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).
Specifications and test notes for a Klaxon Buzzer Horn (Bosch type).
| Identifier | ExFiles\Box 59\3\ Scan074 | |
| Date | 30th September 1930 | |
| RR 238 (150 BKS.) (OB 461-8-12-24) MP 306975 X6074. ROLLS-ROYCE LTD. INSTRUCTIONS. To E.F.C. Order No. A.P. kl Customer's No. - Klaxon Buzzer Horn (Bosch type) Particulars of the above horn which was left by Mr. Gentry of the Klaxon Co. were noted as follows:- Length (fore & aft) 9 1/4" Height 10 1/2" Weight (complete) 4 lbs 12 ozs Coil resistance 1.25 ohms As set by makers, current to break was 3.7 amperes and running current 1.6 amperes. The note produced was similar to that of the Bosch but not so loud. No further tests were done but the horn is now in AJL's hands for trial on cars. Signed J.H.A. This Sheet must be filed on completion of the work. | ||