From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Acceleration tests comparing a standard carburetter with one fitted with an air silencer.
| Identifier | ExFiles\Box 24\5\ Scan223 | |
| Date | 4th June 1930 guessed | |
| -2- Acceleration tests were taken with both air silencer and standard carburetters fitted. These show that the standard carburetter gives slightly better results. - Average figures Standard Carburetter C.O. closed. 10-30.= 7.73secs. " " " " 30-60.=15.13secs. " " " C.O. open. 10-30.= 7.2 secs. " " " " 30-60.=13.8 secs. Average figures Air Silencer Carb. C.O. closed. 10-30.= 8.33secs. " " " " 30-60.=15.4 secs. " " " C.O. open. 10-30.= 7.6 secs. " " " " 30-60.=14.33secs. | ||