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).
Test results for endurance, short circuit, open circuit, and an open circuit primary volt-speed curve.
| Identifier | ExFiles\Box 65\3\ scan0078 | |
| Date | 3rd September 1927 guessed | |
| Contd. (6) Endurance test:- OK. (7) Short circuit test :- OK. (8) Open circuit test :- OK. (9) Open circuit primary volt-speed curve. Speed. Volts. Volts/Speed. 400 2.42 .00605 800 4.65 .00582 1200 6.68 .00556 1600 8.37 .00523 2000 10.81 .00540 2400 12.73 .00530 2800 14.57 .00520 3200 16.30 .00510 3400 17.21 .00506. Contd. | ||