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).
Letter from the Royal Aircraft Establishment regarding radio interference tests on coil ignition relay switches.
| Identifier | ExFiles\Box 168a\2\ img223 | |
| Date | 5th June 1936 | |
| G.18/839. 6139. When Telephoning with regard to this letter please ask for Extension Number 111 TELEGRAMS: Ballooning, South Farnborough. TELEPHONE: 361 Aldershot. All Stores to be addressed:- R.A.E. Siding, Farnborough Station, Southern Railway (L. & S.W. Section) All communications to be addressed to The Chief Superintendent. OUR REFERENCE: E&I/M.G.752/28. YOUR REFERENCE: Hs{Lord Ernest Hives - Chair}/Wst.3/HJ. ROYAL AIRCRAFT ESTABLISHMENT, SOUTH FARNBOROUGH, HANTS. 5th June, 1936. Messrs. Rolls Royce, Ltd., Derby. WST Dear Sirs, COIL IGNITION RELAY SWITCH. 5549 With reference to your letter of May 23rd, 1936, we are returning to you under separate cover the two sample relay switches which were submitted to us for tests for radio interference. We have completed the tests on the modified screened relay using a short wave receiver, and the results will be communicated to you shortly. Yours faithfully, G.P.S marks for Chief Superintendent, R.A.E. | ||