Product Features
- ความถี่ใช้งาน: 902-928 MHz
- เกรนสูงสุด: 5.0 dBi
- VSWR: ≤ 1.47
- ความกว้างลำคลื่น: 360°
- อิมพีแดนซ์: 50 Ω
- โพลาไรซ์: แนวตัั้ง (Vertical)
- วัสดุ: Fiberglass
- ขั้วต่อ: N-Type Male
- ขนาด: Փ 27.0 mm x 480.0 mm
- อุณภูมิทำงาน: -40 °C ~ +75 °C
- อุณภูมิจัดเก็บ: -40 °C ~ +85 °C
- IP67 rated
Specifications
Parameter | Value |
Model | RAKARG19 |
Frequency Rnge | 902 ~ 928 MHz |
Peak Gain | 5.1 dBi |
VSWR | ≤ 1.47 |
Efficiency | ≤ 84% |
Feed Impedance | 50 Ω |
Radiation Pattern | Omnidirectional |
Polarization | Vertical |
Cover Material (Color) | Fiber glass (White) |
Connector Type | N-type male |
Dimensions (mm) | Փ 27.0 mm x 480.0 mm |
Operation Temp (°C) | -40 °C ~ +75 °C |
Storage Temperature | -40 °C ~ +85 °C |
Humidity Range | 5% ~ 95% |
VSWR and Return Loss
Frequency(MHz) | VSWR | Return Loss(dB) |
902 MHz | 1.47 | -14.4 |
928 MHz | 1.46 | -14.5 |
Figure 1: RAKARG19 VSWR Graph
Peak Gain & Efficiency
Frequency (MHz) | Gain (dBi) | Efficiency (%) |
902 | 4.8 | 82 |
904 | 4.9 | 83 |
906 | 5.0 | 83 |
908 | 5.0 | 83 |
910 | 5.0 | 84 |
912 | 5.0 | 84 |
914 | 5.1 | 84 |
916 | 5.1 | 84 |
918 | 5.1 | 84 |
920 | 5.1 | 84 |
922 | 5.1 | 84 |
924 | 5.0 | 84 |
926 | 5.0 | 84 |
928 | 5.0 | 84 |
Average: | 83.64 |