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Home >> Pontiac >> 2009 >> Torrent Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 169 (Cellular System, Entertainment System & Navigation System) >> Description and Operation >> Radio/Audio System Description and Operation >> AM/FM Reception >> Radio Signal >> FM Reception

FM Reception

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The shorter wavelengths of the higher frequency FM band:

Broadcasts in the FM band are limited to line of sight reception which is typically 40 km (25 miles). Even when out of a direct line of sight, the signal may be reflected into areas that would be in a shadow otherwise. Factors which affect the line of sight include: