The TW4821 antenna from Tallysman Wireless is a compact unit that covers signals on the BeiDou, Galileo, GPS, and SBS frequency bands. It provides high accuracy posistioning and features great signal rejection when out of band.
This product comes with a dual-feeding wideband element. Users appreciate excellent multipath rejection as well as carrier phase response improved for the complete frequency bandwidth.
A patch element combines two feeds and inputs them into a mid-section SAW, LNA amplifier, and another low noise gain phase.
The TW4821 is the smallest dual feed, high performance antenna available. It comes in a compact, weatherproof, magnetic mount housing. Optionally, the user can select from a wide range of connectors.
Applications include surveillance, security, military, fleet management and asset tracking. Unit operates well in critical environments.
- Wide voltage input ranges from 2.5 to 16 VDC
- Axial ratio around 2 dB
- LNA gain around 28 dB
- Low noise LNA 1 dB
- SAW filter with high rejection
- Low power requirement 10 mA at 2.3 Vcc
- Small space requirement
|Antenna architecture:||Dual feed wideband|
|Bandwidth:||1.5 dB at 36 mHz|
|Filtered LNA frequency:||Ranges from 1557 up to 1606 mHz|
|Axial ratio:||2 dB over complete bandwidth|
|Size:||38 mm diagonal by 14.3 mm high|
|Operating temperature:||-40 degrees C to +85 degrees C|
The TW4821 antenna from Tallysman is available through TransiTiva. If you would like to learn more about this antenna, please use the Request Pricing form to get in touch with us.