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 the performance characteristics of a generator under test conditions.
| Identifier | ExFiles\Box 43\1\ Scan035 | |
| Date | 29th November 1927 | |
| GENERATOR. TEST OF NOV. 29/27. FIELDS IN SERIES. 105 TURNS #15. B & S. ROOM 24°C. FRAME 70°C. BATTERY. 3.X X 21-1. FIELD CONNECTION ON GENERATOR BY LOW-RESISTANCE JUMPER. S.C.C. ENAMEL WIRE. .010 AIR GAP. STANDARD ARMATURE. 1.250 SP.{Mr Spinney} GRAV. VOLTS. AMPS. R.P.M. CURRENT OUTPUT HIGH. CURRENT OUTPUT LOW. TERMINAL VOLTAGE HIGH. TERMINAL VOLTAGE LOW. FIELD VOLTAGE HIGH. FIELD VOLTS LOW. FIELD CURRENT HIGH. FIELD CURRENT LOW. V.{VIENNA} & A.{Mr Adams} PHANTOM. PROV. NO. | ||