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).
Instructions to investigate a sparking noise inside a coil by opening it up for examination.
| Identifier | ExFiles\Box 61b\4\ scan0115 | |
| Date | 8th November 1926 | |
| ROLLS-ROYCE LTD. INSTRUCTIONS. (3) To__________________19__ Order No. WB{Mr Brazier/Mr Bell}14 (Contd Customer's No.__________________ This theory was further evidenced by a characteristic sparking noise intermittently occurring inside the coil when open-circuited. We consider that this is a good opportunity for having this coil opened up for the purpose of examining the method of construction (see WB{Mr Brazier/Mr Bell}109 attached to EFC2/T8-11-26) and also to discover the exact cause of the partial failure. Signed H.E.W. This Sheet must be filed on completion of the work. RR 236 (150 BKS.) (DB{Donald Bastow - Suspensions} 451-8-12-24) MP 306975 | ||