$fn = 100;

difference() {
    color("grey")
    cube([100, 50, 4.65]);
    
    translate([15, 25, -0.05])
    cylinder(h=4.75, d=8.1);
    
    translate([25, 25, -0.05])
    cylinder(h=4.75, d=8.1);
    
    translate([20, 16.5, -0.05])
    cylinder(h=4.75, d=8.1);
    
    translate([20, 22.5, 0])
    xlr();
}

translate([15, 25, 0])
jack();

translate([25, 25, 0])
jack();

translate([20, 16.5, 0])
jack();

translate([20, 22.5, 0])
xlr();

module jack() {
    difference() {
        union() {
            color("darkgrey")
            translate([0, 0, -11.70])
            cylinder(h=16.35, d=8);
    
            color("darkgrey")
            translate([0, 0, -1.5])
            cylinder(h=1.5, d=10);
        }
     
        translate([0, 0, -10.34])
        cylinder(h=15, d=3.6);
    }
}

module xlr() {
    translate([0, 0, 4.20]) {
        difference() {
            color("white")
            cylinder(h=0.5, d=28);
            
            translate([0, 0, -0.05])
            cylinder(h=0.6, d=27);
        }
        
        color("blue")
        translate([-9, 8.5, 0.4])
        scale([1, 1, 0.1])
        text(text="1", size=2, font="JetBrains Mono", direction="ttb");
        
        color("red")
        translate([9, 8.5, 0.4])
        scale([1, 1, 0.1])
        text(text="2", size=2, font="JetBrains Mono", direction="ttb");
        
        color("white")
        translate([4, -8.5, 0.4])
        scale([1, 1, 0.1])
        text(text="3", size=2, font="JetBrains Mono", direction="ttb");
    }
}