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).
Comparison of amperage output for different electrical components under shunt wound and normal conditions.
| Identifier | ExFiles\Box 3\5\ 05-page108 | |
| Date | 14th August 1919 guessed | |
| -5- C. Shunt Wound OutPUT. Amperes. Speed. C.A.V. N.C.R.R. Lucas E.575 Smith Type A.{Mr Adams} 600 -- -- 2.3 700 1.7 -- 4.6 800 4.3 1.5 6.8 900 6.55 3.8 9.1 1000 8.95 5.7 11.3 1200 12.7 9.7 14.8 1400 15.15 13.4 -- D.{John DeLooze - Company Secretary} Normal Output. Amperes. Speed. C.A.V. N.G.E.R. Lucas E.575 Smith Type A.{Mr Adams} 600 .15 -- .9 700 2.3 -- 4.25 800 4.35 1.75 7.05 900 6.75 3.8 9.55 1000 8.8 5.8 11.0 1200 11.15 8.8 12.3 1500 12.75 11.4 12.95 2000 13.4 12.5 12.65 2500 13.0 12.5 12.05 3000 12.15 12.3 11.8 | ||