Skymasts Antennas Ltd. 744.05 1-1.1 GHz Shrouded Yagi Radionavigation RNAV antenna
The 744 series of antennas have been designed with high quality fixed link applications in mind. They are characterised by outstanding electrical and mechanical performance. The high quality PTFE printed circuit feed and element train offers outstanding reliability and allows for extremely wide band operation. The robust design of the 744 which includes drainage and ventilation capabilities make these antennas ideally suited for use in all environments and weather conditions. A tough corrosion proof integral aluminium cast clamp allows for accurate horizontal or vertical mounting with a lifting eye to ease site installation. The antenna is protected by a radome made of high quality polyurethane to offer excellent weather protection and compliance for in building or tunnel applications. Available for GSM, PCN, PCS and microwave fixed link applications.
Frequency range 1000 -1100 MHz
Input impedance 50
Return loss>14 dB
Front to back ratio 20 d B
Maximum input power 250 Watts
Polarisation Vertical & horizontal
Forward gain 15 dBi
3 dB Beamwidth
E Plane 37
H Plan e 39
Connection N socket
Radiator PTFE printed circuit Elements
Aluminium alloy
Radiator feed
Conformab le .141 PTFE Cable
Antenna base: Sandcast aluminium alloy grade LM
25
Radome Polyurethane rotational moulding grey
Fasteners Stainless steel grade A 2-70
Lightning protection Direct grounded
Mounting brackets
Hot gip galvanised steel
744.05.**.00 38 - 60mm. dia.
Typical weight 6 kg (inc. clamp)
Typical length 1. 3 m
Typical wind loading @ 45m/s: 202 N
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