Faber Acoustical, LLC today announces SpeakerDraft 1.1, a new loudspeaker modeling app for iPad. SpeakerDraft makes it easy and fun to visually optimize the bass response of a simple loudspeaker design, such as a subwoofer. Anyone designing a box for their next car or home theater subwoofer can use SpeakerDraft to quickly model the bass response of their design. SpeakerDraft supports the design of sealed and ported loudspeaker boxes. The width, height, and depth of the box are fully adjustable.