Tallysman TW4721 GNSS Antenna


Tallysman TW4721 is a compact, wideband Accutenna™ technology GNSS antenna that provides accurate reception for all upper L- band GPS, GLONASS, Beidou, and Galileo signals (L1, G1, B1, B1 BOC, B12, E1) and associated augmentation signals (WAAS, EGNOS and MSAS SBAS).


Architecture: dual, quadrature feeds
Size: 38 x 38 x 14mm
Weight: 50g
Attachment Method: adhesive


LNA Gain: 26dB min
Supply Current: 10mA typ. 15mA max.
Supply Voltage: 1.8V to 16V DC nominal
Noise: 1dB typ.

Compatible with the Emlid Reach M+.



  • Superior multipath signal rejection
  • Great out-of-band signal rejection
  • Excellent signal-to-noise ratio
  • Consistent response in all operation temperatures