GPS+Beidou Antenna 1575.42MHz+1561MHz Mushroom Head Antenna with SMA-Male Connector
Chip Parameter
| NO | Items | characteristic | Environmental testing is permitted to include
Added error |
| 4.1 | Operating frequency range | 1550-1580MHz | —— |
| 4.2 | Center frequency | 1575.42MHz, 1561MHz | ±2.0MHz |
| 4.3 | bandwidth | 30MHz | Standing wave<3 |
| 4.4 | Standing Bobby | 1.5max | ±0.5 |
| 4.5 | Gain (28*28 reflective surface) | +2.5Dbi | ±0.2 |
| 4.6 | Shaft ratio | ≤3．0DB | ±0.2 |
| 4.7 | polarization mode | Right-hand circular polarization | —— |
| 4.8 | Characteristic impedance | 50 Ohm | ±5.0 |
| 4.9 | Frequency temperature coefficient | 20max | —— |
| 4.10 | Gain at a 10° angle to the antenna plane | -1.0DBI | ±0.2 |
LNA Parameter
| NO | Items | characteristic | Environmental testing is permitted to include
Added error |
| 5.1 | Operating frequency range | 1550-1580MHz | ― ― |
| 5.2 | Center frequency | 1575.42MHz，1561MHz | ±2.0MHz |
| 5.3 | Gain | 30dB | ±2.0 |
| 5.4 | Output standing wave | ≤2.0 | ― ― |
| 5.5 | Noise figure | ≤1.5dB | ― ― |
| 5.6 | Inner flatness | ±1.5dB | ±0.1 |
| 5.7 | Characteristic impedance | 50 Ohm | ±5.0 |
| 5.8 | Operating voltage | DC2.7-5V | ― ― |
| 5.9 | Operating current | 8-12mA | ― ― |
Application areas: car navigation, logistics positioning, construction sites, outdoor self-driving, radio enthusiasts,Ship sailing, etc.
