21-38-6

Low Profile VHF Blade Antenna

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21 38 1RF 36

Low Profile VHF Blade Antenna - 21-38-6

The 21-38 Series antennas are low profile blade antennas for general airborne application. The series covers a variety of frequency bandwidth requirements. This variant is used as for VHF homing and covers the spot frequencies 121.5MHz, 156.8MHz and 243MHz. The phase variation between matched pairs is < 3 degrees.

  • VHF Homing
  • UHF Homing
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Specifications

  • Electrical Specs
  • Mechanical Specs
  • Standard Specs

Electrical Specs

Minimum Frequency
121.5
Maximum Frequency
243
Impedence
50
Return Loss VSWR
3.0:1
Gain
>-1 at 121.5, >-1 at 156.8, >0 at 243
Polarization
Vertical
Radiation Pattern Azimuth
Omnidirectional
Peak Power Watts
NA
Average Power Watts
NA

Mechanical Specs

Full Dimensions LxWxH mm
408 x 89 x 211
Height Above Base Plate mm
211
Mass kg
0.8
Connector Type
BNC Female, TNC Female

Standard Specs

Altitude ft
55000
Continuous Operating Temperature Min - C
55
Continuous Operating Temperature Max C
70
Vibration
RTCA DO-160C, Section 8, Categories C, J, L+M, and Y
Standards
DO-160
14043 (2)

Get in touch

Chelton Limited, Marlow HQ
The Chelton Centre
Fourth Avenue
Marlow
Buckinghamshire
SL7 1TF
United Kingdom
CAGE Code: U1907
Contact us to discuss your requirements!
Speak to our Sales or Engineering teams

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