Patent ID: 7194104
Filing Date: 2007-03-20
Classification: H04R

Abstract:
1. An audio speaker connection block for speakers having a first voice coil and a second voice coil, each voice coil having a first lead and a second lead, both voice coils to be driven by a single audio signal source or each voice coil to be driven by a different audio signal source, each audio signal source presenting an audio signal between two audio signal terminals, said connection block comprising: first, second, third and fourth electrical conductors; a housing to retain said first, second, third and fourth electrical conductors in fixed positions with respect to each other; a voice coil terminal attached to each of said first, second, third and fourth electrical conductors, each voice coil terminal disposed to receive only one lead of one of said voice coils with said voice coil terminal attached to said first electrical conductor disposed to receive said first lead of said first voice coil of a first polarity, said voice coil terminal attached to said second electrical conductor disposed to receive said first lead of said second voice coil of said first polarity, said voice coil terminal attached to said third electrical conductor disposed to receive said second lead of said first voice coil of a second polarity, and said voice coil terminal attached to said fourth electrical conductor disposed to receive said second lead of said second voice coil of said second polarity; and an audio signal input terminal attached to each of said first, second, third and fourth electrical conductors, each disposed to have attached thereto no more than one different audio signal terminal.