18-44A

ELT Dipole Antenna

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Type 18 44 ELT Dipole Antenna (1)

ELT Dipole Antenna - 18-44A

The 18-44 is a phase matched ELT (Emergency Location Transmitter) dipole antenna system designed specifically for homing applications. The whip elements are designed to be replaceable and are supplied as a pair.

  • Multi-Band
  • Tufnol dipole centre
  • GRP covered aluminium alloy
  • Lightweight
  • Covers 121.5, 156.8 and 243MHz

Specifications

  • Electrical Specs
  • Mechanical Specs
  • Standard Specs

Electrical Specs

Minimum Frequency
121
Maximum Frequency
243
Impedence
50
Return Loss VSWR
≤ 5.0:1
Gain
Polarization
Vertical
Radiation Pattern Azimuth
Omnidirectional
Radiation Pattern Elevation
Cosinusoidal
Peak Power Watts
Receive only
Average Power Watts
Receive only

Mechanical Specs

Full Dimensions LxWxH mm
560 x 45 x 52
Height Above Base Plate mm
Mass kg
0.3
Connector Type
BNC Type Female

Standard Specs

Altitude ft
See datasheet
Continuous Operating Temperature Min - C
See datasheet
Continuous Operating Temperature Max C
See datasheet
Vibration
RRTCA DO -160C, Section 8, Category Y
Lightning
Standards
DO-160C
14043 (2)

Get in touch

Chelton Limited, Marlow
The Chelton Centre
Fourth Avenue
Marlow
Buckinghamshire
SL7 1TF
United Kingdom
CAGE Code: U1907