Antenna cover with 2 pigtail locations for Spektrum DX9 (twin antenna)

This is an antenna cover which can fit Spektrum DX9 radio, with location for 2 pigtails. It allows to use 2 external antennas, so range can be increased.

Assembly instructions: http://www.canardwifi.com/2016/05/27/augmenter-la-portee-dune-radiocommande-2-4-ghz-exemple-dune-spektrum-dx9/ (in french, use Google translate if needed)

Pigtail: http://www.wifi-highpower.co.uk/199-pigtail-rp-sma-jack-to-ufl-10-cm.html
Antenna: http://www.wifi-highpower.co.uk/omnidirectionnal-wifi-antennas/14-9-d