2A9RR-COBALT300Cobalt FM Transmitter

+44 203 411 [email protected] COBALT Fully Featured FM Transmitter Installation Guide and User Manual Version 1.0.2 [email protected] www.aquabroadcast.co.uk +44 203 411 0387 2 Creating the Most Exciting and Engaging FM Broadcast experience possible... We’re grateful that you have chosen an Aqua Broadcast FM Transmitter. We hope that you enjoy your Aqua Broadcast product for many years to come. Everyone here at Aqua Broadcast is passionate about developing new and innovative products. By shaping the future of FM Broadcast by delivering innovative, intuitive solutions that inspire our customers to create the most exciting and engaging content possible. From everyone at Aqua Broadcast. The COBALT Series of FM Transmitters has been designed with future Broadcast in mind. Utilizing the latest DDS (Direct to Digital Synthesis) Modulation, giving you the cleanest and most stable signal out there. This user manual covers the entire COBALT range, the user settings and controls are the same regardless of the power, so if you can use one you can use them all! All COBALT Transmitters have the following standard features, THANK YOU ABOUT COBALT DDS FM Exciter Dynamic, UECP Compliant RDS Encoder Digital MPX with MPX power Limiter GPS Sync ITU-R BS 412.9 Limiter 4 Band Audio Processor Linux OS RGB Screen Ethernet Control SNMP [email protected] www.aquabroadcast.co.uk +44 203 411 0387 3 User Warnings and Cautions Safety Information Operating Environment Installation Operation Repair and Service Detailed Safety Instructions Product Disposal and Hazards Warranty Front and Rear Images Pinouts User Input Experience Home Screen Radio Screen Inputs Screen Audio Processor Audio Processor Presets RDS Exciter and Stereo Encoder Outputs System and Network Web Interface Dashboard Radio Frequency Screen Inputs Screen Audio Processor Screen RDS Screen Exciter and Stereo Screen Outputs Screen SFN Sync Screen System Screen Services Network LOGS Specifications Contact Information 4 5 5 5 6 6 7 8 9 10 11 12 13 13 14 15 16 & 17 18 19 21 22 23 24 25 25 26 27 29 31 32 33 33 33 34 35 & 36 37 CONTENTS [email protected] www.aquabroadcast.co.uk +44 203 411 0387 4 USER WARNINGS AND CAUTIONS The installation and service instructions in this manual are for use by qualified personnel only. To avoid electric shock, do not perform any servicing other than that contained in the operating instructions unless you are qualified to do so. Refer all servicing to qualified personnel This product has an auto-ranging line voltage input. Ensure the power voltage is within the specified range stated on the rear of the unit. CAUTION: HAZARDOUS VOLTAGES This paragraph concerns safety instruction related to all Aqua Broadcast Transmitter products in general. Aqua Broadcast makes every effort to keep the safety standards of our products up to date and to offer our customers the highest possible degree of safety. Our products and the auxiliary equipment they require are designed, built and tested in accordance with the safety standards that apply in each case. Compliance with these standards is continuously monitored by our quality assurance system. Aqua Broadcast products are compliant with safety rules for broadcasting transmitter as defined by IEC / EN 60215 and its amendment. According to this standard only skilled person are allowed to operate on Aqua Broadcast devices IEC / EN 60215 and its amendment defines the minimum requirements for skilled electrical personnel. The compliance with this standard is a pre-condition for operating with Radio Broadcasting equipment. The operator or the oper ator's authorized representative is responsible for ensuring compliance with these guidelines. They are also responsible to achieve necessary authorization by site owner or according to local laws to operate hereunder. They must also ensure that the operating personnel meets the applicable country-specific training requirements. These require- ments also may include any periodic training that is necessary. The products described here have been designed, manufactured and tested according the relevant standards and direc- tive, see EC/ EU declaration of conformity attached to this manual. The products described here have left the manufac- turers facilities fully compliant with safety standards. To maintain this condition and to ensure safe operation, you must observe all instructions and warnings provided in this manual. For any clarification on it, for any doubt or any suggestion please directly contact Aqua Broad cast at [email protected] Furthermore it is your responsibility to operate the device in an appropriate manner. This product is designed to work in telecommunications centers only, except when expressly authorized, and must not be used in any way that may cause injury to persons or goods. In case the product is used for any intention other than its designated purpose or in disregard of its instruc tions you, the operator, are the sole responsible for any damage that this un-proper operation may cause. The product is used properly when it is used in accordance with its instructions and under its operating conditions and its perfor mance limits (refer to product manual, modules, manuals and products or modules datasheets). This condition may only be assumed by a skilled person with a basic knowledge of English (since all symbols, labels and message displayed are referred to in this language). Skilled people also have to check if particular requirements or special equipment or tools are required depending on the product or the environment and to follow all instructions to use any additional special equipment. The Product manual, and in particular safety instructions should be kept near the product in a safe place, in order to be available for all skilled personnel who operate the device. Observing the safety instructions will help prevent personal injury or damage to goods caused by danger…

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CFR 47 §2.911(d)(5)(i)(ii) Attestation Letter Company Name: Aqua Broadcast Limited Add: Unit 7, First Quarter, Blenheim Road, Epsom, KT199QN, United Kingdom Tel: +44 (0)2034 110 387 Fax: N/A E-mail: [email protected] Attestation Letter Date: 2023-07-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Ref: Attestation Statements CFR 47 §2.911(d)(5)(i)(ii) Filing FCC ID: 2A9RR-COBALT300 Aqua Broadcast Limited (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Aqua Broadcast Limited (“the applicant”) certifies that as of the date of the filing of the application, the applicant is not identified on the Covered List as an entity producing “covered” equipment. Sincerely, Signature Contact Person: PavelValousek Title: Technical Director Company Name & Address: Aqua Broadcast Limited / Unit 7, FirstQuarter, Blenheim Road, Epsom, KT199QN, United Kingdom

Company Name: Aqua Broadcast Limited Add: Unit 7, First Quarter, Blenheim Road, Epsom, KT199QN, United Kingdom Tel: +44 (0)2034 110 387 Fax: N/A E-mail: [email protected] FCC Authorization Date: 2023-07-10 FEDERAL COMMUNICATIONS COMMISSION Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Agent Authorization To whom it may concern: We, Aqua Broadcast Limited Hereby authorizes CHINA CERTIFICATION ICT CO., LTD (DONGGUAN) to act on its behalf in all matters relating to application for Equipment authorization, including the signing of all documents relating to these matters. All acts carried out by CHINA CERTIFICATION ICT CO., LTD (DONGGUAN) on our behalf shall have the same effect as our own action. We, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. This authorization is valid until further written notice from the applicant. Sincerely Yours, Signature: Printed Name: Pavel Valousek Title: Technical Director QA-FR-170-B

QA-FR-171-A Company Name: Aqua Broadcast Limited Add: Unit 7, First Quarter, Blenheim Road, Epsom, KT199QN, United Kingdom Tel: +44 (0)2034 110 387 Fax: N/A E-mail: [email protected] FCC Confidential Authorization Date: 2023-07-10 FEDERAL COMMUNICATIONS COMMISSIONS Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 Subject: Confidentiality Request regarding application for certification of FCC ID: 2A9RR-COBALT300 In accordance with Sections 0.457 and 0.459 of the Commission’s Rules, Aqua Broadcast Limited hereby requests long-term confidential treatment of information accompanying this application as outlined below: •Block Diagram •Schematics •Operation Description •BOM •Tune Up The above materials contain proprietary and confidential information not customarily released to the public. The public disclosure of these materials provides unjustified benefits to its competitors in the market. Sincerely, Signature: Printed Name: Pavel Valousek Title: Technical Director

EXHIBIT B - EUT EXTERNAL PHOTOGRAPHS Port Port Port Port

Aqua Broadcast Limited, Unit 7 First Quarter, Blenheim Road, Epsom, KT19 9QN Aqua Broadcast Limited Unit 7, First Quarter, Blenheim Road Epsom, KT19 9QN Phone: +44 (0) 2034 110 387 Email: [email protected] COBALT C-300 Labelling Details FCC ID: 2A9RR-COBALT300 IC: 30007-COBALT300 Labelling location All labels are located on the back panel and the left side panel of the unit. The FCC and IC labels will be positioned in the front of the left side panel. The Manufacturer’s name and model variant is shown on the front panel. MODEL: COBALT300 FCC ID: 2A9RR-COBALT300 IC: 30007-COBALT2300 SN# MODEL: COBALT300 FCC ID: 2A9RR-COBALT300 IC: 30007-COBALT300 SN# Page 2 of 3 Labelling style and fixing Most labels on production units are screen printed in contrast ink. Labels for serial numbers and other detailed or updated information are attached as permanent self-adhesive stickers. Artwork MODEL: COBALT300 FCC ID: 2A9RR-COBALT300 IC: 30007-COBALT300 Other labels The back panel is screen printed with additional labels, such as WEEE compliance located next to the mains voltage input socket, FCC, CE and UKCA symbols underneath the RF output connector, warning of electric shock label located above the GPIO connector and other descriptive labels located in proximity of corresponding ports and connectors. Page 3 of 3

EXHIBIT C - EUT INTERNAL PHOTOGRAPHS chip chip

China Certification ICT Co., Ltd (Dongguan) Report No.: CR230529306-00BM1 Page 39 of 40 5 MAXIMUM PERMISSIBLE EXPOSURE (MPE) 5.1 Applicable Standard According to FCC 1.1310, 2.1091 systems operating under the provisions of this section shall be operated in a manner that ensures the public is not exposed to RF energy level in excess of the communication guidelines. Limits for Maximum Permissible Exposure (MPE) Limits for Occupational/Controlled Exposure Frequency Range (MHz) Electric Field Strength (E) (V/m) Magnetic Field Strength (H) (A/m) Power Density (S) (mW/cm 2 ) Averaging Time |E|, |H| or S (minutes) 0.3- 3.0 614 1.63 (100)* 6 3.0 - 30 1842/f 4.89/f (900/f 2 )* 6 30-300 61.4 0.163 1.0 6 300-1500 / / f/300 6 1500-100,000 / / 5 6 f = frequency in MHz; * = Plane-wave equivalent power density; According to RSS-102 § 4Table 6, RF Field Strength Limits for Devices Used by the General Public (Controlled Environment) China Certification ICT Co., Ltd (Dongguan) Report No.: CR230529306-00BM1 Page 40 of 40 5.2 MPE Calculation Prediction of power density at the distance of the applicable MPE limit S = PG/4R 2 Where: S = power density (in appropriate units, e.g. mW/cm 2 ); P = power input to the antenna (in appropriate units, e.g., mW); G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna (appropriate units, e.g., cm); 5.3 MPE Results For FCC: Frequency (MHz) Antenna Gain Maximum Average output power including Tune-up Tolerance (W) Operation Duty Cycle (%) Evaluation Distance (cm) Power Density (mW/cm 2 ) Power Density Limit (mW/cm 2 ) (dBi) (numeric) 88-108 0 1.0 300 100 200 0.5968 1 Note: the maximum power including Tune-up Tolerance is 300 Watts. Result: The device meet FCC MPE at 200 cm distance For IC: Frequency (MHz) Antenna Gain Maximum Average output power including Tune-up Tolerance (W) Operation Duty Cycle (%) Evaluation Distance (cm) Power Density (W/m 2 ) Power Density Limit (W/m 2 ) (dBi) (numeric) 88-108 0 1.0 300 100 200 5.968 6.455 Result: The device meet ISEDC MPE at 200 cm distance ***** END OF REPORT *****

TEST REPORT Applicant: Aqua Broadcast Limited Address: FCC:Unit 7,First Quarter, Blenheim Road, Epsom, KT199QN, United Kingdom IC: Unit 7,First Quarter, Blenheim Road,Epsom,Surrey KT19 9QN,United Kingdom Of Great Britain And Northern Ireland FCC ID: 2A9RR-COBALT300 IC: 30007-COBALT300 HVIN: COBALT300 Product Name: Cobalt FM Transmitter Standard(s): FCC Part 73 ISED BETS-6 Issue 2 August 2005 ANSI C63.26-2015 The above equipment has been tested and found compliance with the requirement of the relative standards by China Certification ICT Co., Ltd (Dongguan) Report Number: CR230529306-00BM1 Date Of Issue: 2023/8/18 Reviewed By: Sun Zhong Title: Manager Test Laboratory: China Certification ICT Co., Ltd (Dongguan) No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China Tel: +86-769-82016888 China Certification ICT Co., Ltd (Dongguan) Report No.: CR230529306-00BM1 Page 2 of 40 Test Facility The Test site used by China Certification ICT Co., Ltd (Dongguan) to collect test data is located on the No. 113, Pingkang Road, Dalang Town, Dongguan, Guangdong, China. The lab has been recognized as the FCC accredited lab under the KDB 974614 D01 and is listed in the FCC Public Access Link (PAL) database, FCC Registration No. : 442868, the FCC Designation No. : CN1314. The lab has been recognized by Innovation, Science and Economic Development Canada to test to Canadian radio equipment requirements, the CAB identifier: CN0123. Declarations China Certification ICT Co., Ltd (Dongguan) is not responsible for the authenticity of any test data provided by the applicant. Data included from the applicant that may affect test results are marked with a triangle symbol “▲”. Customer model name, addresses, names, trademarks etc. are not considered data. Unless otherwise stated the results shown in this test report refer only to the sample(s) tested. This report cannot be reproduced except in full, without prior written approval of the Company. This report is valid only with a valid digital signature. The digital signature may be available only under the Adobe software above version 7.0. This report may contain data that are not covered by the accreditation scope and shall be marked with an asterisk “★”. China Certification ICT Co., Ltd (Dongguan) Report No.: CR230529306-00BM1 Page 3 of 40 CONTENTS T EST FACILITY .......................................................................................................................................... 2 DECLARATIONS .......................................................................................................................................... 2 DOCUMENT REVISION HISTORY .......................................................................................... 5 1. GENERAL INFORMATION .................................................................................................... 6 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT) ....................................................... 6 1.2 DESCRIPTION OF TEST CONFIGURATION ........................................................................................... 7 1.2.2 Support Equipment List and Details .............................................................................................................. 7 1.2.3 Support Cable List and Details ...................................................................................................................... 7 1.2.4 Block Diagram of Test Setup ......................................................................................................................... 8 1.3 MEASUREMENT UNCERTAINTY .......................................................................................................... 9 2. SUMMARY OF TEST RESULTS .......................................................................................... 10 3. REQUIREMENTS AND TEST PROCEDURES .................................................................. 11 3.1 TRANSMITTER FREQUENCY STABILITY ........................................................................................... 11 3.1.1 Applicable Standard ..................................................................................................................................... 11 3.1.2 Test Procedure ............................................................................................................................................. 11 3.1.3 EUT Setup Block Diagram .......................................................................................................................... 11 3.2 TRANSMITTER OUTPUT POWER ....................................................................................................... 12 3.2.1 Applicable Standard ..................................................................................................................................... 12 3.2.2 Test Procedure ............................................................................................................................................. 13 3.3 OCCUPIED BANDWIDTH & EMISSION MASK .................................................................................... 13 3.3.1 Applicable Standard ..................................................................................................................................... 13 3.5.2 Test Procedure ............................................................................................................................................. 14 3.4 SPURIOUS EMISSION AT ANTENNA TERMINAL ................................................................................ 15 3.4.1 Applicable Standard ..................................................................................................................................... 15 3.4.2 Test Procedure ............................................................................................................................................. 15 3.5 SPURIOUS RADIATED EMISSIONS .......................…

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EXHIBIT D - TEST SETUP PHOTOGRAPHS Radiated Emission Below 1GHz View Radiated Emission Above 1GHz View