A quick turn of the key is all a pilot usually needs to start the engine and go, but have you ever wondered what’s really going on beyond the fire wall to excite those spark plugs? The aircraft ...
F. R. HAIGH has recently compared the relative advantages of magneto and coil ignition used for generating the explosions which occur in motor-car engines (Students' Quart. J. Inst. Elec. Eng., Dec.).