VVG969TXWireless BBQ Thermometer

POWER SUPPLY DC 3V MCU CRYSTAL 32.768kHz TRANSMIT MODULE433MHz TEMPERATURE SENSOR 969(TX) BLOCK DIAGRAM

ID label & location info. label location FCC ID: VVG969TX

969-Operation Description Frequency: 433.9MHz±100kHz Modulation Type: ASK Open the battery compartment and insert 2 AAA batteries and slide the switch to “ON”, then MCU will reset itself, MCU will collect data of temperature sensor first ( collect data one time per 22s ), Upon receipt of signal, the MCU will calculate and code it , then it will transmit signals modulated on 433.9MHz RF wave.(transmit one time per 22s)

55 44 33 22 11 D D C C B B A A LD969(TX) 00 发射机 11 Gtwei <A4> 2007/11/21 Title: Size: Rev: Date: Sheet of Design:Check:Appro: 深圳市三福达电子有限公司 Part No: P31P40P44 P32 P33P43 P41 P30 P42GNDP32 P30 P31 P41 P42 P43 VCC VCC VCC C2 20P BT13V 12 C3 20P RT1 51K C1 104P R10 1M R11 510R U1 SG8LP128 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1516171819202122232425 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40414243444546474849505152 S7 S6 S5 S4 S3 S2 S1 S0 TEST RESET LXIN LOUT VDD SND GNDP30P31P32P33P40P41P42P43P44C3 C2 C1 C0 S31 S30 S29 S28 S27 S26 S25 S24 S23 S22 S21 S20S19S18S17S16S15S14S13S12S11S10 S9S8 C6 104 R1 100K Q1 H9014 1 23 R3 510K + C4100U R7 27K R4 510K C5 104 R5510RD1LED Y132.768KHz JP1HEADER 3/SM 123 R9 200K R6 82K R2 120K RF-OUT

Page 1 of 28 FCC ID: VVG969TX ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20072883 APPLICATION CERTIFICATION On Behalf of Shenzhen San Fu Da Electronics Co., Ltd. Wireless BBQ Thermometer Model No.: 969 FCC ID: VVG969TX Prepared for : Shenzhen San Fu Da Electronics Co., Ltd. Address : 6/F., Block B, Huali Industrial Building, District 28, Baoan Shenzhen, China Prepared by : ACCURATE TECHNOLOGY CO. LTD Address : F1, Bldg. A, Changyuan New Material Port, Keyuan Rd. Science & Industry Park, Nanshan, Shenzhen, Guangdong P.R. China Tel: (0755) 26503290 Fax: (0755) 26503396 Report Number : ATE20072883 Date of Test : November 27, 2007 Date of Report : November 29, 2007 Page 2 of 28 FCC ID: VVG969TX ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20072883 TABLE OF CONTENTS Description Page Test Report Certification 1. GENERAL INFORMATION .......................................................................................................... 4 1.1. Description of Device (EUT)....................................................................................................................4 1.2. Description of Test Facility ......................................................................................................................4 1.3. Measurement Uncertainty.........................................................................................................................4 2. MEASURING DEVICE AND TEST EQUIPMENT ..................................................................... 5 3. THE FIELD STRENGTH OF RADIATION EMISSION ............................................................ 6 3.1. Block Diagram of Test Setup....................................................................................................................6 3.2. The Field Strength of Radiation Emission Measurement Limits..............................................................6 3.3. Configuration of EUT on Measurement ...................................................................................................7 3.4. Operating Condition of EUT ....................................................................................................................7 3.5. Test Procedure ..........................................................................................................................................7 3.6. The Field Strength of Radiation Emission Measurement Results ............................................................8 4. 20DB OCCUPIED BANDWIDTH ................................................................................................ 10 4.1. Block Diagram of Test Setup..................................................................................................................10 4.2. The Bandwidth of Emission Limit According To FCC Part 15 Section 15.231(c) ................................10 4.3. EUT Configuration on Measurement .....................................................................................................11 4.4. Operating Condition of EUT ..................................................................................................................11 4.5. Test Procedure ........................................................................................................................................11 4.6. Measurement Result ...............................................................................................................................12 5. DURATION TIME AND SILENT PERIOD MEASUREMENT............................................... 13 5.1. Block Diagram of Test Setup..................................................................................................................13 5.2. Duration Time and silent period measurement according to FCC Part 15 Section 15.231(e) ................13 5.3. EUT Configuration on Measurement .....................................................................................................14 5.4. Operating Condition of EUT ..................................................................................................................14 5.5. Test Procedure ........................................................................................................................................14 5.6. Measurement Result ...............................................................................................................................15 6. AVERAGE FACTOR MEASUREMENT .................................................................................... 16 6.1. Block Diagram of Test Setup..................................................................................................................16 6.2. Average factor Measurement according to ANSI 63.4: 2003.................................................................16 6.3. EUT Configuration on Measurement .....................................................................................................17 6.4. Operating Condition of EUT ..................................................................................................................17 6.5. Test Procedure ........................................................................................................................................17 6.6. Measurement Result ...............................................................................................................................18 APPENDIX I ( TEST CURVES) (9pages) Page 3 of 28 FCC ID: VVG969TX ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20072883 Test Report Certification Applicant : Shenzhen San Fu Da Electronics Co., Ltd. Manufacturer : Shenzhen San Fu Da Electronics Co., Ltd. EUT Description : Wireless BBQ Thermometer (A) MODEL NO.: 969 (B) SERIAL NO.: N/A (C) POWER SUPPLY: DC 3.0V (AAA Battery ̄2) Measurement Procedure Used: FCC Rules and Regulations Part 15 Subpart C Section 15.231: 2007 & ANSI 63.4: 2003 The device described above is tested by ACCURATE TECHNOLOGY CO. LTD to determine the…

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