Editing Avro Shackleton (section)

===Avro 696 Shackleton Mk.2===
The Mark 2 had a longer nose and the radome was moved to the ventral position. A lookout position was added to the tail, two more 20&nbsp;mm cannons were added in the nose, and twin retractable tailwheels were fitted. One aircraft, WB833, originally ordered as an MR.1 was built as an MR.2 prototype and first flew on 17 June 1952.<ref name="aero76">{{cite journal|journal=Aeromilitaria|title=Avro Shackleton MR.2 in Royal Air Force Service|year=1976|issue=4/76|publisher=[[Air-Britain]]}}</ref> The last ten MR.1s on the production line were completed as MR.2s and orders for 80 new-build aircraft were placed; the last 21 were completed as MR.3s, the total number of MR.2s built being 69.<ref name="aero75" /> The first aircraft entered service with [[No. 42 Squadron RAF|42 Squadron]] at [[RAF St Eval]] in January 1953.<ref name="aero75" />

Mk.2s were later modified in parallel with phased modifications to the Mk.3:<ref name="howard">Howard (1972)</ref>

MR.Mk.2 Phase 1 or MR.Mk.2C: as per Mk.3 Phase 1.<ref name="aero76" /> Also received the sonics plotting table from the Mk.3.

MR.Mk.2 Phase 2: as per Mk.3 Phase 2.<ref name="aero76" />

MR.Mk.2 Phase 3: as per Mk.3 Phase 3, except that the Viper engines were not fitted.<ref name="aero76" />

'''Shackleton T.2'''
Ten MR 2 Phase 3 aircraft were modified in 1967 as T.2s at Langar to replace the T.4s with the Maritime Operational Training Units as radar trainers, with master and slave radar positions for training installed.<ref name="aero76" />

'''Shackleton AEW.2'''
In 1971 twelve MR.2s were converted at Woodford and Bitteswell as Airborne Early Warning aircraft, being fitted with  [[AN/APS-20]] radar in order to perform the [[Airborne early warning and control|Airborne Early Warning]] role. The first AEW.2 flew on 30 September 1971 and the type entered service with [[No. 8 Squadron RAF|8 Squadron]] on 1 January 1972.<ref name="aero76" /> The AEW.2 was retired on 1 July 1991.{{sfn|March|1992|p=75}}