how to make ur own contact pickup at home !!!
go to any electronis shop and get a piezo buzzer !!
break the outer cover!!
leave the front part as it is stuck to the piezo transducer !!
stick it to ur guitar!!
add a cover behind it and add a 3.5 or 6.5mm jack to it n connect to a good amp !!!
n u r done !! have fun :P