Linux Xrandr set custom resolution

Date: 2016-07-04 
#!/bin/bash
#cvt 1680 1050 60
#Modeline "1680x1050_60.00"  146.25  1680 1784 1960 2240  1050 1053 1059 1089 -hsync +vsync
randr --newmode "1680x1050_60.00"  146.25  1680 1784 1960 2240  1050 1053 1059 1089 -hsync +vsync
xrandr --addmode "CRT1" "1680x1050_60.00"
xrandr --output "CRT1" --mode "1680x1050_60.00"
2500cookie-checkLinux Xrandr set custom resolution