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 ampere output vs. RPM speed curves for a Lucas E.G.R.R. Dynamo for Goshawk under cold and hot conditions.
| Identifier | WestWitteringFiles\G\September1921\ Scan96 | |
| Date | 29th September 1921 | |
| AMPERE OUTPUT - SPEED CURVES OF LUCAS E.G.R.R. DYNAMO FOR GOSHAWK COLD AND FULLY HOT CONDITIONS ON SCHEDULED VOLT - AMPERE CHARACTERISTICS. Hot Specified Performance Dotted Figures on curves are operating voltages. COLD FULLY HOT AMPERE OUTPUT Y-Axis: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 R.P.M. X-Axis: 0, 200, 400, 600, 800, 1000, 1200, 1400, 1600, 1800, 2000, 2200, 2400, 2600, 2800, 3000, 3200, 3400 Curve Data Points: 14.4, 14.5, 14.4, 14.0, 13.8, 14.0, 14.6, 14.65, 14.6, 14.5, 14.35, 13.6, 13.8, 13.85 P.L. 28.9.21 | ||