HMCS Ottawa (DDH 229)

History
Canada
Name	Ottawa
Namesake	Ottawa River
Builder	Canadian Vickers, Montreal
Laid down	8 June 1951
Launched	29 April 1953
Commissioned	10 November 1956
Decommissioned	31 July 1992
Reclassified	21 October 1964 (as DDH)
Identification	DDH 229
Honours and; awards	Atlantic 1939–45, Normandy 1944, English Channel 1944, Biscay 1944
Fate	Scrapped in 1994.
Badge	Gules, a bend wavy argent charged with two cotises wavy azure over all a beaver or, the sinister forepaw resting on a log of silver birch proper.
General characteristics
Type	Destroyer escort
Displacement	As DDE:; 2263 tons (normal), 2800 tons (deep load); As DDH:; 2260 tons (normal), 3051 tons (deep load);
Length	366 ft (111.6 m)
Beam	42 ft (12.8 m)
Draught	As DDE: 13 ft (4.0 m); As DDH:14 ft (4.3 m);
Propulsion	2-shaft English-Electric geared steam turbines, 3 Babcock & Wilcox boilers 22,000 kW (30,000 shp)
Speed	28.5 knots (52.8 km/h)
Range	4,570 nautical miles (8,463.6 km) at 12 knots (22.2 km/h)
Complement	As DDE: 249; As DDH: 213 plus 20 aircrew;
Sensors and ; processing systems	As DDE:; 1 × SPS-12 air search radar; 1 × SPS-10B surface search radar; 1 × Sperry Mk.2 navigation radar; 1 × SQS-10 or −11 hull mounted active search and attack sonar; 1 × SQS-501 (Type 162) high frequency bottom profiling sonar; 1 × SQS-502 (Type 170) high frequency Limbo mortar control sonar; 1 × UQC-1B "Gertrude" underwater telephone; 1 × GUNAR (Mk.64 GFCS with 2 on-mount SPG-48 directors); As DDH:; 1 × SPS-12 air search radar; 1 × SPS-10B surface search radar; 1 × Sperry Mk.2 navigation radar; 1 × URN 20 TACAN radar; 1 × SQS-10 or −11 hull mounted active search and attack sonar; 1 × SQS-501 (Type 162) high frequency bottom profiling sonar; 1 × SQS-502 (Type 170) high frequency Limbo mortar control sonar; 1 × SQS-504 VDS, medium frequency active search (except 233 after 1986); 1 × UQC-1B "Gertrude" underwater telephone; 1 × GUNAR (Mk.64 GFCS with 1 on-mount SPG-48 director);
Electronic warfare ; & decoys	As DDE:; 1 × DAU HF/DF (high frequency direction finder); As DDH:; 1 × WLR 1C radar warning; 1 × UPD 501 radar detection; 1 × SRD 501 HF/DF;
Armament	As DDE:; 2 × 3 in (76 mm) Mk.33 FMC twin mounts guns; 2 × 40 mm "Boffin" single mount guns; 2 × Mk NC 10 Limbo ASW mortars; 2 × single Mk.2 "K-gun" launchers with homing torpedoes; As DDH:; 1 × 3"/50 Mk.33 FMC twin mount gun; 1 × Mk NC 10 Limbo ASW mortar; 2 × triple Mk.32 12.75 inch launchers firing Mk.44 or Mk.46 Mod 5 torpedoes;
Aircraft carried	As DDH:; 1 × CH-124 Sea King;
Aviation facilities	As DDH:; 1 × midships helicopter deck with Beartrap and hangar;

HMCS Ottawa (DDH 229) was a St. Laurent-class destroyer that served in the Royal Canadian Navy and later the Canadian Forces from 1956 to 1992. Ottawa was the first bilingual ship to serve in the Canadian navy.

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