Webb HD400 UHF Base Station Antennae

Webb HD400 UHF Base Station Antennae.

An excellent aerial for directional transmission from a base station/control room.

Remember; Erecting an antennae is a specialised task and must be done properly to get best Rx/Tx results.

Electrical Data HD400

Frequency Range 380 � 470 MHz

Average Gain 0 dBd

Nom. Gain on Support Pole 2 dBd

VSWR � 1.5:1

Polarisation Vertical

H Plane 3dB beamwidth 180�

E Plane 3dB beamwidth66�

Rated power 150 Watts

Impedance 50 Ohms

Termination N-Type female

Lightning Protection All metal parts DC Grounded

Mechanical Data HD400

Maximum wind velocity 200 km/h

Windload @ 144 km/h 2.0 kg

Equivalent Flat Plate Area 0.018 m_

Material Aluminium with moulded cover

Mounting To 25 � 50 mm � support pipe with integral V-bolt.

Antenna Dimensions 0.2 m long x 0.3 m high

Packaged weight / Volume 0.7 kg / 32 x 25 x 10 cm

Typical horizontal pattern

Typical vertical pattern

Vertical polarization.

Normalised scale �not gain.

Specification subject to change without notice. Issue 3

Typical Horizontal Pattern

Note: Cable NOT included.