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).
Output tests on a Delco-Remy High Output N°15A coil.
| Identifier | ExFiles\Box 164\5\ img384 | |
| Date | 6th July 1938 | |
| OUTPUT TESTS ON COILS MAKER. Delco-Remy TYPE High Output N°15A DISTRIBUTOR USED Delco-Remy MAKE RATIO .75 LOAD VALUE 5 Megohms VOLTAGE 12 AMBIENT TEMPERATURE 70°C DATE 6.7.38 CONDITIONS OF TEST Output taken after running in a oven maintained at 70°C for 1 1/2 hours. LT and HT cables in Std. Harness. Temperature of primary 151°C. Resistance of primary hot 4.55 ohms. DIST. SPEED | GAP. | KILO-VOLTS | PRIMARY CURRENT 0 | | | 2.60 200 | .050 | 5.95 | 1.80 400 | .055 | 6.4 | 1.75 600 | .056 | 6.5 | 1.67 800 | .059 | 6.8 | 1.60 1000 | .060 | 6.9 | 1.54 1200 | .060 | 6.9 | 1.49 1400 | .060 | 6.9 | 1.43 1600 | .059 | 6.8 | 1.37 1800 | .059 | 6.8 | 1.31 2000 | .058 | 6.7 | 1.22 2200 | .055 | 6.4 | 1.10 2400 | .054 | 6.3 | 1.06 Primary Inductance :- Secondary Inductance :- Tested By: | ||