763.0MHz -51.0 0.9 -51.9 27.5 -50.0 0.9 -50.9 28.5 -49.0 0.9 -49.9 29.5 -48.0 0.9 -48.9 30.5 -47.0 0.9 -47.9 31.6 -46.0 0.9 -46.9 32.6 -45.0 0.9 -45.9 32.6 -44.0 0.9 -44.9 32.6 -43.0 0.9 -43.9 32.6 -42.0 0.9 -42.9 32.6 -41.0 0.9 -41.9 32.6 27.5 28.5 29.5 30.5 31.6 32.6 32.6 32.6 32.6 32.6 32.6 25 26 27 28 29 30 31 32 33 34 -51.9 -50.9 -49.9 -48.9 -47.9 -46.9 -45.9 -44.9 -43.9 -42.9 -41.9 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 46 of264 10.3.4.1.1.1.2 LTE 10MHz Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 763.0MHz -50.8 0.9 -51.7 27.6 -49.8 0.9 -50.7 28.6 -48.8 0.9 -49.7 29.6 -47.8 0.9 -48.7 30.6 -46.8 0.9 -47.7 31.5 -45.8 0.9 -46.7 32.5 -44.8 0.9 -45.7 32.5 -43.8 0.9 -44.7 32.5 -42.8 0.9 -43.7 32.5 -41.8 0.9 -42.7 32.5 -40.8 0.9 -41.7 32.5 27.6 28.6 29.6 30.6 31.5 32.5 32.5 32.5 32.5 32.5 32.5 25 26 27 28 29 30 31 32 33 34 -51.7 -50.7 -49.7 -48.7 -47.7 -46.7 -45.7 -44.7 -43.7 -42.7 -41.7 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 47 of264 10.3.4.1.1.1.3 P25 Phase I(C4FM) Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 771.5MHz -49.5 0.9 -50.4 27.7 -48.5 0.9 -49.4 28.7 -47.5 0.9 -48.4 29.6 -46.5 0.9 -47.4 30.6 -45.5 0.9 -46.4 31.6 -44.5 0.9 -45.4 32.5 -43.5 0.9 -44.4 32.5 -42.5 0.9 -43.4 32.5 -41.5 0.9 -42.4 32.5 -40.5 0.9 -41.4 32.5 -39.5 0.9 -40.4 32.5 27.7 28.7 29.6 30.6 31.6 32.5 32.5 32.5 32.5 32.5 32.5 25 26 27 28 29 30 31 32 33 34 -50.4 -49.4 -48.4 -47.4 -46.4 -45.4 -44.4 -43.4 -42.4 -41.4 -40.4 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 48 of264 10.3.4.1.1.1.4 P25 Phase II(H-DQPSK) Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 771.5MHz -50 0.9 -50.9 27.6 -49 0.9 -49.9 28.6 -48 0.9 -48.9 29.5 -47 0.9 -47.9 30.5 -46 0.9 -46.9 31.4 -45 0.9 -45.9 32.4 -44 0.9 -44.9 32.4 -43 0.9 -43.9 32.3 -42 0.9 -42.9 32.3 -41 0.9 -41.9 32.3 -40 0.9 -40.9 32.3 27.6 28.6 29.5 30.5 31.4 32.4 32.4 32.3 32.3 32.3 32.3 25 26 27 28 29 30 31 32 33 34 -50.9 -49.9 -48.9 -47.9 -46.9 -45.9 -44.9 -43.9 -42.9 -41.9 -40.9 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 49 of264 10.3.4.1.1.1.5 Analog FM Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 771.5MHz -49.5 0.9 -50.4 27.6 -48.5 0.9 -49.4 28.6 -47.5 0.9 -48.4 29.5 -46.5 0.9 -47.4 30.4 -45.5 0.9 -46.4 31.4 -44.5 0.9 -45.4 32.3 -43.5 0.9 -44.4 32.4 -42.5 0.9 -43.4 32.4 -41.5 0.9 -42.4 32.4 -40.5 0.9 -41.4 32.4 -39.5 0.9 -40.4 32.4 27.6 28.6 29.5 30.4 31.4 32.3 32.4 32.4 32.4 32.4 32.4 25 26 27 28 29 30 31 32 33 34 -50.4 -49.4 -48.4 -47.4 -46.4 -45.4 -44.4 -43.4 -42.4 -41.4 -40.4 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 50 of264 10.3.4.1.1.2 Uplink 10.3.4.1.1.2.1 LTE 5MHz Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 793.0MHz -55.9 0.9 -56.8 21.1 -54.9 0.9 -55.8 22.1 -53.9 0.9 -54.8 23.1 -52.9 0.9 -53.8 24.0 -51.9 0.9 -52.8 25.0 -50.9 0.9 -51.8 26.0 -49.9 0.9 -50.8 26.0 -48.9 0.9 -49.8 26.0 -47.9 0.9 -48.8 26.0 -46.9 0.9 -47.8 26.0 -45.9 0.9 -46.8 26.0 21.1 22.1 23.1 24 25 26 26 26 26 26 26 20 21 22 23 24 25 26 27 28 -56.8 -55.8 -54.8 -53.8 -52.8 -51.8 -50.8 -49.8 -48.8 -47.8 -46.8 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 51 of264 10.3.4.1.1.2.2 LTE 10MHz Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 793.0MHz -55.5 0.9 -56.4 21.6 -54.5 0.9 -55.4 22.6 -53.5 0.9 -54.4 23.6 -52.5 0.9 -53.4 24.6 -51.5 0.9 -52.4 25.6 -50.5 0.9 -51.4 26.6 -49.5 0.9 -50.4 26.6 -48.5 0.9 -49.4 26.6 -47.5 0.9 -48.4 26.6 -46.5 0.9 -47.4 26.6 -45.5 0.9 -46.4 26.6 21.6 22.6 23.6 24.6 25.6 26.6 26.6 26.6 26.6 26.6 26.6 20 21 22 23 24 25 26 27 28 -56.4 -55.4 -54.4 -53.4 -52.4 -51.4 -50.4 -49.4 -48.4 -47.4 -46.4 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 52 of264 10.3.4.1.1.2.3 P25 Phase I(C4FM) Test freq…

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Report No.: E202212127731-01-1 Page 75 of264 10.3.4.2.2.1.3 Analog FM Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 856.0MHz -56.2 0.9 -57.1 22.1 -55.2 0.9 -56.1 23.1 -54.2 0.9 -55.1 24.0 -53.2 0.9 -54.1 25.0 -52.2 0.9 -53.1 26.0 -51.2 0.9 -52.1 26.9 -50.2 0.9 -51.1 26.9 -49.2 0.9 -50.1 26.9 -48.2 0.9 -49.1 26.9 -47.2 0.9 -48.1 26.9 -46.2 0.9 -47.1 26.9 22.1 23.1 24 25 26 26.9 26.9 26.9 26.9 26.9 26.9 18 20 22 24 26 28 30 -57.1 -56.1 -55.1 -54.1 -53.1 -52.1 -51.1 -50.1 -49.1 -48.1 -47.1 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 76 of264 10.3.4.2.2.1.4 Tetra Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 856.0MHz -57.3 0.9 -58.2 21.3 -56.3 0.9 -57.2 22.2 -55.3 0.9 -56.2 23.2 -54.3 0.9 -55.2 24.2 -53.3 0.9 -54.2 25.2 -52.3 0.9 -53.2 26.1 -51.3 0.9 -52.2 26.1 -50.3 0.9 -51.2 26.1 -49.3 0.9 -50.2 26.1 -48.3 0.9 -49.2 26.1 -47.3 0.9 -48.2 26.1 21.3 22.2 23.2 24.2 25.2 26.1 26.1 26.1 26.1 26.1 26.1 18 20 22 24 26 28 30 -58.2 -57.2 -56.2 -55.2 -54.2 -53.2 -52.2 -51.2 -50.2 -49.2 -48.2 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 77 of264 10.3.4.2.2.2 Uplink 10.3.4.2.2.2.1 P25 Phase I(C4FM) Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 811.0MHz -55.5 0.9 -56.4 21.8 -54.5 0.9 -55.4 22.7 -53.5 0.9 -54.4 23.6 -52.5 0.9 -53.4 24.6 -51.5 0.9 -52.4 25.5 -50.5 0.9 -51.4 26.5 -49.5 0.9 -50.4 26.5 -48.5 0.9 -49.4 26.5 -47.5 0.9 -48.4 26.5 -46.5 0.9 -47.4 26.7 -45.5 0.9 -46.4 26.8 21.8 22.7 23.6 24.6 25.5 26.5 26.5 26.5 26.5 26.7 26.8 20 21 22 23 24 25 26 27 28 -56.4 -55.4 -54.4 -53.4 -52.4 -51.4 -50.4 -49.4 -48.4 -47.4 -46.4 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 78 of264 10.3.4.2.2.2.2 P25 Phase II(H-DQPSK) Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 811.0MHz -55.5 0.9 -56.4 22.2 -54.5 0.9 -55.4 23.2 -53.5 0.9 -54.4 24.2 -52.5 0.9 -53.4 25.1 -51.5 0.9 -52.4 26.1 -50.5 0.9 -51.4 27.0 -49.5 0.9 -50.4 27.0 -48.5 0.9 -49.4 27.0 -47.5 0.9 -48.4 27.0 -46.5 0.9 -47.4 27.0 -45.5 0.9 -46.4 27.0 22.2 23.2 24.2 25.1 26.1 27 27 27 27 27 27 20 21 22 23 24 25 26 27 28 -56.4 -55.4 -54.4 -53.4 -52.4 -51.4 -50.4 -49.4 -48.4 -47.4 -46.4 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 79 of264 10.3.4.2.2.2.3 Analog FM Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 811.0MHz -55.0 0.9 -55.9 21.6 -54.0 0.9 -54.9 22.6 -53.0 0.9 -53.9 23.5 -52.0 0.9 -52.9 24.4 -51.0 0.9 -51.9 25.4 -50.0 0.9 -50.9 26.3 -49.0 0.9 -49.9 26.4 -48.0 0.9 -48.9 26.4 -47.0 0.9 -47.9 26.4 -46.0 0.9 -46.9 26.4 -45.0 0.9 -45.9 26.4 21.6 22.6 23.5 24.4 25.4 26.3 26.4 26.4 26.4 26.4 26.4 20 21 22 23 24 25 26 27 28 -55.9 -54.9 -53.9 -52.9 -51.9 -50.9 -49.9 -48.9 -47.9 -46.9 -45.9 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 80 of264 10.3.4.2.2.2.4 Tetra Test frequency Signal output power (dBm) EUT Input cable loss (dB) EUT Corrected Input power (dBm) EUT Corrected Output power (dBm) 811.0MHz -55.0 0.9 -55.9 21.8 -54.0 0.9 -54.9 22.8 -53.0 0.9 -53.9 23.8 -52.0 0.9 -52.9 24.7 -51.0 0.9 -51.9 25.6 -50.0 0.9 -50.9 26.5 -49.0 0.9 -49.9 26.6 -48.0 0.9 -48.9 26.6 -47.0 0.9 -47.9 26.6 -46.0 0.9 -46.9 26.6 -45.0 0.9 -45.9 26.6 21.8 22.8 23.8 24.7 25.6 26.5 26.6 26.6 26.6 26.6 26.6 20 21 22 23 24 25 26 27 28 -55.9 -54.9 -53.9 -52.9 -51.9 -50.9 -49.9 -48.9 -47.9 -46.9 -45.9 Output power level(dBm) Input power level(dBm) Report No.: E202212127731-01-1 Page 81 of264 10.4 Out-of-band rejection Test requirement: FCC PART 90.219 (a) FCC PART 90.219 (d)((7) Test Method: KDB 935210 D05 clause 4.3 10.4.1 Requirements According to KDB 935210 D05 clause 4.3 requirement, A signal booster shall reject amplification of other signals outside of its pass band. Adjust the internal gain control of the EUT to the maximum gain for which equipment certification is sought. 10.4.2 Test configuration Attenuation Spectrum analyzer Cable Cable Signal Generator Guardian B Outside port inside port Attenuation Spectrum analyzer Cable Cable Signal Generator Guardian B Inside port Outside port Figure 10.4-1 Downlink connection diagram Figure 10.4-2 Uplink connection diagram 10.4.3 Test procedures Report No.: E202212127731-01-1 Page 82 of264 10.4.4 Test results Test Date (yy-mm-dd): 2022-12-22 Normal condition: Temp: 24.3°C, Humid: 18%, Atmospheric Pressure:101kpa Supply Voltage: AC 110V, 50Hz 10.4.4.1 700MHz Band RBW (kHz) VBW (kHz) 20dB Down 20dB BW (MHz) Below frequency (MHz) Up frequency (MHz) (1) Downlink: 758MHz~775MHz 300 1000 759.919 777.632 23.003 (2) Uplink: 788MHz~816MHz 300 1000 785.29 819.53 34.24 NOTE: 700MHz uplink and 800MHz uplink use the same power amplifier module, and it is broadband power amplifier. 10.4.4.2 800MHz Band RBW (kHz) VBW (kHz) 20dB Down 20dB BW (MHz) Below frequency (MHz) Up frequency (MHz) (3) Downlink: 851MHz~861MHz 300 1000 856.326 863.742 16.281 (4) Uplink: 788MHz~816MHz 300 1000 785.29 819.53 34.24 NOTE: 700MHz uplink and 800MHz uplink use the same power amplifier module, and it is broadband power amplifier. ------------ The following blanks ------------ Report No.: E202212127731-01-1 Page 83 of264 10.4.5 Test screenshot 10.4.5.1 700MHz Band Downlink: 758MHz~775MHz Uplink: 788MHz~816MHz Report No…

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