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 detailing various types of condensers in the laboratory with remarks on their construction and performance.
| Identifier | ExFiles\Box 52\3\ Scan203 | |
| Date | 25th March 1925 | |
| X. 4430 25.3.25. LIST OF R.R. CONDENSERS IN LAB. No. Remarks. IC. Standard condenser with improved connections to LeC.1745. I.C.1. 0.3. Standard condenser. S.E. Standard condenser, the ends being sealed with Elo synthetic varnish. 494. Standard condenser with pressphen packing over the strip connections. 613. Standard condenser baked at higher temperature. 741. Condenser made up with stickolene between the layers of paper and the whole pressed. 774. Same as 741. SS. {S. Smith} Standard condenser with the ends sealed with stickolene. 794. Standard condenser with [strikethrough]waxaxaxdsdxadxdxdxwixh xxxxxxxxxx[/strikethrough] rather high capacity. 1252. Standard condenser. Put on 76H 1312. Condenser made up with untreated white paper and impregnated with commercial paraffin wax. 1335. Same as 1312. 1577. Condenser made up with untreated white paper and impregnated with pure wax at a melting point of 112°F. {Mr Friese} 1590. Standard condenser - not baked but impregnated with commercial paraffin wax. 1600. Condenser made up of untreated white paper and impregnated with pure wax at a melting point of 125°F. {Mr Friese} This condenser has completed 17,000 miles O.K. on chassis 98-NK. 1609. Standard condenser impregnated first with a mixture of commercial wax and resin and then baked. | ||