The 8 Day Pendulum Driven Clock
An eight-day clock are also the usual pendulum driven clock that hits the hours with the used of the small bellows and eventually creates whistles just like with he typical cuckoo clocks. Additionally, the 8 day cuckoo clocks strikes into a wire gong whenever it hits the hour. These clocks play a musical tune in a Swiss musical box right after it hits the hours or half. This clock contains and plays music after the call of cuckoo on the hour and interchange between 2 melodies. In order to generate the cuckoo call, it must be wound once a week or once in every eight days.