The threaded fasteners connecting the vibrating parts, require an additional safety net to eliminate the loosening of it. For this purpose, lock nuts, washers grower, etc.
In the domestic case, it will justify itself simple and fairly reliable reception: need nevinchany when the nuts drop on the threads of any glue.
Recommend to read
HOME SERVICE TIME
Hoping to equip the apartment "talking" for hours, tried to collect an acceptable design using standard domestic circuits. But once faced with the complexities of the "firmware"...
A SOLDERING IRON WITH A SYRINGE.
Anyone, even a well-equipped modern machine shop to do probably without soldering. And no matter how they fought for the engineering is still in front of us (according to the definition...
