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 performance graph of various Goshawk dynamos, plotting ampere output against dynamo RPM.
| Identifier | ExFiles\Box 51\1\ Scan155 | |
| Date | 29th August 1934 | |
| [ "AMPERE OUTPUT", "DYNAMO R.P.M.", "COMPARATIVE PERFORMANCES", "OF", "VARIOUS GOSHAWK DYNAMOS", "WITH", "MAIN BRUSHES SET 8° (APPROX) RETARDED FROM NOMINAL NEUTRAL POSITION.", "TOGETHER WITH", "CURVE OF MINIMUM SPECIFIED PERFORMANCE", "GOSHAWK PROD. MODS. 77", "STANDARD KESTREL VGS.A", "STANDARD EXPL. VGS.B", "SPECIFIED PERFORMANCE", "A.G.S/21", "29.8.34", "E.Y.C." ], | ||