Yagi Antennas7210128

4 element HD Yagi 122.6 - 134.4MHz

Description

  • A 4-element Heavy Duty VHF Yagi antenna for high power PMR/Trunked Radio, Broadcast and extended range VHF Aircraft Band applications.
  • Produced to the highest quality standards, these robust antenna designs will ensure reliable operation in harsh environmental conditions.
  • Former Jaybeam brand product.

Specifications

Electrical
Model 7210128
Frequency 122.6 - 134.4 MHz
Max. Input Power 300 W
Polarisation Linear (Vertical or Horizontal)
3 dB Beamwidth, E-Plane 60 °
3 dB Beamwidth, H-Plane 90 °
Impedance 50 Ω
Gain 7.5 dBd (9.7 dBi)
VSWR < 1.5:1
Front-To-Back Ratio > 15 dB
Antistatic Protection All metal parts DC-grounded (Connector shows a DC-short)
Mechanical
Connection(s) N(f) on 3m RG213/U cable
Materials Boom, 48 mm dia., aluminium
elements, 19.1 mm dia., aluminium
balun, epoxy potted, polyester enclosure
Length Approx. 2400 mm / 94.49 in.
Wind Load 289 N (160 km/h)
Weight Approx. 8.2 kg / 18.08 lb.
Mounting Bracket 0300064/00 + U-bolts to match mounting pipe diameter
(Ordered Separately)

Diagram and Mounting

RADIATION PATTERNS

E-Plane | 128 MHz E-Plane | 128 MHz

RADIATION PATTERNS

H-Plane | 128 MHz H-Plane | 128 MHz

Ordering Designations

Model Product No. Frequency
4 element HD Yagi 7210128 122.6 - 134.4 MHz
Accessories
Cast aluminium cross clamp, circular 0300064/00
M8 x 50 mm (2") U-Bolts (1 Pair) 4884036/00
M8 x 75 mm (3") U-Bolts (1 Pair) 4884076/00