CX-1C. DMX-512 Tester. Print Inquiry. Features. Synchronous DMX-512 signal output for testing; DMX-512 input/output display; 3 units for display: decimal, ...CX-1C. DMX-512 tester. Print query. functions. Synchronous DMX-512 signal output for testing; DMX-512 input/output display; 3 display units: decimal, ....PZA MORE SPECS