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).
List of outstanding tests required for the experimental Watford EC6d magneto.
| Identifier | ExFiles\Box 48\2\ Scan240 | |
| Date | 14th February 1925 | |
| EFC. {E. Fowler Clarke - Electrical Engineer} X8796 14.2.25. EXPERIMENTAL TEST OF WATFORD EC6d MAGNETO The following items of our comparative test specification have not yet been carried out on the latest EAC. Watford magneto. Item. Test. 4 Timing. 11. Remy coil leak test. 11a. Chemical leak test. 12. Max. regular sparking speed. 14. Secondary milliamps. at 108 V A.C. 15. Variation of timing with gap. ------ Items 9 and 10 which refer to the O.C. and S.C. curves are not considered necessary. In addition to these tests, the resistance of both primary and secondary is required. HEW. HEW. instructed to complete. EFC. {E. Fowler Clarke - Electrical Engineer} | ||