wireless observer unit

forward observer (FO), forward observation officer; (artillery) observer / spotter

wireless / radio communications

wireless station

wireless transmitter

wireless van

wireless communication equipment

wireless link

wireless microphone

wireless system

wireless communication

wireless company

wireless lorry

wireless mechanic

wireless officer

wireless operator

wireless орегатог and air gunner

wireless орегатог mechanic

wireless silence

wireless tender

wireless truck

wireless

electoral observer

forward observer team

liaison observer

military observer (MILOB)

military observer mission

observer

observer mission

United Nations Aouzou Strip Observer Group (UNASOG)

United Nations Disengagement Observer Force (UNDOF)

United Nations Iran-Iraq Military Observer Group (UNIIMOG)

United Nations Military Observer Group in India and Pakistan (UNMOGIP)