RAKARJ17 868MHz Black Blade Antenna Datasheet
Overview
Features
- Frequency Range: 863~870 MHz
- Max Gain: 2.8 dBi
- VSWR: ≤ 1.3
- High efficiency
- Vertically polarized
Figure 1: RAKARJ17 Antenna OverviewSpecifications
| Model | RAKARJ17 |
|---|---|
| Frequency Range | 863 MHz~870 MHz |
| Peak Gain | 2.8 dBi |
| VSWR | ≤ 1.5 |
| Efficiency | >80% |
| Feed Impedance | 50 Ω |
| Polarization | Vertical |
| Cover material (color) | Plastic (Black) |
| Connector type | RP-SMA |
| Dimensions (mm) | Փ13.0 mm x 198.0 mm |
| Operation Temp (°C) | -30 °C ~ +75 °C |
| Humidity range | 5%~95% |
S11 & VSWR
| Frequency(MHz) | S11 | VSWR |
|---|---|---|
| 863 MHz | -20.6 | 1.20 |
| 928 MHz | -17.6 | 1.30 |
Figure 1: S11 & VSWR GraphPeak Gain & Efficiency
| Frequency (MHz) | Gain (dBi) | Efficiency (%) |
|---|---|---|
| 863 | 2.8 | 84.3 |
| 864 | 2.7 | 83.6 |
| 865 | 2.6 | 83.0 |
| 866 | 2.6 | 82.6 |
| 867 | 2.5 | 82.7 |
| 868 | 2.5 | 83.3 |
| 869 | 2.5 | 83.9 |
| 870 | 2.6 | 84.2 |
| Average | - | 83.3 |
Radiation Patterns
Figure 1: Radiation PatternsMechanical Characteristics
Figure 1: Mechanical Specifications
