DMX3191D DMX-38 DMX-38-11.0592MHZ DMX-38-16.670MHZ DMX-38-19.6608MHZ DMX-38-3.6864MHZ DMX-38-32.768K-12.5/30 DMX-38-32.768KHZ DMX-38-39.850MHZ DMX-38AT