Ruggedised low P.I.M. omni-directional VHF high band collinear, white, 140-174MHz, specify 3%, N-type female, 250W, 4.5dBd – 4.5m

Ruggedised omnidirectional VHF high band collinear, 140-174 MHz, specify 3%, 250W, N-type female, 4.5 dBd, <120dbc - 4.5m

Product code: G25-R

The ruggedised G25-R omnidirectional VHF high band collinear antenna is designed for commercial paging, trunking and general commincation systems operating within the 140-174 MHz frequency range. ZCG recommend mounting the G25-R rugged VHF high band collinear antenna as high on your tower or structure as possible using 2-3 x UAM180L or 2-3 x UAM90L mounting hardware.

Specifications

Frequency

140-174 MHz - VHF high band

Bandwidth

Specify any 3% bandwidth on order

Gain

4.5 dBd

Tuning

Factory at 1.5:1 VSWR

Impedance

50 Ohms

H Plane beamwidth

360° omnidirectional ± 0.5 dBd

E Plane beamwidth

26°

Maximum Power

250 Watts

Polarisation

Vertical

PIM 3rd Order (2x20W)

<120dbc

DC grounded

Yes

Construction

White thick walled parallel fibreglass radome, heavy-duty galvanised steel mount section and tri-metal plated N-female connector

Connector

N-type female fitted to base of mount section

Dimensions

Height: 4.5m when scaled at 140 MHz, Mount section: 460mm x 60.3mm O.D.

Weight - kg

7.5

Wind load at 160kph

21.40kg, 0.kN

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