2AXVJ4500402TowerlinQ Gateway

Date: 2020_12_07 Page: 1 of 1 Federal Communications Commission Authorization and Evaluation Division Tuning Attestation for FCC ID: 2AXVJ4500402. The equipment meets the requirements of the FCC Rules Part 90.203(e) and (g), as applicable. Programming of this product's transmit frequencies can be performed ONLY by the manufacturer or by service or maintenance personnel. The operator cannot program transmit frequencies using the equipments external operation controls. Sincerely, Connor Crowley President TowerIQ, Inc TowerIQ,Inc. a Potter Electric Signal Company, 13723 Riverport Drive, Saint Louis, MO 63043 [email protected] | Tel: (844) 626-7638 |​ ​http://tower-iq.com

Power of Attorney Date: 2020_10_16 Page: 1 of 1 TowerIQ,Inc. a Potter Electric Signal Company, 13723 Riverport Drive, Saint Louis, MO 63043 [email protected] | Tel: (844) 626-7638 | http://tower-iq.com Date: October 16th, 2020 Timco Engineering, Inc. 849 N.W. State Road 45 P.O. Box 370 Newberry, FL 32669 Subject: Application for Certification for FCC ID: 2AXVJ4500402 To Whom It May Concern We, the undersigned, hereby authorize Sharon Hoffman at TIMCO ENGINEERING, INC. on our behalf, to apply for certification on our equipment referenced above. Any and all acts carried out by TIMCO ENGINEERING, INC. on our behalf shall have the same effect as our own. This is to advise that we are in full compliance with the Anti-Drug Abuse Act. We, the applicant, are not subject to a denial of federal benefits pursuant to section 5301 of the Anti-Drug Act of 1988, 21 USC853a, and no party to the application is subject to a denial of federal benefits pursuant to that section. Regards, Connor Crowley President TowerIQ, Inc.

Request for Confidentiality Date: 2020_12_07 Page: 1 of 1 Federal Communications Commission Authorization and Evaluation Division Confidentiality Request regarding application for certification of FCC ID: 2AXVJ4500402. 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 1.Operational Description: TQ-03-1 Operational Description.pdf 2.Schematic: TQ-03-1 MB-FC-SCH.pdf 3.Block Diagram: TQ-03-01-BD.pdf 4.Tuning Procedure: TQ-03-1-Tuning Procedure.pdf 5.Parts List: TQ-03-1-MB-FCC-BOM.pdf The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these materials may be harmful to the applicant and provide unjustified benefits to its competitors. Sincerely, Connor Crowley President TowerIQ, Inc TowerIQ,Inc. a Potter Electric Signal Company, 13723 Riverport Drive, Saint Louis, MO 63043 [email protected] | Tel: (844) 626-7638 |​ ​http://tower-iq.com

Enclosure cover with attached FCC ID label and worning notes Connection side of the Enclosure Enclosure Grounding sign Top of the Enclosure FCC part 15 Sign FCC Part 90 Sign Entire product sides pictures: FRONT BACK LEFT: RIGHT: TOP: BOTTOM:

General information 1. FCC Part 15 2. FCC Part 90 3, 4, 5 Enclosure cover with attached FCC ID label and worning notes 2. Main FCC Label 3. Attention Label 4. Warning Label Other Labels: Connection side of the Enclosure Enclosure Grounding sign Top of the Enclosure Entire Product Pictures FRONT BACK LEFT RIGHT TOP BOTTOM

Top side of the PCB Main Board without shields and labels Botom side of the PCB Main Board without shields and labels The Main board inside of the Enclosure with protected shield.

Timco Test Report # TR_3851-20_FCC_MPE_1 Revision: 1 Issue Date: October 28, 2020 Final Test Date: October 15 , 2020 An IIA Company Te s t Report - FCC PART 1.1310 / MPE Prepared For: TowerIQ Inc. Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature (YYYY-MM-DD): 2020-10 -29 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). This test report relates only to the items tested as identified and is not valid for any subsequent changes or modifications made to the equipment under test. Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 2 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). Table of Contents 1. CUSTOMER INFORMATION.................................................................................................................................................................. 3 2. LOCATION OF TESTING ........................................................................................................................................................................ 3 2.1 TEST LABORATORY .................................................................................................................................................................................................... 3 2.2 TESTING WAS PERFORMED, REVIEWED BY.................................................................................................................................................................4 3. TEST SAMPLE(S) (EUT/DUT) .................................................................................................................................................................. 5 3.1 DESCRIPTION OF THE EUT ........................................................................................................................................................................................ 5 4. TEST METHODS & APPLICABLE REGULATORY LIMITS ..................................................................................................................... 6 4.1 TEST METHODS/STANDARDS/GUIDANCE: ............................................................................................................................................................... 6 4.1.1 FCC Limits for Maximum Permissible Exposure (MPE) .................................................................................................................. 6 4.2 EQUATIONS................................................................................................................................................................................................................ 7 5. RF EXPOSURE RESULTS ......................................................................................................................................................................... 8 6. HISTORY OF TEST REPORT CHANGES ................................................................................................................................................ 9 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 3 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 1. Customer Information Applicant: TowerIQ Inc. Address: 13723 Riverport Drive c/o Potter Electric Signal Company Saint Louis MO 63043 Contact: Mr. Connor Crowley Telephone: 347-200-8058 Email address: [email protected] 2. Location of Testing 2.1 Test Laboratory Timco Engineering Inc. is a subsidiary of Industrial Inspection & Analysis, Inc. (“IIA”). Testing was performed at Timco’s permanent laboratory located at 849 NW State Road 45, Newberry, Florida 32669 FCC test firm # 578780 FCC Designation # US1070 FCC site registration is under A2LA certificate # 0955.01 ISED Canada test site registration # 2056A EU Notified Body # 1177 For all designations see A2LA scope # 0955.01 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 4 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 2.2 Testing was performed, reviewed by Dates of Testing: October 15, 2020 Signature: Name & Title: Franklin Rose, EMC Specialist Date of Signature (YYYY-MM-DD): 2020-10 -29 Signature: Name & Title: Tim Royer, EMC Engineer Date of Signature (YYYY-MM-DD): 2020-10 -29 Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 5 of 10 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). 3. Test Sample(s) (EUT/DUT) The test sample was received: October 15, 2020 3.1 Description of the EUT A description as well as unambiguous identification of the EUT(s) tested. Where more than one sample is required for technical reasons (such as the use of connected units for the purpose of conducted output power testing where the product units will have integral antennas), each specific test shall identify which unit was tested. Identification FCC ID: 2AXVJ4500402 Brief Description TowerlinQ Gateway Type of Modular n/a Model(s) # 4500402 Trade name n/a Firmware version ver. 1.0 Hardware version TQ-03-1-MB-FCC Software version ver. 1.0 (web-configurator SW) Serial Number 2e:0:35:0:11:51:36:34:34:34:33:34 Technical Characteristics Technology Signal Booster Frequency Range 470-512 MHz RF O/P Power (Max.) 20 dBm (100 mW) Modulation FM Bandwidth & Emission Class 16K0F3E Number of Channels 2 Duty Cycle 100% Antenna Type n/a Antenna Gain (for each ant.) 0 dBi Antenna Connector N Vo…

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Test Report # TR_3851-20_FCC_PT90_2 Revision: 2 Issue Date: October 28, 2020 Final Test Date: October 15, 2020 An IIA Company Test Report - FCC PART 90 Signal Booster Class A (B9A) Prepared For: TowerIQ Inc. Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature (YYYY-MM-DD): 2020-10-29 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. (IIA). This test report relates only to the items tested as identified and is not valid for any subsequent changes or modifications made to the equipment under test. Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected] Page 2 of 45 This test report shall not be reproduced except in full without the written and signed permission of Timco Engineering Inc. Table of Contents 1. CUSTOMER INFORMATION ........................................................................................................................................................................... 4 1.1 T EST RESULT SUMMARY .............................................................................................................................................................. 4 2. LOCATION OF TESTING ................................................................................................................................................................................. 6 2.1 T EST LABORATORY ...................................................................................................................................................................... 6 2.2 T ESTING WAS PERFORMED, REVIEWED BY .................................................................................................................................... 6 3. TEST SAMPLE(S) (EUT/DUT) ........................................................................................................................................................................... 7 3.1 D EFINITIONS ............................................................................................................................................................................... 7 3.2 D ESCRIPTION OF THE EUT .......................................................................................................................................................... 8 3.3 C ONFIGURATION OF EUT ........................................................................................................................................................... 9 3.4 T EST SETUP OF EUT ................................................................................................................................................................... 9 4. TEST METHODS & APPLICABLE REGULATORY LIMITS .......................................................................................................................... 10 4.1 T EST METHODS/STANDARDS/GUIDANCE: .................................................................................................................................. 10 4.2 A PPLIED LIMITS AND REGULATORY LIMITS: ................................................................................................................................ 10 5. MEASUREMENT UNCERTAINTY .................................................................................................................................................................. 10 6. ENVIRONMENTAL CONDITIONS ............................................................................................................................................................... 10 6.1 T EMPERATURE & HUMIDITY ...................................................................................................................................................... 10 7. LIST OF TEST EQUIPMENT AND TEST FACILITY ....................................................................................................................................... 11 7.1 L IST OF TEST EQUIPMENT .......................................................................................................................................................... 11 8. TEST RESULTS ................................................................................................................................................................................................. 12 8.1 P OWER AT THE FINAL AMPLIFIER ............................................................................................................................................... 13 8.2 RF OUTPUT POWER & GAIN ..................................................................................................................................................... 14 8.3 O UT-OF-BAND REJECTION........................................................................................................................................................ 16 8.3.1 UHF Band .................................................................................................................................................................... 17 8.4 B ANDWIDTH & EMISSION ......................................................................................................................................................... 18 8.5 I NPUT VS OUTPUT SIGNAL COMPARISON ................................................................................................................................. 19 8.5.1 25 kHz FM, Input Signal ............................................................................................................................................ 20 8.5.2 25 kHz FM, AGC, 491 MHz ....................................................................................................................................... 21 8.5.3 25 kHz FM, AGC +3dB, 491 MHz ................................................................…

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TowerIQ Inc. FCC ID: 2AXVJ4500402 Test Setup Photographs Conducted Test Setup Radiated, Table Setup Radiated, Below 1 GHz Radiated, Above 1 GHz