JBL Synthesis SDP-40 Digital Surround Processor Controller - For Parts or Repair

JBL SYNTHESIS SDP-40 DIGITAL SURROUND PROCESSOR/CONTROLLER

JBL Synthesis SDP-40 Digital Surround Processor Controller - For Parts or Repair

JBL Synthesis SDP-3 Digital Surround Processor/Controller TESTED

Rare JBL Synthesis SP-MKII Surround Processor Preamp

JBL Synthesis SDP-3, SDP-2 Digital Surround Processor/Controller

JBL SDP-5 Synthesis THX Processor Digital Controller - Untested

Lexicon MC-12 Digital Surround Sound Preamp Processor Controller