• Specifications
  • Overview

ADF Loop Antenna


Frequency Coverage190 KHz - 1800 KHz
Quadrantal Error+17.5 Degree


Weight2200 grams (max)
Height24 mm (max)
MaterialGlass Epoxy
Connector10 Pin Circular


Temperature-55°C to +90°C
Altitude50,000 feet
Note: The general datasheet for this product is available for download using the 'Download' link provided below. Please login to our customer section using the 'Login' link below for detailed information related to this product including gain, VSWR and other product related data.

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JM 705 is an airborne loop antenna used with the Automatic Direction Finding System. The antenna is a fixed loop ferrite core encased in a low drag aerodynamic composite shell suitable for mounting on the top or bottom exteriors of the aircraft fuselage. It is used with Marconi ADF System AD 380 and HAL ADF System ARC 610 A. This antenna is qualified and suitable for Sea King, Alouette (HAL Cheetah / HAL Chetak), AN 32 and similar aircrafts.


Tested as per MIL 810 D/E, JSS 55555, BS3G100



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