(Cypress, California--February 18, 2014) Leader Instruments will exhibit the latest additions to its range of broadcast-quality test and measurement solutions at the 2014 NAB Show, Las Vegas Convention Center, April 7-10. Also on demonstration will be established products in the Leader range plus the latest broadcast-related technology from PHABRIX, Eyeheight and Trilogy. Leader LV5490 SD/HD/4K picture and signal monitor