DDE-GTX900STL Transmitter

Broadcast Electronics 4100 North 24 th Street, Quincy, Illinois 62305 USA • Phone (217) 224-9600 • Fax (217) 224-9607 • www.bdcast.com • [email protected] Marti GTX / GRX BROADCAST STL USER AND MAINTENANCE MANUAL Revision 1.3 Mar 29, 2021 i ©2021 Broadcast Electronics GTX / GRX STL TRANSMITTER & RECIEVER Technical Manual ©2021 Broadcast Electronics all rights reserved. The information in this publication is subject to improvement and change without notice. Although every effort is made to ensure the accuracy of the information in this manual, Broadcast Electronics accepts no responsibility for any errors or omissions. Broadcast Electronics reserves the right to modify and improve the design and specifications of the equipment in this manual without notice. Any modifications shall not adversely affect performance of the equipment so modified. Proprietary Notice This document contains proprietary data of Broadcast Electronics. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, translated into any other language in any form or by any means, electronic or mechanical, including photocopying or recording, for any purpose, without the express written permission of Broadcast Electronics. Trademarks Broadcast Electronics and the BE logo are registered trademarks of Broadcast Electronics. Marti Electronics and the Marti logo are registered trademarks of Broadcast Electronics. All other trademarks are property of their respective owners. Copyright Copyright laws protect artwork depicting circuitry in this manual. Information in this manual is subject to change without notice and does not represent a commitment on the part of Broadcast Electronics. Broadcast Electronics may make improvements and/or changes in this manual or in the product described herein at any time. Broadcast Electronics Product Warranty (One-Year Limited) Broadcast Electronics hereby warrants the Marti GTX & GRX products manufactured by Broadcast Electronics against any defects in material or workmanship at the time of delivery thereof, or that develop under normal use within a period of one (1) year from the date of shipment. Broadcast Electronics reserves the right to repair equipment under warranty with new or refurbished equipment or parts. Broadcast Electronics’ sole responsibility, with respect to any equipment or parts not conforming to this warranty, is to replace or repair such equipment upon the return thereof F.O.B. to Broadcast Electronics’ factory in Quincy, Illinois, U.S.A. In the event of replacement pursuant to the foregoing warranty, only the unexpired portion of the warranty from the time of the original purchase will remain in effect for any such replacement. This warranty shall exclude the following products, component parts and/or assemblies: (a) Transmitter power output tubes shall only carry the original manufacturers’ or suppliers’ standard warranty in effect on their original shipment date. ii ©2021 Broadcast Electronics (b) All computers, computer peripherals, cables, hard disk drives, etc., shall only carry the manufacturers’ or suppliers’ standard warranty in effect on their original shipment date. (c) “Components”, defined as separate and individual parts (e.g. transistors, integrated circuits, capacitors, resistors, inductors, fans, etc.), resold by Broadcast Electronics from another manufacturer or supplier, shall only carry a 90-day warranty, effective the date of shipment. Any such “Components” being returned for warranty claim must be (1) returned in their original packaging and (2) must be in new, unused condition. Broadcast Electronics is unable to process or resolve component defects or performance concerns on components that have been soldered, installed, wired or in any way altered from their new condition. (d) “Resale Equipment”, defined as equipment purchased from another manufacturer or supplier, then resold by Broadcast Electronics, shall only carry such manufacturer’s or suppliers’ standard warranty in effect as of the original shipment date. All warranty claims against any and all “resale equipment” sold by Broadcast Electronics must be filed directly with the original equipment manufacturer. Broadcast Electronics is unable to process or resolve equipment defects or performance concerns on products or services not manufactured by Broadcast Electronics. This warranty shall not extend to claims resulting from any acts of God, terrorism, war, defects or failures caused by Purchaser or user abuse or misuse, operator error, or unauthorized attempts to repair or alter the equipment in any way. Under no circumstances shall Broadcast Electronics be responsible for indirect, incidental or consequential damages, including, but not limited to transportation costs, non-authorized repair or service costs, downtime costs, costs for substituting equipment or loss of anticipated profits or revenue incurred by Purchaser, whether based in contract, tort or for negligence or breach of statutory duty or otherwise. The terms of the foregoing warranty shall be null and void if the equipment has been altered or repaired without specific written authorization from Broadcast Electronics, or if not installed according to Broadcast Electronics’ instruction manuals, including, but not limited to, the absence of proper grounding, surge (TVSS) protection on the AC circuit panel or proper lightning protection/grounding on all output circuits, or if equipment is operated under environmental conditions or circumstances other than those specifically described in Broadcast Electronics’ product literature or instruction manual which accompany the equipment. The warranty shall be voided if the product or subassembly is equipped with a tamper seal and that tamper seal is broken. Broadcast Electronics shall not be liable for any expense of any nature whatsoever incurred this warranty. If the equipment is described as “used” equipment, it is sold as is and where is and no w…

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Broadcast Electronics Inc. 4100 North 24 th Street, Quincy, Illinois 62305 USA • Phone (217) 224-9600 • Fax (217) 224-9607 • www.bdcast.com • [email protected] January 29, 2021 Timco Engineering, Inc. 849 N.W. State Road 45 P.O. Box 370 Newberry, FL 32669 SUBJECT: Application(s) for Certification for FCC ID: DDE-GTX900 IC: 131A-GTX900 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 acts of 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, Perry Priestly, Chief Operating Officer Broadcast Electronics, BEI Inc.

Broadcast Electronics 4100 North 24 th Street, Quincy, Illinois 62305 USA • Phone (217) 224-9600 • Fax (217) 224-9607 • www.bdcast.com • [email protected] April 26, 2021 Subject: Confidentiality Request for: DDE-GTX900 / 131A-GTX900 Pursuant to FCC 47 CRF 0.457(d) and 0.459 and IC RSP-100, Section 10, the applicant requests that a part of the subject FCC application be held confidential. Type of Confidentiality Requested Exhibit Short Term Permanent Block Diagrams Short Term External Photos Short Term Permanent Internal Photos Short Term Permanent Operation Description/Theory of Operation Short Term Permanent Parts List & Placement/BOM Short Term Permanent Tuning Procedure Short Term Permanent Schematics Short Term Test Setup Photos Short Term Permanent User’s Manual Having the subject information easily available to competition would negate the advantage they have achieved by developing this product. Not protecting the details of the design will result in financial hardship. Permanent Confidentiality: The applicant requests the exhibits listed above as permanently confidential be permanently withheld from public review due to materials that contain trade secrets and proprietary information not customarily released to the public. Short-Term Confidentiality: The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of 90 days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Applicant is also aware that they are responsible to notify TIMCO ENGINEERING, INC. in the event information regarding the product or the product is made available to the public. TIMCO ELECTRONIC ENGINEERING, INC. will then release the documents listed above for public disclosure pursuant to FCC Public Notice DA 04-1705. The applicant understands that until such time that IC distinguishes between Short Term and Permanent Confidentiality, either type of marked exhibit above will simply be marked Confidential when submitted to IC. Sincerely, ___________________________ Perry Priestley, Chief Operating Officer BEI Electronics, LLC

APPLICANT: BEI ELECTRONICS LLC FCC ID: DDE-GTX900 IC: 131A-GTX900 EXTERNAL PHOTOS FRONT VIEW BACK VIEW TOP VIEW BOTTOM VIEW RIGHT SIDE VIEW LEFT SIDE VIEW

BEI Electronics, LLC Model GTX900 FCC ID: DDE-GTX900 IC: 131A-GTX900 Support: 217.224.9617 bdcast.com/support

APPLICANT: BEI ELECTRONICS LLC FCC ID: DDE-GTX900 IC: 131A-GTX900 INTERNAL PHOTOS GTX INSIDE VIEW Display Front view Display Back View Power amplifier top view ACDC Power Supply top view Audio board – top view Audio board – back view Left right board front view Left right board back view PA TOP SHIELD PA BOTTOM

Timco Test Report # TR_4986-20_FCC_MPE_2 Revision: 2 Issue Date: December 29, 2020 Final Test Date: December 29, 2020 An IIA Company Te s t Report - FCC PART 1.1310 / MPE Prepared For: BEI Electronics, LLC Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature (YYYY-MM-DD): 2020-12-29 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 Customer: BEI Electronics, LLC Address: 4100 N 24TH STREET QUINCY IL 62305 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: 12/22/2020– 12/29/2020 Signature: Name & Title: Franklin Rose, RF Test Engineer Date of Signature 12/29/2020 Signature: Name & Title: Tim Royer, EMC Engineer Date of Signature 12/29/2020 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 14, 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: DDE-GTX900 Brief Description STL Transmitter Type of Modular N/A Model(s) # GTX-900 Firmware version N/A Software version 2.00 Serial Number E20-9-515 Technical Characteristics Technology STL Transmitter Frequency Range 941.0-960 MHz RF O/P Power (Max.) 42.23 dBm (16.71 W) Modulation FM Bandwidth & Emission Class 180KF3E Duty Cycle N/A Antenna Connector N-Type Voltage Rating (AC or Batt.) AC Technology STL Transmitter Antenna Characteristics Frequency Range Mode / BW Antenna Gain n/a n/a 0 dBi Timco Engineering, Inc., an IIA Company 849 NW State Road 45, Newberry, Florida 32669 (352) 472-5500 / [email protected]…

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Timco Test Report # TR_4986-20_FCC_PT74_2 Revision: 2 Issue Date: December 29, 2020 Final Test Date: December 29, 2020 An IIA Company Test Report - FCC Part 74 FM STL & LPAS Prepared For: BEI Electronics, LLC Approved for Release By: Signature: Name & Title: Bruno Clavier, General Manager Date of Signature 12/29/2020 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 38 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 ........................................................................................................................................................................... 4 1.1 PART 74 TEST RESULT SUMMARY ............................................................................................................................................................................ 5 2. LOCATION OF TESTING ................................................................................................................................................................................. 6 2.1 TEST LABORATORY .................................................................................................................................................................................................... 6 2.1 TESTING WAS PERFORMED, REVIEWED BY ................................................................................................................................................................ 6 3. TEST SAMPLE(S) (EUT/DUT) ........................................................................................................................................................................... 7 3.1 DESCRIPTION OF THE EUT ........................................................................................................................................................................................ 7 3.2 CONFIGURATION OF EUT ......................................................................................................................................................................................... 8 3.3 TEST SETUP OF EUT .................................................................................................................................................................................................. 8 4. TEST METHODS & APPLICABLE REGULATORY LIMITS ............................................................................................................................ 9 4.1 TEST METHODS/STANDARDS/GUIDANCE: ............................................................................................................................................................... 9 4.2 APPLIED LIMITS AND REGULATORY LIMITS: .............................................................................................................................................................. 9 5. MEASUREMENT UNCERTAINTY .................................................................................................................................................................... 9 6. ENVIRONMENTAL CONDITIONS ................................................................................................................................................................. 9 6.1 TEMPERATURE & HUMIDITY ...................................................................................................................................................................................... 9 7. LIST OF TEST EQUIPMENT AND TEST FACILITY ...................................................................................................................................... 10 7.1 LIST OF TEST EQUIPMENT ....................................................................................................................................................................................... 10 8. TEST RESULTS .................................................................................................................................................................................................. 11 8.1 RF OUTPUT POWER ................................................................................................................................................................................................ 12 8.2 BANDWIDTH & EMISSION ....................................................................................................................................................................................... 13 8.2.1 Bandwidth Plot, 99%, 941.6 MHz ...................................................................................................................................................... 14 8.2.1 Bandwidth Plot, 99%, 950.9 MHz ...................................................................................................................................................... 15 8.2.1 Bandwidth Plot, 99%, 959.2 MHz ...................................................................................................................................................... 16 8.3 EMISSION LIMITATIONS, IN-BAND.......................................................................................................................................................................... 17 8.3.1 Emission Mask, 941.6 MHz .................................................................................................................................................................. 18 8.3.2 Emission Mask, 950.9 MHz .......…

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ANNEX B – Test Setup Photograph Exhibit BEI Electronics, LLC Model: GTX-900 FCC ID: DDE-GTX900 IC: 131A-GTX900 Field Strength of Spurious Emissions 30-200 MHz Field Strength of Spurious Emissions Above 200 MHz Field Strength of Radiated Emissions Above 1 GHz Frequency Stability Testing AC Powerline Conducted Testing