//piezo demo - transducer and LED
//thumb energised!
//JP Hare, Sept. 1st 2014, version 1.1

//ca. 1 1/2 hours print time on Ormerod

difference () {
//main rectangular base
cube([70,60,6]);

//piezo transducer hole
translate ([30,30,-5])
cylinder (h=15, r=20, $fn=30);

//piezo transducer fixing hole 1
translate ([15,10,-5])
cylinder (h=15, r=.8, $fn=30);

//piezo transducer fixing hole 2
translate ([15,50,0])
cylinder (h=15, r=.8, $fn=30);

//piezo transducer fixing hole 3
translate ([5,30,0])
cylinder (h=15, r=.8, $fn=30);
}


difference () {
//piezo transducer mount
cube([20,60,15]);

//piezo transducer fixing hole 1
translate ([15,10,-5])
cylinder (h=20, r=.8, $fn=30);

//piezo transducer fixing hole 2
translate ([15,50,0])
cylinder (h=20, r=.8, $fn=30);

//piezo transducer fixing hole 3
translate ([5,30,0])
cylinder (h=20, r=.8, $fn=30);
}

difference () {
translate ([-35,0,0])
cube([20,60,3]);

//piezo transducer fixing hole 1
translate ([15-35,10,-1])
cylinder (h=15, r=1.5, $fn=30);

//piezo transducer fixing hole 2
translate ([15-35,50,-1])
cylinder (h=15, r=1.5, $fn=30);

//piezo transducer fixing hole 3
translate ([5-35,30,-1])
cylinder (h=15, r=1.5, $fn=30);
}

difference () {
//LED post 1
translate ([30,3,0])
cylinder (h=15, r=3, $fn=30);

//piezo transducer fixing hole 3
translate ([30,3,2])
cylinder (h=15, r=.8, $fn=30);
}

difference () {
//LED post 2
translate ([38,3,0])
cylinder (h=15, r=3, $fn=30);

//piezo transducer fixing hole 3
translate ([38,3,2])
cylinder (h=15, r=.8, $fn=30);
}