crwdns2934241:0crwdne2934241:0 VojTech

crwdns2934249:0crwdne2934249:0:

I think in this device working the piezo element not like speaker but like object size detector. Same like in dyson vacuum cleaner. Small pieces hitting the piezo, thats generate a very small current, from this currend is calculated how many and how big pieces was catched.

crwdns2915684:0crwdne2915684:0:

open