1993 Cadillac Eldorado Owner's Manual - Page 165

FM Stereo FM stereowill give you the best sound. But FM signals will reach only about 10 to 40 miles (16 to 65 km). And, tall buildings or hills can come and go. interfere with FM signals, causing the sound to AM The range formost AM stations is greater than for FM, especially at night. The longer range, however, can cause stations to interfere with each other. AM pick up noise from things like storms andpower can lines. Try reducing the treble to reduce noise if you ever get it. this to This means your radio produce quality AM sound comparable FM can stereo. AMAX' reduces noise without reducing the frequencies you high need for the best sound.In addition toimproved sound quality, AMAX' includes more station on the AM band. don't have to do anything in You your radio becauseAMAX' is automatic. AM Stereo This means theDelco' system can receive C-QUAM' stereo broadcasts. Many AM stations around the country use C-QUAM' to produce stereo, though some do not. (C-QUAM@ a registered trademark of Motorola, is Inc.) If your Delco' system can get C-QUAM@,your "ST" stereo light will come onwhen you're receiving it. 151