Due to the antennas' circular polarization, transponders can be identified in two different orientations.
- TA 868 MHz U170/170-EU
- Dimensions: 170 x 170 x 25 mm
- 3 dB beam width: 85° x 85°
- TA 868 MHz U270/270-EU
- Dimensions: 270 x 270 x 57 mm
- 3 dB beam width: 65° x 65°
- TA 868 MHz U600/270-EU
- Dimensions: 590 x 270 x 57 mm
- 3 dB beam width: 30° x 65°°
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