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 showing output curves for a 20 HP dynamo.
| Identifier | WestWitteringFiles\T\2July1929-December1929\ Scan187 | |
| Date | 1st July 1928 | |
| M.{Mr Moon / Mr Moore} (High Output Armature) 7° 126° July '28 20 H.P. REPRESENTATIVE OUTPUT CURVE OF STANDARD 20HP DYNAMO AT 80°C SPECIFIED CURVE OF OUTPUT REQUIREMENTS - FOR 20 HP DYNAMO 20 H.P. DYNAMO OUTPUT CURVES AMPERE OUTPUT APPROX: OPERATING VOLTAGE DYNAMO R.P.M. CHASSIS M.P.H. 11/50 AXLE, 31.4" DIA' TYRES | ||