Fosgate 360° SPACE MATRIX Surround Processor Model DSM-3603 *UNTESTED*

Fosgate 360° SPACE MATRIX Surround Processor Model DSM-3610 Untested As Is

Ultra Stereo JMX-20B Matrix Decoder And Equalizer

Fosgate 360° SPACE MATRIX Surround Processor Model DSM-3610 Untested As Is

FOSGATE AUDIONICS DSM-3608 PRO-PLUS 360* DIGITAL SPACE MATRIX

Fosgate Research 3601 Directional Processor Remote

Gavotte Pro-Plus 360 – Jim Fosgate Digital Space Matrix Unit

FOSGATE AUDIONICS 360 DIGITAL SPACE MATRIX DSM-3606 5.1 Surround Sound Processor