Automobile ignition systems rely on perfect timing.

Many of the interference patterns observed on a television screen are caused by electrical noise generated by such things as appliancees, automobile ignition systems, and neon signs.

Billions of city lights are polluting the night skies, blotting out faint starlight; and radiotelescopy is seriously compromised by the radio haze created by small appliances like radio-operated garage door openers, automobile ignition systems and electric motors.

How much do you know about automobile ignition systems?

Today a village justice here ordered Mr. Donaldson, a 54-year-old repeat drunken-driving offender, to install a breath analyzer on his automobile ignition system.

They are considered obsolete because they are susceptible to eavesdropping and interference, especially from fluorescent lighting and automobile ignition systems.

Prior to the advent of solid-state ignition, automobile ignition systems commonly included a ballast resistor to regulate the voltage applied to the ignition system.

They are no longer in production, and were very susceptible to interference from fluorescent lights and nearby automobile ignition systems.