NUY-YT-998AB/O Walkie Talkie

Operation Description of transmitter for B/O walkie-talkie The transmitter for B/O walkie-talkie operates at 49.860 MHz, which is controlled by a crystal. It is powered by a 9V size battery. It has an ON/OFF volume control for switching the ON, OFF and volume level. It also has a “PUSH-TO-TALK” button for transmitting and receiving voice signal and a “MORSE CODE KEY” button for transmitting Morse code signals. Refer to the circuit design, the circuit description is listed as follows : -XTAL, Q1 and associated circuit act as oscillation /RF & DET. STAGE -Q2 and associated circuit act as driver amplification -Q3, Q4 and associated circuit act as power amplification

TEST REPORT This document shall not be reproduced either in full or in part except with written approval by the Authorized Representative of CMA Testing. Room 1401-3, Yan Hing Centre, 9-13 Wong Chuk Yeung St.., Fo Tan, Shatin, Hong Kong. Tel: (852) 2698 8198 Fax: (852) 2695 4177 E-mail: [email protected] Web Site: http://www.cmatcl.com Report No. : AC003352-1 Date : 2002 April 17 Client : Yuen Tat Electronic Toys Manufactory Ltd. 9A, 9/F., Merit Ind. Centre, 94 Tokwawan Road, Kowloon, Hong Kong. Sample Description : Sample stated to be B/O Walkie Talkie. Model No. : YT-998A Rating : 1 x 9 V size battery No. of sample(s) : Two(2) sets *** Date Received : 2002 March 15. Test Period : 2002 March 15 – 2002 April 16. Test Requested : FCC Part 15 Certification Test Method : FCC Rules and Regulations Part 15 – May 2001 ANSI C63.4 – 1992 Test Result : See attached sheet(s) from page 2 to 10. Conclusion : The submitted sample was found to comply with requirement of FCC Part 15 Subpart C. For and on behalf of CMA Testing and Certification Laboratories Authorized Signature : Page 1 of 10 Danny Chui EMC Engineer - EL. Division FCC ID : NUY-YT-998A TEST REPORT This document shall not be reproduced either in full or in part except with written approval by the Authorized Representative of CMA Testing. Room 1401-3, Yan Hing Centre, 9-13 Wong Chuk Yeung St.., Fo Tan, Shatin, Hong Kong. Tel: (852) 2698 8198 Fax: (852) 2695 4177 E-mail: [email protected] Web Site: http://www.cmatcl.com Report No. : AC003352-1 Date : 2002 April 17 Table of Contents 1 General Information ..................................................................................................................... 3 1.1 General Description ................................................................................................................ 3 1.2 Related Submittal Grants ........................................................................................................ 3 1.3 Location of the test site ........................................................................................................... 4 1.4 List of measuring equipment .................................................................................................. 5 2 Description of the radiated emission test ..................................................................................... 6 2.1 Test Procedure ........................................................................................................................ 6 2.2 Test Result .............................................................................................................................. 6 2.3 Radiated Emission Measurement Data ................................................................................... 7 3 Description of the Line-conducted Test .......................................................................................8 3.1 Test Procedure ........................................................................................................................ 8 3.2 Test Result .............................................................................................................................. 8 3.3 Graph and Table of Conducted Emission Measurement Data................................................ 8 4 Photograph.................................................................................................................................... 9 4.1 Photographs of the Test Setup for Radiated Emission and Conduction Emission ................. 9 4.2 Photographs of the External and Internal Configurations of the EUT.................................... 9 5 Supplementary document .............................................................................................................. 9 5.1 Bandwidth............................................................................................................................... 9 6 Appendices .................................................................................................................................. 10 Page 2 of 10 FCC ID : NUY-YT-998A TEST REPORT This document shall not be reproduced either in full or in part except with written approval by the Authorized Representative of CMA Testing. Room 1401-3, Yan Hing Centre, 9-13 Wong Chuk Yeung St.., Fo Tan, Shatin, Hong Kong. Tel: (852) 2698 8198 Fax: (852) 2695 4177 E-mail: [email protected] Web Site: http://www.cmatcl.com Report No. : AC003352-1 Date : 2002 April 17 1 General Information 1.1 General Description The equipment under test (EUT) is a transmitter for B/O Walkie Talkie operating at 49.860 MHz which is controlled by a crystal. The EUT is powered by a 9 V size battery. The EUT has an ON/OFF volume control for switching to the ON, OFF and volume level. It also has a “PUSH-TO-TALK” button for transmitting and receiving voice signal and a “MORSE CODE KEY” for transmitting morse code signals. The brief circuit description is listed as follows : - XTAL 49.860, Q1 and associated circuit act as Oscillation / RF & DET. STAGE - Q2 and associated circuit act as Driver Amplification - Q3, Q4 and associated circuit act as Power Amplification 1.2 Related Submittal Grants This is a single application for certification of a transmitter. The receiver for this transmitter is authorized by Verification procedure. Page 3 of 10 FCC ID : NUY-YT-998A TEST REPORT This document shall not be reproduced either in full or in part except with written approval by the Authorized Representative of CMA Testing. Room 1401-3, Yan Hing Centre, 9-13 Wong Chuk Yeung St.., Fo Tan, Shatin, Hong Kong. Tel: (852) 2698 8198 Fax: (852) 2695 4177 E-mail: [email protected] Web Site: http://www.cmatcl.com Report No. : AC003352-1 Date : 2002 April 17 1.3 Location of the test site Radiated emissions measurements are investigated and taken pursuant to the procedures of ANSI C63.4 – 1992. An Open Area Testing Site is set up for investigation and located at : Top of the …

Text truncated - open the document above for the full version.