LPM-55 Multi System TV Pattern Generator/television signal generator Main technical specificationsBrandMEITOUSHENModel:LPM-55Output Channel:VIDEO, Y / ... round, 8-level grayscale, 16-level grayscale, color stripes, multiple frequencies, RY color difference, BY color, dynamic small box, ... order linear grayscale and 16-order linear gray scale7, multiple frequencies of eight vertical frequencies were 0,8-1 ...