Apple has revealed that it will release its second fiscal quarter results on April 20. As usual, the release will be followed by a conference call to discuss the financial results, which will begin at 5:00 p.m. Eastern Time. iLounge will be providing coverage of the call. Notably, Apple may wait until the earnings release to announce sales figures for the iPad 2; in addition, if rumors regarding a later than normal iPhone launch are true, it is possible…