The machinery used paired high- and low-pressure turbines across four shafts to extract speed and power from the steam plant. Design studies considered more ambitious guns and triple turrets, but readiness and the hull growth needed for a wider beam worked against them. Tiger is described as a spirit ship for the wartime Royal Navy because she repeatedly went where required and sought close action. Her machinery and armament matched the service's preference for reaching the enemy and fighting aggressively.
Chapter · 13:23-16:15
A high-powered Royal Navy 'spirit ship'
Tiger's turbine arrangement, 13.5-inch armament, and concentrated fighting power embodied the Royal Navy's drive to reach and close with the enemy.