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).
Graph of open circuit voltage curves for a Smith (T&M) Type A Dynamo with separate excitation.
| Identifier | ExFiles\Box 3\5\ 05-page102 | |
| Date | 13th June 1917 | |
| SMITH (T&M) TYPE A DYNAMO OPEN CIRCUIT VOLTAGE CURVES SEPARATE EXCITATION. A.{Mr Adams} VOLTS FIELD AMPERES MAIN VOLTAGE 2500 R.P.M. MAIN VOLTAGE 1500 R.P.M. VOLTAGES BETWEEN MAIN -VE AND AUXILIARY -VE BRUSHES 2500 R.P.M. 1500 R.P.M. E7.S 13.6.17 | ||