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).
Comparative output curve graph for C.A.V. & R.R., Lucas E3YE, and Smith (T&M) Type A dynamos.
| Identifier | ExFiles\Box 3\5\ 05-page061 | |
| Date | 14th May 1919 guessed | |
| COMPARATIVE OUTPUT CURVES OF C.A.V. & R.R. LUCAS E3YE AND SMITH (T&M) (TYPE A) TYPE DYNAMOS WEIGHTS C.A.V. & R.R. 32.5 lbs LUCAS E3YE 29 lbs SMITH (T&M) 32 lbs Y-AXIS: OUTPUT (AMPERES) X-AXIS: DYNAMO R.P.M. x 100 CURVE LABELS: SMITH (T&M) TYPE A (STARTING COLD) SMITH (T&M) TYPE A (HOT) C.A.V. & R.R. (HOT) LUCAS E3YE (HOT) BOTTOM LEFT: 500 525 600 650 700 R.P.M. 12.4 13.0 15.0 16.2 17.4 M.P.H. BOTTOM RIGHT: SMALL ARROWS DENOTE SPARKING AT BRUSHES BOTTOM CENTRE: DRAWING No A.1. | ||