NTMEJ-801TSWireless Microphone

From: S. S. Liou [[email protected]] Sent: Wednesday, December 18, 2002 3:32 AM To: Mike Kuo Cc: ? ?? Subject: Re: E-J ELECTRONICS CO., LTD., FCC ID:NTMEJ-801TS, AN02T2327 Hello Mike, Ans. #1: Please refer to attached file: Pages from Exhibit-C-Test_Report(ET91R-06-035-03).pdf. The emission designator listed has been corrected as 172KF3E. The tune-up procedure is also attached. Best regards, S. S. Liou ETC ----- Original Message ----- From: "Mike Kuo" <[email protected]> To: "Will Yauo (E-mail)" <[email protected]>; "Willyauo (E-mail)" <[email protected]> Sent: Saturday, December 07, 2002 9:50 AM Subject: FW: E-J ELECTRONICS CO., LTD., FCC ID:NTMEJ-801TS, AN02T2327 > > > -----Original Message----- > From: CERTADM > Sent: Friday, December 06, 2002 5:50 PM > To: '[email protected]' > Subject: E-J ELECTRONICS CO., LTD., FCC ID:NTMEJ-801TS, AN02T2327 > > > Notice_content > ------------- > Question #1: The emission designator listed as 180KF3E. In the tune up > procedure, justification with Carson rule is provided. With Carson rule, > the emission designator listed is 172KF3E. Please refer the test report and > confirm and justify the emission designator with Carson rule. > > Best Regards > > Mike Kuo > The items indicated above must be submitted before processing can continue > on the above referenced application. Failure to provide the requested > information within 60 days of the original e-mail date may result in > application dismissal and forfeiture of the filing fee. Also, please note > that partial responses increase processing time and should not be submitted. > Any questions about the content of this correspondence should be directed to > the e-mail address listed below the name of the sender.

ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS CONSTRUCTED PHOTOS of EUT Top View of EUT Rear View of EUT

ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS CONSTRUCTED PHOTOS of EUT Internal View of EUT Component View of PCB 1 ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS CONSTRUCTED PHOTOS of EUT Solder View of PCB 2 Internal View of EUT ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS CONSTRUCTED PHOTOS of EUT Component View of PCB 1 Solder View of PCB 1 ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS CONSTRUCTED PHOTOS of EUT Component View of PCB 2 Solder View of PCB 2 ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS CONSTRUCTED PHOTOS of EUT Component View of PCB 3 Solder View of PCB 3

The EUT is a frequency modulation Wireless Microphone with following features: Operation Frequency Range:740-806MHz. Type of Modualtion: FM, 180KF3E. This Wireless Microphone operates within UHF band with PLL synthesized. There are 16 channel available and channel used can be selected from a DIP switch.

EJ-801TS Required information according to FCC 2.1033(c)(1)-(9) (1) Applicant and manufacture: (2) E-J ELECTRONICS CO., LTD. 4F, NO.11, Lane 125, Sec 1, Kuo Kwang Road Ta Li City, Taichung Hsien Taiwan R .O .C . (3) FCC ID: NTMEJ-801TS (4) Installation and Operation Instructions: Please fine user’s manual attached. (5) Type of Emission: 172KF3E (2M+2D:2X38+2X48=172kHz) (6) Frequency Range: 740-806 MHz (7) Power limit of applicable part: According to Part 74 subpart H, the maximum permissive power is 50mW. (8) The DC voltage applied to and DC current in to the several elements of the final RF amplifying device: DC 2.4V, 100mA (9) Tune-up Procedure: EJ-801TS Tune-up Procedure 1. After AF final amplify via U1 of Audio PCB, adjust VR1 to control AF level. 2. The audio frequency is modulated which can get RF signal via modulator VCO. 3. Adjust VC1 of RF PCB to correct the reference frequency. 4. The Osc. Signal coupled to drive amplifier Q4 and power amplifier Q5 to get better RF level.

FCC Part 74 Subpart H EMI TEST REPORT of E.U.T. : Wireless Micropone TX FCC ID. : NTMEJ-801TS MODEL : EJ-801TS Working Frequency : 740-806MHz for APPLICANT : EJ Electronics Co., Ltd. ADDRESS : 4F, No. 11, Lane 125, Sec. 1, Kuo Kuang Road, Ta Li City, Taichung Hsien, Taiwan, R.O.C. Test Performed by ELECTRONICS TESTING CENTER, TAIWAN NO. 34, LIN 5, DING FU TSUN, LINKOU HSIANG TAIPEI HSIEN, TAIWAN, R.O.C. Tel:(02)226023052, 26023054 Fax:(02)26010910 Report Number : ET91R-06-035-03 ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS TEST REPORT CIRTIFICATION Applicant : EJ Electronics Co., Ltd.. 4F, No. 11, Lane 125, Sec. 1, Kuo Kuang Road, Ta Li City, Taichung Hsien, Taiwan, R.O.C. Manufacturer : EJ Electronics Co., Ltd.. 4F, No. 11, Lane 125, Sec. 1, Kuo Kuang Road, Ta Li City, Taichung Hsien, Taiwan, R.O.C. Description of EUT : a) Type of EUT : Wireless Micropone TX b) Trade Name : OKAYO c) Model No. : EJ-801TS d) FCC ID : NTMEJ-801TS e) Working Frequency : 740-806MHz f) Power Supply : DC 3V Batteries Regulation Applied : FCC Rules and Regulations Part 74 Subpart H (2001) I HEREBY CERTIFY THAT; The data shown in this report were made in accordance with the procedures given in ANSI C63.4 and the energy emitted by the device was founded to be within the limits applicable. I assume full responsibility for accuracy and completeness of these data. Issued Date : Oct. 10, 2002 Test Engineer : ( S. S. Liou ) Approve & Authorized Signer : Will Yauo, Manager EMC Dept. II of ELECTRONICS TESTING CENTER, TAIWAN ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS Table of Contents Page 1. GENERAL INFORMATION .................................................................................................................................. 1 1.1 PRODUCT DESCRIPTIO N............................................................................................................................................ 1 1.2 CHARACTERISTICS OF DEVICE:.................................................................................................................................. 1 1.3 TEST METHODOLOGY................................................................................................................................................ 1 1.4 TEST FACILITY.......................................................................................................................................................... 1 2. REQUIREMENTS OF PROVISIONS ................................................................................................................... 2 2.1 DEFINITION............................................................................................................................................................... 2 2.2 FREQ UEN CIES AVAILABLE......................................................................................................................................... 2 2.3 REQUIREMENTS FOR RADIO EQUIPMENT ON CERTIFICATIO N..................................................................................... 2 2.4 LABELIN G REQ UIREMEN T.......................................................................................................................................... 3 3. OUTPUT POWER MEASUREMENT ................................................................................................................... 4 3.1 PROVISION APPLICABLE............................................................................................................................................ 4 3.2 MEASUREMEN T PROCEDURE...................................................................................................................................... 4 3.3 TEST DATA................................................................................................................................................................ 6 3.3 RESULT CALCULATIO N.............................................................................................................................................. 7 3.4 TEST EQUIPMENT...................................................................................................................................................... 7 4. MODULATION CHARACTERISTICS................................................................................................................. 8 4.1 PROVISIONS APPLICABLE.......................................................................................................................................... 8 4.2 MEASUREMEN T METHO D........................................................................................................................................... 8 4.3 MEASUREMEN T IN STRUMEN T.................................................................................................................................... 9 4.4 MEASUREMEN T RESULT............................................................................................................................................ 9 5. OCCUPIED BANDWIDTH OF EMISSION........................................................................................................ 11 5.1 PROVISIONS APPLICABLE........................................................................................................................................ 11 5.2 MEASUREMEN T METHO D......................................................................................................................................... 11 5.3 OCCUPIED BANDWIDTH TEST EQUIPMENT............................................................................................................... 11 5.4 BANDWIDTH MEASURED......................................................................................................................................... 12 5.4.1 Input Level Derived....................................................................................................................................... 12 5.4.2 OCCUPIED BANDWIDTH …

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ETC Report No.:ET91R-06-035-03 FCC ID.: NTMEJ-801TS Radiated Measurement Photos