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).
Utility test report for a Watford E6 magneto, reference X3199.
| Identifier | ExFiles\Box 37\1\ scan 087 | |
| Date | 10th December 1920 | |
| RR 300 (1208) (SF 349 24-1-19) MP 200552 88255 ROLLS-ROYCE LIMITED. INSTRUCTIONS. 10 - XII - 1920 To: EFC Order No: 28 Customer's No.: 1 Re: X.430 X3199 Utility Test of Magnetos. X3199 A Watford E6 magneto was used running at 1500 rpm for the "Utility Test" as applied to the ignition coil and reported 25-XI-20, Remy Coil secondaries, being connected across one of the six gaps working. In taking the test almost perfectly steady sparking was obtained on the gap under test. Below are the figures which show the characteristics for the machine as it stands, but it would (Cont'd) Signed This Sheet must be filed on completion of the work. | ||