It depended on the exact radio they had fitted. Most Spitfires had an aerial right behind the cockpit, about 2 ft tall, with a wire running to the fin. Some later models had a smaller 'whip' aerial.
The top speed of a British Spitfire is three hundred and sixty miles per hour. The Spitfire can reach an altitude of thirty six thousand feet.
The Mk 1 Spitfire could do 365 mph. at 18,000 feet.
606 mph
409mph
Gerard S. Morris has written: 'Spitfire' -- subject(s): Aerial operations, New Zealand, Conservation and restoration, New Zealand, New Zealand Aerial operations, New Zealand. Royal New Zealand Air Force, Spitfire (Fighter planes), World War, 1939-1945
David Moore Crook has written: 'Spitfire pilot' -- subject(s): Battle of Britain, British Aerial operations, English Personal narratives, Great Britain, Great Britain. Royal Air Force. Squadron, 609, Spitfire, Spitfire (Fighter planes), World War II, World War, 1939-1945, Spitfire (Fighter plane)
606 mph (975 km/h)
Gordon Beckles Willson has written: 'Birth of a Spitfire' -- subject(s): Aerial operations, Finance, World War, 1939-1945
Aerial spreading of fertiliser
The top speed of the MkIX was about 420 mph. This version had a 1,720 hp Merlin 66.
R. V. Ashman has written: 'Spitfire against the odds [' -- subject(s): Aerial operations, British, British Aerial operations, British Personal narratives, Fighter pilots, Personal narratives, British, World War, 1939-1945
normally the spitfire was just called spitfire and the the mark E.G spitfire Mk XI