The BDM9 would appear to resolve the flashing light situation. I see it has a Stereo/Mono line output to get a individual amp/subwoofer. I'll search far more carefully at it and will probably place one particular on purchase. I have presently constructed a TPS3255 utilizing the 3E board/electrical power provide, https://pingdirapp51.directoryup.com/top-level-category/displays-holders