The 9th Signal Regiment later Joint Services Signal Unit, Cyprus is a communications unit of the Royal Corps of Signals. The regiment was first formed to supply communications for the troops based in Palestine and Egypt but later provided communications for British Forces Cyprus. Today the regiment is a joint unit controlling not only army units, but also naval and air force signals groups. Following the Army 2020 Refine the regiment lost their naval communications unit and gained an army unit following the initial operations of Operation Shader.
The history of the company gets somewhat confusing during the postwar years. This is because the 2nd Wireless Group was disbanded, and the Wireless Company was put into suspended animation. In 1923, following the 1920 formation of the Royal Corps of Signals, the Egypt Command Signals was formed. '. As part of this group, 2 Wireless Compan'''y was formed, this company was expanded from the former suspended Wireless Company. During this time, the company was based in Palestine. Throughout 1939 the Palestine Revolt was coming to an end when the company was helping the government to suppress the rebels.
By 1939, the squadron was based in Sarafand, while the rest of the regiment was based in Egypt. During the entire war, the squadron spent their time in the Palestine and didn't see any overseas service. During the war the squadron was based in Al-Sarafand and manned the wireless interception section on behalf of the code breaking service based in Bletchey Park in London. In February 1941, the 2nd Special Wireless Group moved to Heliopolis and the company's role was taken over by this new group.
By 1946, the 2nd Wireless Company and 2nd Special Wireless Group were merged to form the new 2nd Special Wireless Regiment. In 1947, following the end of the British Mandate in Palestine, the regiment moved to Cyprus where it was renamed as the 2nd Wireless Regiment. After moving to Cyprus, the regiment assumed radio surveillance duties and were based in Famagusta. In 1956, the regiment formed a detachment on the Aden/Yemen Border as a result of the border crisis. In 1959, in accordance with the renaming of units within the Royal Corps of Signals, the regiment became the 9th Signal Regiment . In 1999 the regiment merged with 33 Signal Unit RAF thus becoming a joint service unit. Following this merger, the regiment was re-named as the Joint Services Signal Unit, Cyprus. Before amalgamation, the regiment had the following structure;