The Beam RST250 Magnetic Dual Mode Antenna (Lightweight) is designed for land-based vehicular applications or in locations where a temporary antenna installation may be required. The RST250 antenna is designed for lightweight land-based vehicles.
 
                    The Beam RST250 Magnetic Dual Mode Antenna (Lightweight) is designed for land-based vehicular applications or in locations where a temporary antenna installation may be required. The RST250 antenna is designed for lightweight land-based vehicles.
 
                    
                                            •	Iridium Approved 
•	Dual Mode Iridium / GNSS (GPS/QZSS/Galileo) 
•	Small and Lightweight 
•	Magnetic Mount 
•	Designed for vehicles in tough weather conditions (IP67) 
•	Ground Plane Independent 
•	Includes 5m of both GPS & Iridium antenna cables attached 
•	12-Month Warranty 
| Colour | Black | |
| Material | ABS | |
| Mounting Type | Magnetic | |
| Dimensions | mm | inches | 
| Antenna (L x W x H) | 80 x 74 x 15.7 | 3.15 x 3 x 0.5 | 
| Box (L x W x H) | 165 x 150 x 84 | 6.5 x 6 x 3.3 | 
| Weight | kg | lb | 
| Antenna | 0.27 | 0.60 | 
| Box | 0.36 | 0.80 | 
| Temperature | Degrees °C | Degrees °F | 
| Operating and Storage | -40 to +85 | -40 to 185 | 
| IP Rating | IP67 | 
| Antenna | Iridium | GNSS (GPS) | 
| Frequency | 1616 -1626.5 MHz | 1575.42 ± 5MHz | 
| Polarization | Right Hand Circular | Right Hand Circular | 
| Axial Ratio | 3dB Max | NA | 
| Amplifier Gain | Passive | 28 @ 2.7 V | 
| Voltage | Passive | 1.5VDC - 3.6VDC | 
| Current | Passive | 9 @ 2.7 V | 
| Noise Figure | Passive | 1.8 @ 2.7 V | 
| Impedance | 50 Ohms | 50 Ohms | 
| VSWR | ~1.2:1 | <=1.4:1 dB | 
| Cable | 5m of DACAR 302 | 5m of DACAR 302 | 
| Iridium | TNC-Male | 
| GNSS (GPS) | SMA-Male |