HMS Experiment (1784)
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Experiment's sister ship HMS Argo | |
| History | |
|---|---|
| Name | HMS Experiment |
| Ordered | 13 July 1780 |
| Builder | Robert Fabian, East Cowes |
| Cost | £17,364[1] |
| Laid down | June 1781 |
| Launched | 27 November 1784 |
| Completed | 11 January 1785 |
| Commissioned | January 1793 |
| Fate | Sold 8 September 1836 |
| General characteristics [2] | |
| Class & type | Roebuck-class fifth-rate |
| Tons burthen | 890 35⁄94 (bm) |
| Length |
|
| Beam | 38 ft 0+1⁄2 in (11.6 m) |
| Draught |
|
| Depth of hold | 16 ft 4 in (5 m) |
| Propulsion | Sails |
| Complement | 300 (155 from 1798) |
| Armament |
|
HMS Experiment was a 44-gun fifth-rate Roebuck-class ship of the Royal Navy launched in 1784. The ship spent her entire career serving as a troop ship, store ship, or lazarette. Initially stationed in the West Indies, Experiment participated in the Battle of Martinique and Invasion of Guadeloupe in 1794. While travelling to Halifax, Nova Scotia, in 1797, the ship captured several high-value Spanish merchant ships, and subsequently returned to Britain. In 1801 she travelled to the Mediterranean Sea where she participated in the Egypt Campaign, with her boats serving as landing craft at the Battle of Abukir.
From 1803 onwards Experiment only served within British waters, initially as a guard ship at Lymington, and then as a harbour store ship at Falmouth. In 1815 the ship was converted into a lazarette, being stationed at Liverpool from 1817 until 1834. The ship was sold two years later.
Experiment was a 44-gun, 18-pounder Roebuck-class ship. The class was a revival of the design used to construct the fifth-rate HMS Roebuck in 1769, by Sir Thomas Slade. The ships, while classified as fifth-rates, were not frigates because they carried two gun decks, of which a frigate would have only one. Roebuck was designed as such to provide the extra firepower a ship of two decks could bring to warfare but with a much lower draught and smaller profile. From 1751 to 1776 only two ships of this type were built for the Royal Navy because it was felt that they were anachronistic, with the lower (and more heavily armed) deck of guns being so low as to be unusable in anything but the calmest of waters.[a][4] In the 1750s the cruising role of the 44-gun two deck ship was taken over by new 32- and 36-gun frigates, leaving the type almost completely obsolete.[5]

When the American Revolutionary War began in 1775 a need was found for heavily armed ships that could fight in the shallow coastal waters of North America, where two-decked third-rates could not safely sail, and so the Roebuck class of nineteen ships, alongside the similar Adventure class, was ordered to the specifications of the original ships to fill this need.[4][5][6] The frigate classes that had overtaken the 44-gun ship as the preferred design for cruisers were at this point still mostly armed with 9- and 12-pounder guns, and it was expected that the class's heavier 18-pounders would provide them with an advantage over these vessels. Frigates with larger armaments would go on to be built by the Royal Navy later on in the American Revolutionary War, but these ships were highly expensive and so Experiment and her brethren continued to be built as a cheaper alternative.[5]
Construction
Ships of the class built after 1782 received an updated armament, replacing small upper deck 9-pounder guns with more modern 12-pounders. All ships laid down after the first four of the class, including Experiment, had the double level of stern windows Roebuck had been designed with removed and replaced with a single level of windows, moving the style of the ships closer to that of a true frigate.[b][4]
All but one ship of the class were contracted out to civilian dockyards for construction, and the contract for Experiment was given to Robert Fabian at East Cowes. The ship was ordered on 13 July 1780, laid down in June 1781 and launched on 27 November 1784 with the following dimensions: 140 feet 0+1⁄2 inch (42.7 m) along the gun deck, 115 feet 8 inches (35.3 m) at the keel, with a beam of 38 feet 0+1⁄2 inch (11.6 m) and a depth in the hold of 16 feet 4 inches (5 m). Her draught, which made the class so valued in the American Revolutionary War, was 9 feet 5 inches (2.9 m) forward and 13 feet 9 inches (4.2 m) aft. She measured 890 35⁄94 tons burthen. The fitting out process for Experiment was completed on 11 January 1785 at Portsmouth Dockyard.[1]
Experiment, being one of the later ships of the class, received an armament of twenty 18-pounder long guns on her lower deck, with twenty-two 12-pounders on the upper deck. These were complemented by two 6-pounders on the forecastle; the quarterdeck was unarmed. The ship was to have a crew of 300 men.[4] Her name was a historical one of Royal Navy use, originating in about 1667.[7]

