Apple Inc (nasd: AAPL) - Apple’s FY09 gross margin should well-exceed management’s guidance of 30%. There are multiple factors that will support FY09 gross margins. 1) As iPhone’s revenue contribution to total company sales increases, overall gross margins will rise since the iPhone carries a very high GM. 2) There will be a more favorable component price environment created by plunging commodity and energy prices. 3) As production volume rises for the iPhone and MacBooks, scale effects and cost efficiencies will benefit drive down product costs. 4) Higher revenues supply leverage by spreading fixed costs across a higher revenue base.Apple’s guidance is way too conservative; yet considering the economic landscape, management is exercising prudence. This cushion should help Apple exceed earnings expectations even if the economy adversely affects its business. With gross margin expectations so low, Apple’s revenue growth could turn out worse than expected and still match/beat …