TW8889 Dual-Band GNSS Antenna

Name: TW8889 Dual-Band GNSS Antenna
Brand: Calian

Dual-Band GNSS Antenna for Precision Positioning Across Multiple Constellations

Calian TW8889 Dual-Band GNSS Antenna is designed for precision positioning, covering GPS L1/L2, GLONASS G1/G2/G3, Galileo E1/E5b, and BeiDou B1/B2. Featuring Accutenna® technology, it offers excellent multipath rejection, tight phase center variation, and low noise, making it ideal for RTK surveying, UAVs, and mission-critical GPS timing. With an IP67-rated enclosure and low current consumption, TW8889 ensures reliable performance in harsh environments.

GNSS Coverage:

GPS / QZSS	L1, L2
GLONASS	G1, G2, G3
Galileo	E1, E5b
BeiDou	B1, B2
IRNSS / NavIC	-
QZSS	-

Electrical:

Bandwidth	L2: 1170MHz-1278MHz (Filter bandwidth) L1: 1557 MHz-1606MHz (Filter bandwidth)
Overall LNA Gain	27dB typ, 26 dB min, each of L1 and L2 Bands
LNA Noise Figure	2.5dB typ @25°C
Supply Voltage Range	+2.5 to 16VDC nominal, up to 50mV p-p ripple
Supply Current	12 mA typ. at 25°C.

Mechanicals:

Mechanical Size, Ground Plane	100mm ground plane recommended
Weight	52g
Radome	Please refer to ordering guide
Available Connectors	Please refer to ordering guide

Lightweight (52g)

Ideal for L1/L2 RTK survey systems

Great multi-path rejection

Increased system accuracy

Excellent signal-to-noise ratio

IP67, REACH and RoHS compliant