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Omni-directional VHF inverted collinear, white, 148-174MHz, specify 4%, 250W, 4.5dBd – 4.5m

Inverted omnidirectional low PIM VHF high band collinear antenna, white, 148-174 MHz, specify 4%, 250W, N-type female, <120dBc, 4.5 dBd - 4.5m

Product code: G25INV

The G23INV omni-directional VHF inverted collinears are designed for commercial paging, trunking and general commincation systems operating within the 148 to 174MHz frequency range. The inverted design of the G23INV means it must be mounted in an inverted configuration using 2 x UAM180L or 2 x UAM90L mounting hardware.

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Specifications

Frequency

148-174 MHz - VHF high band

Bandwidth

Specify any 4% bandwidth when ordering

Gain

3 dBd

Tuning

Factory at 1.5:1 VSWR

Impedance

50 Ohms - nominal

H Plane beamwidth

360° omnidirectional ± 0.5 dBd

E Plane beamwidth

32°

Maximum Power

250 Watts

Polarisation

Vertical

PIM 3rd Order (2x20W)

<120dBc

DC grounded

Yes

Construction

White parallel fibreglass radome, anodised aluminium mount section, inverted configured connector boss and tri-metal plated N-female connector

Connector

N-type female in top of mount section due to inverted configuration

Dimensions

Height: 3.5m when scaled at 148 MHz, Mount section: 595mm x 48.4mm O.D.

Weight - kg

4.5

Wind load at 160kph

19.158kg, 0.188kN

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