Short Yagi, frequency range 1070-1110 MHz, with open half wave dipole for the reception aircraft secondary radar (Secondary surveillance radar SSR 1090 MHz) , mounting in front-of-mast, polarization horizontal/vertical, connector N-female, completely with mast mounting. Technical data: G 11,2 dBi, V/R > 20dB, alpha E 40°, alpha H 45°, length 59 cm, B 6 cm, H 14 cm.