‘F’ Squadron G.H.Q. Liaison Regiment or S.A.S. Phantom was attached to the Special Air Service Brigade to provide communications support in operations in France and beyond in February 1944. The role was to (i) provide parachute patrols and later small detachments in Europe (ii) manage the SAS Brigade Signals Office (iii) prepare communications plans for operations and brief parties before infiltration (iv) instruct SAS Brigade Regiments in wireless and cipher (v) equip S.A.S. parties with correct communications equipment before infiltration (vi) man S.A.S. Brigade base sets for daily communications to individual Regiments on exercise and operations (vii) man the BBC Announcer to those operating in France and beyond.

Field Marshal Montgomery meeting SAS Phantom [© IWM H 37835]

JEDBURGH SET, [Type 46/1]. The main method of communications between Phantom patrols and base sets in the UK. Receiver MCR1. Transmitter. Modified WS A Mk1*. Morse key mounted on front panel. Power supply: Dry LT/HT Battery as standard for MCR1; Hand generator for transmitter;. Antenna. Wire 25m with a counterpoise wire 25m.Wireless for the Warrior Volume 4 (‘Clandestine Radio’)