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Dongguan Youbi Electronics Co.,LTD Hangzhou Youbige Electronics Co.,LTD Shenzhen Youbi Electronics Co.,LTD

Room 101,Building 2,No.9, Room 106,Building 3,Letong Science Park, Room 106, Building A,Xinzheng Industrial Park,

Xinfa Road,Lin Village,Tangxia Town No.500 Qiuyi Road,Binjiang District 57 Liuxian Road, Bao 'an District, Shenzhen

Tel:+86-769-81777126 Website：www.ubuant.com

承认书

APPROVAL SHEET

客户名称

CUSTOMER NAME:

产品名称

PRODUCT NAME: 2.4G

五金内置天线

客户料号

CUSTOMER P/N:

优比电子料号

Youbi P/N: UB01NJ2D785A REV: A

MANUFACTURER

SIGNATURE

CUSTOMER

SIGNATURE

CHECKED BY:

Yongxin.Lu

APPROVED BY: Changxing.Liu

DATE: 2021/10/13

Summary of content (10 pages)

PAGE 1
承认 APPROVAL 书 SHEET 客户名称 CUSTOMER NAME: 产品名称 PRODUCT NAME: 2.4G 五金内置天线客户料号 CUSTOMER P/N: 优比电子料号 Youbi P/N: CHECKED BY: APPROVED BY: DATE: Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 UB01NJ2D785A REV: A MANUFACTURER CUSTOMER SIGNATURE SIGNATURE Yongxin.Lu Changxing.Liu 2021/10/13 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.
PAGE 2
Modification History Version Content Revision Issued by Date A Original version Yongxin.Lu 2021-10-13 Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.500 Qiuyi Road,Binjiang District Website：www.ubuant.com Shenzhen Youbi Electronics Co.
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Content ltem Description 1.-------------------------------------------------------------------Electrical Specification 2.---------------------------------------------------------------Test items and Equipment 3.--------------------------------------------------------------------------------- S Parameter 4.------------------------------------------------------------------------Efficiency and Gain 5.---------------------------------------------------------------------------Radiation Pattern 6.
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1.Electrical Specification: Characteristics Outline Dimensions Specifications Unit 12.5 x 14.1 xT0.4 mm Frequency 2400~ 2500 MHz Impedance 50 Ω VSWR 1.92Max Polarization Linear Polarization Gain Efficiency Connector Type 4.0±0.5 dBi >40 % Copper-Nickel Alloy DIP Operating temperature -20℃~+70℃ Storage Temp -20℃~+50℃ 2.Test Items and Equipment S Parameter The whole machine of Passive parameters The whole machine of Active parameters Dongguan Youbi Electronics Co.
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3.S Parameter Frequency R L(dB) (MHz) VSWR 2400 -18.91 1.25 2450 -21.87 1.17 2500 -17.59 1.30 * Voltage Standing Wave Ratio(VSWR) Return Loss(RL) RL=20*log10[(VSWR+1)/(VSWR-1) 4. Efficiency and Gain Frequency (MHz) 2400 2450 2500 Efficiency (%) 53.95 55.21 51.76 Gain (dBi) 4.28 4.01 3.59 Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.
PAGE 6
5. Radiation Pattern 5-1 Antenna 3D Radiation Pattern 2400MHz 2450MHz 2500MHz Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.500 Qiuyi Road,Binjiang District Website：www.ubuant.com Shenzhen Youbi Electronics Co.
PAGE 7
5-2 Antenna 2D Radiation Pattern Vertical Plane Phi 0 2D 图 Phi 90 2D 图 Horizontal Plane Theta 90 2D 图 Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.500 Qiuyi Road,Binjiang District Website：www.ubuant.com Shenzhen Youbi Electronics Co.
PAGE 8
6. Antenna installation diagram: Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.500 Qiuyi Road,Binjiang District Website：www.ubuant.com Shenzhen Youbi Electronics Co.
PAGE 9
Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.500 Qiuyi Road,Binjiang District Website：www.ubuant.com Shenzhen Youbi Electronics Co.
PAGE 10
7. Mechanical Specification: Dongguan Youbi Electronics Co.,LTD Room 101,Building 2,No.9, Xinfa Road,Lin Village,Tangxia Town Tel:+86-769-81777126 Hangzhou Youbige Electronics Co.,LTD Room 106,Building 3,Letong Science Park, No.500 Qiuyi Road,Binjiang District Website：www.ubuant.com Shenzhen Youbi Electronics Co.