LiStar

Antenna

Shenzhen Interthings Technology Co., Ltd. IPB215 Smart Video Doorbell 2AQ7B-IPB215 2AQ7BIPB215 ipb215

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File Info : application/pdf, 1 Pages, 280.79KB

Document DEVICE REPORTGetApplicationAttachment.html?id=8365109 
A. Electrical Characteristics Frequency VSWR Efficiency
Impedance Polarization Gain B. Environmental Operation Temperature Storage Temperature Humidity

430MHz ~470 MHz <2.0 15% 50Ohm circular polarization 1.0dB
- 20 °C ~ + 70 °C - 30 °C ~ + 85 °C 40%~95%

21.5±0.5 18.8±0.5

 4.1±0.05

2.75±0.05
1. Wire diameter: 0.4mm; 2. material:Carbon steel brass; 3. Number of turns:25N; 4. Distance per turn:0.5mm.

0.4±0.05

Revise record

Elika
433M ANT
LJS062201A

2022-12-15

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