2AHVPSB400M3AUHF Class A Industrial Booster

Radio Solutions, Inc. ∙55 Accord Park Drive, Norwell, MA 02061 ∙ www.radiosolutionsinc.com FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 July 30, 2020 Confidentiality Request Regarding Application for Certification of FCC ID: 2AHVPSB400M3A Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, we hereby request confidential treatment of information accompanying this application as outlined below: Exhibit Type File Name(s) Block Diagrams Schematics Operational Description Parts List Tune Up Procedure Internal Photos User Manual Block Diagrams.pdf Schematics.pdf Operational Description.pdf Parts List.pdf Tune Up Procedure.pdf Internal Photos.pdf User Manual.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. Public disclosure of these materials may be harmful to the applicant as it would provide unjustified benefits to its competitors. The applicant understands that pursuant to Section 0.457 of the Rules, disclosure of this application and all accompanying documentation will not be made before the date of the Grant for this application. We are also requesting that the Internal Photos and User Manual are kept confidential for an indefinite period. Our signal boosters are sold as a system package, installed and serviced exclusively by the trained and certified employees of Radio Solutions, Inc and it’s partners and subsidiaries who are required to sign the enclosed non‐ disclosure agreement. The product is not available for sale to general public and it is only sold as a complete system package which is designed, installed, tested and serviced by RSI trained and certified technicians. To prevent equipment tampering and to ensure FCC compliance the equipment cabinet is kept locked and the product does not contain any user‐serviceable or removable parts. Appropriate service documentation is provided only to RSI trained and certified service technicians that have signed a non‐disclosure agreement. Enclosed is the sample of our standard non‐disclosure (confidentiality agreement. We hereby request that the confidential exhibits listed above are permanently withheld from public review Sincerely, Admir Surkovic ‐ CEO, CTO

Radio Solutions, Inc. ∙55 Accord Park Drive, Norwell, MA 02061 ∙ www.radiosolutionsinc.com External Photos FCC ID: 2AHVPSB400M3A Front Bottom View Radio Solutions, Inc. ∙55 Accord Park Drive, Norwell, MA 02061 ∙ www.radiosolutionsinc.com Top Side View Left Side View Right Side View Radio Solutions, Inc. ∙55 Accord Park Drive, Norwell, MA 02061 ∙ www.radiosolutionsinc.com Back View

Radio Solutions, Inc. ∙55 Accord Park Drive, Norwell, MA 02061 ∙ www.radiosolutionsinc.com Label Sample and Location FCC ID: 2AHVPSB400M3A Radio Solutions, Inc. ∙55 Accord Park Drive, Norwell, MA 02061 ∙ www.radiosolutionsinc.com FCC ID Label:

849 NW STATE ROAD 45 PHONE: 888.472.2424 OR 352.472.5500 NEWBERRY, FL 32669 USA EMAIL: [email protected] WEB: HTTP://WWW.TIMCOENGR.COM An IIA Company RF Exposure Evaluation Report APPLICANT Radio Solutions, Inc. ADDRESS 2101 NW 79th Ave. MIAMI FL 33122 USA FCC ID 2AHVPSB400M3A, 2AHVPSB400M3B IC 21503-SB400M3 MODEL NUMBER SB400M3, NF-BDA-400-M3, HON-BDA-400M3 PRODUCT DESCRIPTION UHF Industrial Booster DATE SAMPLE RECEIVED 07/22/2020 FINAL TEST DATE 07/30/2020 PREPARED BY Franklin Rose TEST RESULTS PASS FAIL Report Number Report Version Description Issue Date 2571-20 MPE_TestReport_ Rev1 Initial Issue 08/06/2019 THE ATTACHED REPORT SHALL NOT BE REPRODUCED EXCEPT IN FULL WITHOUT THE WRITTEN APPROVAL OF TIMCO ENGINEERING, INC. TABLE OF CONTENTS GENERAL REMARKS ........................................................................................................ 2 EUT INFORMATION ........................................................................................................ 3 ANTENNA INFORMATION ............................................................................................... 3 FCC MPE SEPARATION .................................................................................................... 4 ISED MPE SEPARATION .................................................................................................. 6 Applicant: Radio Solutions, Inc. Report: 2571-20 MPE_TestReport_Rev1 Page 2 of 7 GENERAL REMARKS Summary The device under test does: Fulfill the general approval requirements as identified in this test report and was selected by the customer. Not fulfill the general approval requirements as identified in this test report Attestations This equipment has been tested in accordance with the standards identified in this test report. To the best of my knowledge and belief, these tests were performed using the measurement procedures described in this report. All instrumentation and accessories used to test products for compliance to the indicated standards are calibrated regularly in accordance with ISO 17025 requirements. I attest that the necessary measurements were made at: Timco Engineering Inc. 849 NW State Road 45 Newberry, FL 32669 Designation #: US1070 Prepared by: Name and Title Franklin Rose, Project Manager / EMC Specialist Date 08/06/2020 Applicant: Radio Solutions, Inc. Report: 2571-20 MPE_TestReport_Rev1 Page 3 of 7 EUT INFORMATION EUT Description UHF Industrial Booster Model Number SB400M3, NF-BDA-400-M3, HON-BDA-400M3 Modified for Testing ☐ Modification Antenna Connector ☐ UHF ☐ BNC ☒ N ☐ TNC ☐ SMA ☐ Other EUT Power Source ☐ AC Power (110-120 V) ☒ DC Power (28 V) ☐ DC Battery (7.4 V) Test Item ☐ Engineering Prototype ☒ Pre-Production ☐ Post-Production Type of Equipment ☒ Fixed ☐ Mobile ☐ Portable ANTENNA INFORMATION Manufacturer Provides Antenna Type Max Gain (dBi) No Unspecified 0 dBi Applicant: Radio Solutions, Inc. Report: 2571-20 MPE_TestReport_Rev1 Page 4 of 7 FCC MPE SEPARATION ParameterValueUnit EUT Form Factor Lowest Frequency406.100 MHz Highest Frequency512.000 MHz Maximum Power5.000 Tune Up Tolerance0.000 Duty Cycle100% % Antenna Gain0.000 Coax Loss0.000 EIRP5.000W EUT Parameters Separation Distance (cm) Pow e r De nsity (mW/cm 2 ) Separation Distance (cm) Pow e r De nsity (mW/cm 2 ) 0.271 mW/cm2 Controlled Occupational RF Exposure/MPE Guideline 20 cm 0.995 mW/cm2 Uncontrolled Public RF Exposure/MPE Guideline 38.34 cm Applicant: Radio Solutions, Inc. Report: 2571-20 MPE_TestReport_Rev1 Page 5 of 7 FCC MPE CALCULATION RF Exposure Field Strength Limits Separation Distance Calculation Method Uncontrolled Sep. Distance @ 0.271 mW/cm2 Controlled Sep. Distance @ 1.354 mW/cm2 EUT Power Density at 20 cm Calculation Method EUT Pow er Density @ 20 cm Calculations Public Persons may be exposed up to: Worst-Case RF Field Strength Limit for the General Public (Uncontrolled Environment) 0.271 mW/cm2 Distance from Radiating Element (cm) = SQRT (P(mW) / 4π S(mW/cm 2 )) 38.34 cm 17.14 cm Power Density (mW/cm 2 ) = P(mW) / 4π R(cm) 2 Occupational Persons may be exposed up to: Worst-Case RF Field Strength Limit for Controlled Use (Controlled Environment) Mandatory distance from radiating element: 0.995 mW/cm2 1.354 mW/cm2 Applicant: Radio Solutions, Inc. Report: 2571-20 MPE_TestReport_Rev1 Page 6 of 7 ISED MPE SEPARATION ParameterValueUnit EUT Form Factor Lowest Frequency406.100 MHz Highest Frequency470.000 MHz Maximum Power5.000 Tune Up Tolerance0.000 Duty Cycle100% % Antenna Gain0.000 Coax Loss0.000 EIRP5.000W EUT Parameters Separation Distance (cm) Pow e r De nsity (W/m 2 ) Separation Distance (cm) Pow e r De nsity (W/m 2 ) 50.05 cm 1.588 W/m2 20 cm 9.95 W/m2 Controlled Occupational RF Exposure/MPE Guideline Uncontrolled Public RF Exposure/MPE Guideline Applicant: Radio Solutions, Inc. Report: 2571-20 MPE_TestReport_Rev1 Page 7 of 7 ISED MPE CALCULATION END OF REPORT RF Exposure Field Strength Limits Separation Distance Calculation Method Uncontrolled Sep. Distance @ 1.588 W/m2 Controlled Sep. Distance @ 13.01 W/m2 EUT Power Density at 20 cm Calculation Method EUT Pow er Density @ 20 cm 1.588 W/m2 13.01 W/m2 Calculations Distance from Radiating Element (cm) = SQRT (P(mW) / 4π S(mW/cm 2 )) Worst-Case RF Field Strength Limit for the General Public (Uncontrolled Environment) Worst-Case RF Field Strength Limit for Controlled Use (Controlled Environment) Public Persons may be exposed up to: Occupational Persons may be exposed up to: Mandatory distance from radiating element: 9.95 W/m2 17.49 cm Power Density (mW/cm 2 ) = P(mW) / 4π R(cm) 2 50.05 cm

An IIA Company FCC 47 CFR Part 90.219 Class A UHF Signal Booster Test Report APPLICANT Radio Solutions, Inc. FCC ID 2AHVPSB400M3A MODEL NUMBER SB400M3 PRODUCT DESCRIPTION UHF Industrial Booster - Class A DATE SAMPLE RECEIVED 07/22/2020 FINAL TEST DATE 07/30/2020 REPORT NUMBER 2571-20_PT90 UHF Booster CLA TestReport 1_ 2571-20_PT90 UHF Booster CLA TestReport 2_ AMERICAN ASSOCIATION FOR LABORATORY ACCREDITATION UNDER ISO/IEC 17025, AND ISO/IEC 17065 2571-20_FCC PT90 UHF Booster CLA TestReport 1_Rev2 Page 2 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM TABLE OF CONTENTS SIGNATURE PAGE ................................................................................................................................................ 3 TEST LABORATORY INFORMATION ......................................................................................................................... 4 TEST INFORMATION ............................................................................................................................................. 5 EUT INFORMATION ............................................................................................................................................... 6 90.7 DEFINITIONS ............................................................................................................................................... 7 KDB 935210 EQUIPMENT CLASSES ........................................................................................................................ 8 KDB 935210 TEST METHODOLOGIES ...................................................................................................................... 9 2.1033 APPLICATION REQUIREMENTS .................................................................................................................. 10 90.203, 90.217 EXEMPTION FROM REQUIREMENTS ............................................................................................. 11 2.1033 MODULATION CHARACTERISTICS .............................................................................................................. 12 INTRODUCTION (KDB 484596 SECTION 3 A) ......................................................................................................... 13 EXPLAIN THE DIFFERENCES (KDB 484596 SECTION 3 B) ........................................................................................ 13 SPOT CHECK VERIFICATION DATA (KDB 484596 SECTION 3 C) ............................................................................... 14 REFERENCE SECTION (KDB 484596 SECTION 3 D) ................................................................................................. 14 2.1041 MEASUREMENT PROCEDURE ..................................................................................................................... 15 2.1046 – 2.1055 TECHNICAL REQUIREMENTS ....................................................................................................... 15 FCC 90.219 & KDB 935210 TECHNICAL REQUIREMENTS ......................................................................................... 16 2.1057 FREQUENCY SPECTRUM TO BE INVESTIGATED ............................................................................................ 17 KDB 935210 D02 APPENDIX D.3 TEST FREQUENCIES ........................................................................................... 18 KDB 935210 S. 4.1 TEST SIGNALS ....................................................................................................................... 19 KDB 935210 S. 4.2 AGC LEVEL ............................................................................................................................ 20 KDB 935210 S. 4.3 OUT OF BAND REJECTION ....................................................................................................... 21 2.1046 RF POWER OUTPUT .................................................................................................................................. 22 90.219 RF POWER OUTPUT .................................................................................................................................. 23 KDB 935210 S. 4.5 RF POWER OUTPUT AND GAIN ............................................................................................... 25 KDB 935210 S. 4.6 NOISE FIGURE ....................................................................................................................... 26 2.1049 OCCUPIED BANDWIDTH ........................................................................................................................... 28 90.209 OCCUPIED BANDWIDTH ........................................................................................................................... 30 KDB 935210 S. 4.4 INPUT VS OUTPUT COMPARISON ........................................................................................... 35 90.210 EMISSION MASKS ................................................................................................................................... 36 2.1051 CONDUCTED SPURIOUS EMISSIONS AT ANTENNA TERMINALS ..................................................................... 41 KDB 935210 S. 4.7.2 INTERMODULATION PRODUCTS .......................................................................................... 44 KDB 935210 S. 4.7.3 CONDUCTED SPURIOUS EMISSIONS ................................................................................... 45 90.214 TRANSIENT FREQUENCY RESPONSE .......................................................................................................... 46 2.1053 FIELD STRENGTH OF SPURIOUS EMISSIONS .............................................................................................. 47 2.1055 FREQUENCY STABILITY ..........................................................................................................................…

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2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 54 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM 2.1055 FREQUENCY STABILITY ☐ ☐ ☐ ☐ 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 55 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM FREQUENCY STABILITY 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 56 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM 90.213 FREQUENCY STABILITY Applies to EUT Frequency range (MHz) Fixed and base stations (ppm) Mobile stations > 2 watts output power (ppm) Mobile stations ≤ 2 watts output power (ppm) ☒ 421-512 7 11 14 0.5 / 1.5 / 2.5 / 5 8 1 / 2.5 / 5 8 1 / 2.5 / 5 FREQUENCY STABILITY ☒ ☐ ☐ ☐ ☐ 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 57 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM FREQUENCY STABILITY Test Procedure: ANSI C63.26 S 5.6.3 Test Setup Block Diagram: 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 58 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM KDB 935210 S. 4.8 FREQUENCY STABILITY 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 59 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM STATEMENT OF MEASUREMENT UNCERTAINTY The data and results referenced in this document are true and accurate. The measurement uncertainty was calculated for all measurements listed in this test report according To CISPR 16–4 or EN TR 100-028 Specification for radio disturbance and immunity measuring apparatus and methods – Part 4: “Uncertainty in EMC Measurements” and is documented in the Timco Engineering, Inc. quality system according to DIN EN ISO/IEC 17025. Furthermore, component and process variability of devices similar to that tested may result in additional deviation. The manufacturer has the sole responsibility of continued compliance of the device. Hereafter the best measurement capability for Timco Engineering, Inc. is reported: Test Items Measurement Uncertainty Notes TR 100 028 PARAGRAPH 7.1.1 – FREQUENCY ERROR < 30 MHz ± 0.063 ppm (1) TR 100 028 PARAGRAPH 7.1.1 - FREQUENCY ERROR < 200 MHz ± 0.051 ppm (1) TR 100 028 PARAGRAPH 7.1.1 - FREQUENCY ERROR < 1 GHz ± 0.051 ppm (1) TR 100 028 PARAGRAPH 7.1.1 - FREQUENCY ERROR ≤ 18 GHz ± 0.051 ppm (1) TR 100 028 PARAGRAPH 7.1.1 - FREQUENCY ERROR ≤ 40 GHz ± 0.051 ppm (1) TR 100 028 PARAGRAPH 7.1.2 - CONDUCTED POWER MEASUREMENT ±0.643 dB (1) TR 100 028 PARAGRAPH 7.1.4.1 - CONDUCTED SPURIOUS EMISSIONS 9 kHz – 150 kHz ± 3.14 dB (1) TR 100 028 PARAGRAPH 7.1.4.1 - CONDUCTED SPURIOUS EMISSIONS 150 kHz – 30 MHz ± 3.08 dB (1) TR 100 028 PARAGRAPH 7.2 – RADIATED EMISSIONS < 200 MHz ± 2.16 dB (1) TR 100 028 PARAGRAPH 7.2 – RADIATED EMISSIONS < 1 GHz ± 2.15 dB (1) TR 100 028 PARAGRAPH 7.2 – RADIATED EMISSIONS < 18 GHz ± 2.14 dB (1) TR 100 028 PARAGRAPH 7.2 – RADIATED EMISSIONS ≤ 40 GHz ± 2.31 dB (1) FLUKE Multimeter AC Voltage Uncertainty ± 2.263 % (1) FLUKE Multimeter DC Voltage Uncertainty ± 0.453 % (1) Temperature (C°) ± 0.81 C° Notes: (1) This uncertainty represents an expanded uncertainty expressed at approximately the 95% confidence level using a coverage factor of k=1.96. 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 60 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM EMC EQUIPMENT LIST Device Manufacturer Model SN Calibrati on Date Cal Due Date EMI Test Receiver R & S ESU 40 firmware v 4.43 SP 3 BIOS v5.1-24-3 Rohde & Schwarz ESU 40 100320 08/28/18 08/28/20 Software: Field Strength Program Timco N/A Version 4.10.7.0 N/A N/A Coaxial Cable - Chamber 3 cable set (backup) Micro-Coax Chamber 3 cable set (backup) KMKM-0244-02 KMKM-0670-01 KFKF-0197-00 02/27/19 02/27/21 CHAMBER Panashield 3M N/A 03/15/19 03/15/21 Antenna: Active Loop ETS-Lindgren 6502 00062529 12/11/17 12/11/20 Antenna: Biconical 1057 Eaton 94455-1 1057 12/13/17 12/13/20 Antenna: Log-Periodic 1243 Electro-Metrics 96005 1243 04/20/18 04/20/21 Ant: Double-Ridged Horn/ETS Horn 1 ETS-Lindgren 3117 00035923 02/25/20 02/25/23 Noise Source 10 MHz – 18 GHz Agilent 346B MY44421884 n/a n/a Splitter 1-1000MHz Mini-Circuits ZFSC-4-1- BNC+ U115700825 11/19/17 11/19/20 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 61 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM ANNEX I – MANUFACTURER-PROVIDED INFORMATION Note: The accuracy and precision of the following information provided by the manufacturer of the equipment under test has not been verified using test methods, cannot be verified, or is not necessary to verify. n/a 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 62 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: HTTP://WWW.TIMCOENGR.COM ANNEX II – MEASUREMENT DATA KDB 935210 4.2 AGC THRESHOLD (Data is re-used from test report “2567-20_PT90 UHF Booster CLB TestReport” per KDB 484596) Test Engineer: FR Test Date: JUL 24, 2020 406.1125 MHz, Uplink INPUT (dBm) CORRECTED INPUT (dBm) CORRECTED OUTPUT (dBm) GA IN (dB) -6 2-62.133.1295.2 -6 1-61.134.1995.3 -6 0-60.135.2195.3 -5 9-59.136.2595.4 -5 8-58.137.1795.3 -5 7-57.137.1994.3 -5 6-56.137.2393.3 -5 5-55.137.2392.3 -3 8-38.137.275.3 32.5 33 33.5 34 34.5 35 35.5 36 36.5 37 37.5 -62-60-58-56-54-52-50-48-46-44-42-40-38 Output Level (dBm) Input Level (dBm) 2571-20_FCC PT90 UHF Booster CLA TestReport 2_Rev2 Page 63 of 139 849 NW STATE ROAD 45 NEWBERRY, FL 32669 USA | PHONE: 888.472.2424 | EMAIL: [email protected] | WEB: …

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