Lascar panelpilotace advanced programmable tft development kit and meters lascar sgd 28 m the lascar sgd 28 m is a multifunction graphics meter with a 320 x 240 pixel colour display and usb programming interface using the supplied windows compatible software package it is possible to setup the meter including the type of meter ie 3frac34 digit voltmeter bar graph or analogue style meter colours and input voltage scalingwhen setup is complete the settings can be saved and the met