Miller Audio LLC <br>Dallas-Fort Worth Metropolitan Area, TX, USA <br>4255 Peppermill Lane Dallas, TX 75287 <br>972-693-5116 <br>[email protected] <br>Miller Audio LLC, based in Dallas, TX, is a privately held, audio electronics design business. We manufacture specialized vacuum tube audio equipment for vintage and new production products. We develop and manufacture audio upgrades for vintage vacuum tube amplifiers, integrate automatic bias circuit designs to enhance and extend the service life of vacuum tubes. We manufacture upgrade audio kits, and design and build complete audio amplifiers, ready for use in home or commercial applications.