The Hemisphere A21 antenna is the tough, compact, and versatile antenna solution. The A21 is the antenna designed to maintain and track correction signals in challenging environments. This is the little antenna with the technology to get the job done. Built to last and work in the harshest of conditions, the A21 is the antenna for those looking to get the job done and save some money. Hemisphere’s A21 is a single frequency antenna. This is the solution for those who do not need the performance, and extra cost that comes with triple frequency antennas. If you only need to operate in open skies and do not need to compete with difficult multi-path environments like those found in cities or foliage cover. The A21 is the antenna that gets the job done, and does not include any of the unnecessary bells and whistles of other antennas.
The A21 is the antenna that is also designed to last. This is the antenna that will stand up on land or sea, or where ever you need to take it. This is the antenna that is built to last you for years to come. With an environmental rating of IP69K, and a shock and vibration rating of EP455, this is the antenna that can withstand impacts and shocks for years to come. The A21 antenna is also capable of working in the harshest of conditions and will keep working from temperatures of -40° C to 70° C. This is the antenna that will keep working even when you cannot anymore. The antenna that you can rely on for years to come.
With a 5/8″ thread, the A21 is the antenna that is already compatible with the equipment you own. There is no need to buy an adapter, or radically alter your equipment, the antenna is compatible with what you already own. With a TNC adapter, you always have the flexibility to find a solution that works for you.
- GPS L1
- 1.525 to 1.585 GHz
- LNA Gain: 30 dB
- LNA Noise: 2.0 dB, typical
- L-Band Sensor
- L-Band Frequency 1.525 – 1.585 GHz
- L-Band LNA Gain: 30 dB
- Input Voltage: 3.3 to 12 VDC
- Input Current: 24 mA, typical
- Enclosure: Aluminum base with ASA plastic cap
- Dimensions: 7.0 H x 13.0 D (cm)
- 2.9 H x 5.1 D (in)
- Weight: .38 kg (.84 lbs)
- Mount: 5/8 inch female thread
- RF Connector: TNC (straight)
- Storage Temperature: -40° C to +85° C (-40°F to +185°F)
- Operating Temperature: -40° C to 70°C
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