81800U279
902-920(MHz)，Omni directional，Vertical，-0.9 (dBi)
| Freq. range | 902-920(MHz) | ||
| Impedance | 50 (Ω) | ||
| VSWR | ≤3.8 | ||
| Directional | Omni directional | ||
| Polarization | Vertical | ||
| Peak gain | -0.9 (dBi) | ||
| Test condition | passive test | ||
| Total efficiency | ＞35% | ||
| Antenna type | Spring antenna | ||
| Connector type | N/A | ||
| RF cable type | N/A | ||
| Dimension | Φ5.5*30.6mm | ||
| Salt spray | 48(H） | ||
| Operating temp | -40℃～+80℃ | ||
| Storage temp | -40℃～+85℃ | ||
81800U279
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