MVAHP192-001R900 MHz receiver of wireless headphone

From: Terry Chan ITS/ES-HKG Sent: Tuesday, June 11, 2002 12:05 AM To: Roland Gubisch ITS/ES-Box; Alfred Lo ITS/ES-HKG Cc: Wilson Loke ITS/ES-HKG; Danielle Gravelle ITS/ES-Box Subject: RE: Uni-Art FCC ID: MVAHP192-001R Dear Roland, Firstly, thank you for you prompt response and kindly advise. Now, I would like to resubmitted some information and clarify those queries which according to your e-mail. 1. I will correct the report date. 2. Actually, I have conducted this test but the data was attached in another application, its corresponding to the transmitter. The transmitter application (FCC ID: MVAHP191-001T) will be submitted soon. Anyway, enclosed please find the updated test report, data and setup photo for you to reference. 3. The internal photos of the PCB was show on the file iphoto2.doc. Those items mentioned at above were corrected both in soft and hard copy according to your advices, please kindly help to check them. In case of any problem, please contact me on anyway. Thanks and best regards Terry Chan -----Original Message----- From: Roland Gubisch ITS/ES-Box Sent: Tuesday, June 11, 2002 2:49 AM To: Alfred Lo ITS/ES-HKG Cc: Wilson Loke ITS/ES-HKG; Danielle Gravelle ITS/ES-Box Subject: Uni-Art FCC ID: MVAHP192-001R Dear Alfred: Technical review of this application for a 911-913 MHz superregenerative headphone receiver is complete, and we note the following: 1) The issue date of the test report (May 16, 2002) is prior to the actual test date (May 22, 2002); please correct. 2) The headphones can be plugged into an AC battery charger, but there are no line-conducted test results, nor any line conducted configuration photos; please indicate how this device is exempt from line conducted emission measurements per 15.107(f). 3) The internal photos show a shield over part of the component-side PCB photos, but there is no photo showing what is inside the shield; please provide a photo of the PCB with the shield removed. Thank you. Regards, Roland

INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (External)

INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (Internal) INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (Internal) INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (Internal)

INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (Internal) INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (Internal) INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Equipment Photographs Model : ARKON HP192 (Receiver) (Internal)

Technical Description Model: ARKON HP192 The high frequency modulation signal after received by the UHF MODULE and mix the frequency can send the signal input to the FM receive IC and modulating, Output the signal to amplify circuit, and enlarge to drive the speaker pronunciation. FCC ID: MVAHP192-001R

Inte rte k Te sting Se rvice s Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2745 8306 June 6, 2002 Uni-Art Precise Products Ltd. 12/F., Yue Xiu Ind’l. Bldg., 87 Hung To Road, Kln., Kong Kong. Dear Eric Chan: Enclosed you will find your file copy of a Part 15 report (FCC ID: MVAHP192-001R). For your reference, TCB will normally take another 15-20 days for reviewing the report. Approval will then be granted when no query is sorted. Please contact me if you have any questions regarding the enclosed material. Sincerely, Alfred Lo Senior Technical Supervisor Enclosure FCC ID: MVAHP192-001R • The test results rep orted in this test rep ort shall refer only to the samp le actually tested and shall not refer or be deemed to refer to bulk from which such a samp le may be said to have been obtained. • This rep ort shall not be rep roduced excep t in full without p rior authorization from Intertek Testing Services Hong Kong Limit ed • For Terms And Conditions of the services, it can be p rovided up on request. Inte rte k Te sting Se rvice s Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2713 8888 Fax: (852) 2745 8306 Uni-Art Precise Products Ltd. Application For Certification (FCC ID: MVAHP192-001R) Superheterodyne Receiver WO# 0205024 TC/sa June 6, 2002 FCC ID: MVAHP192-001R INTERTEK TESTING SERVICES FCC ID: MVAHP192-001Ri LIST OF EXHIBITS INTRODUCTION EXHIBIT 1:General Description EXHIBIT 2:System Test Configuration EXHIBIT 3:Emission Results EXHIBIT 4:Equipment Photographs EXHIBIT 5:Product Labelling EXHIBIT 6:Technical Specifications EXHIBIT 7:Instruction Manual EXHIBIT 8:Miscellaneous Information INTERTEK TESTING SERVICES FCC ID: MVAHP192-001Rii MEASUREMENT/TECHNICAL REPORT Uni-Art Precise Products Ltd. - MODEL: ARKON HP192 FCC ID: MVAHP192-001R This report concerns (check one:)Original Grant X Class II Change _____ Equipment Type: Superheterodyne Receiver (example: computer, printer, modem, etc.) Deferred grant requested per 47 CFR 0.457(d)(1)(ii)?Yes No X If yes, defer until: date Company Name agrees to notify the Commission by: date of the intended date of announcement of the product so that the grant can be issued on that date. Transition Rules Request per 15.37?Yes No X If no, assumed Part 15, Subpart B for unintentional radiator - the new 47 CFR [12-18-01 Edition] provision. Report prepared by:Alfred Lo Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576, Castle Peak Road, Kowloon, Hong Kong Phone:852-2173-8545 Fax:852-2371-0914 INTERTEK TESTING SERVICES FCC ID: MVAHP192-001Riii Table of Contents 1.0 General Description ................................................................................................................ 2 1.1 Product Description............................................................................................................. 2 1.2 Related Submittal(s) Grants.................................................................................................2 1.3 Test Methodology................................................................................................................ 3 1.4 Test Facility......................................................................................................................... 3 2.0 System Test Configuration ...................................................................................................... 5 2.1 Justification.......................................................................................................................... 5 2.2 EUT Exercising Software ....................................................................................................5 2.3 Special Accessories ............................................................................................................. 5 2.4 Equipment Modification......................................................................................................6 2.5 Support Equipment List and Description ............................................................................ 6 3.0 Emission Results ...................................................................................................................... 8 3.1 Field Strength Calculation ................................................................................................... 9 3.1 Field Strength Calculation (cont’d) ................................................................................... 10 3.2 Radiated Emission Configuration Photograph .................................................................. 11 3.3 Radiated Emission Data .................................................................................................... 12 3.4 Conducted emission Configuration Photograph ...............................................................14 3.5 Conducted Emission Data ................................................................................................16 4.0 Equipment Photographs ....................................................................................................... 17 5.0 Product Labelling .................................................................................................................. 19 6.0 Technical Specifications ........................................................................................................ 21 7.0 Instruction Manual ................................................................................................................ 21 8.0 Miscellaneous Information ................................................................................................... 25 8.1 Discussion of Pulse Desensitization .................................................................................. 27 8.2 Calculation of Average Factor .......................................................................................... 28 8.3 Emissions Test Procedures ..…

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Intertek Testing Services ETL SEMKO Report No.: 0204530 Channel 1 Ctrl No.: NA PAGE 1 Tested By:Hong, Report No.:0204530 Scan Settings (1 Range) |--------- Frequencies -----------||----------- Receiver Settings ------------| Start Stop Step IF BW Detector M-Time Atten Preamp OpRge 450k 30M 5k 10k PK 20ms AUTO LN OFF 60dB Final Measurement: x QP Meas Time: 1 s Subranges: 16 Acc Margin: 20dB Transducer No. Start Stop Name 21 9k 30M EW0698 0 10 20 30 40 50 60 70 dBuV 80 0.45 30 MHz 110 FCC15B Intertek Testing Services ETL SEMKO Report No.: 0204530 Channel 1 Ctrl No.: NA Tested By:Hong, Report No.:0204530 Scan Settings (1 Range) |--------- Frequencies -----------||----------- Receiver Settings ------------| Start Stop Step IF BW Detector M-Time Atten Preamp OpRge 450k 30M 5k 10k PK 20ms AUTO LN OFF 60dB Final Measurement Rlt no Results

INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Configuration Photographs Worst-Case Radiated Emissions Model : ARKON HP192 (Receiver) (Front View) (Back View

INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Configuration Photographs Worst-Case Line-Conducted Emissions Model : ARKON HP192 (Receiver) (Front View) (Back View) INTERTEK TESTING SERVICE Report no.: 0205024 FCC ID: MVAHP192-001R Configuration Photographs Worst-Case Line-Conducted Emissions Model : ARKON HP192 (Receiver) (Side View)