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 40/50 H.P Dynamo Output Curves.
| Identifier | ExFiles\Box 60\1\ Scan146 | |
| Date | 14th December 1929 | |
| 40/50 40/50 H.P DYNAMO OUTPUT CURVES AMPERE OUTPUT OPERATING VOLTAGES SPECIFIED CURVE OF OUTPUT REQUIREMENTS FOR 40/50 H.P S.S. DYNAMO 1. REPRESENTATIVE CURVE OF N.B. STANDARD (29 SLOT ARMATURE) MACHINE. 8° 121° 2. REPRESENTATIVE CURVE OF MACHINE WITH 28 SLOT ARMATURE AND THINNER STAMPINGS PHANTOM AND SS{S. Smith} 9° 122° 3. MAXIMUM PERMISSIBLE CURVE OF MACHINE WITH 24 SLOT ARMATURE AND PROPOSED B ANGLE OF 18° C=133° 4. REPRESENTATIVE CURVE OF 24 SLOT ARMATURE MACHINE 18° 136.5° I-O.2 DYNAMO R.P.M. PHANTOM II CHASSIS M.P.H. WITH 11/41 AXLE & 33.0" TYRE DIA: | ||