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).
Test results log for Goshawk ignition coils.
| Identifier | ExFiles\Box 45\4\ Scan207 | |
| Date | 26th October 1923 | |
| X.4079 X.3604cl. GOSHAWK IGNITION COILS. X.4079. Date. | Coil number. | (1) Secondary continuity. | (2) Secondary milli-amps. | (4) O.C.S. Test. | (5) Running current (amps) | (6) Amps. Volts. Ohms | Remarks. | | | > 13.5 a.{Mr Adams} | > 1.5 a | .90 to 1.10 | 1.70 to 1.90 | 1.2 to 1.35 | | 17.5.23. | TG.1 | O.K. | 13.3 | O.K. 1.34a | .92 | 1.72 | 1.21 | .70 | In lab. " | TG.2. | " | 13.5 | O.K. 1.34a | .95 | 1.75 | 1.23 | .70 | In lab. 17.3.23. | 1.TG.3. | " | 11.3 | O.K. 1.42 a.{Mr Adams} | 1.0 | 1.86 | 1.32 | .71 | Sent to E for 5GII 21.3.23. " | 2.TG.3 | " | 10.9 | O.K. 1.34 a | .98 | 1.79 | 1.20 | .67 | On 2GII 27.3.23 " | 3 TE.3 | " | 11.7 | O.K. 1.32 a | .93 | 1.74 | 1.23 | .71 | On G.1 17.5.23. | 4.TG.3 | " | 12.5 | O.K. 1.34 a | .97 | 1.75 | 1.28 | .73 | After being reprd. & rewound. 8.5.23. | 5.TG.3 | " | 11.0 | O.K. 1.33 a | .99 | 1.75 | 1.21 | .69 | On 7GII. 26.10.23. | | | | | | | | | | ||