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1) BUZZERS:
3) MOTOR: 4) MICROPHONE
5) SWITCHES The switches were with both buzzers. THANK GOODNESS FOR SWITCHES!!!
6) ACOUSTIC ANALYZING SYSTEM SOFTWARE This computer program was downloaded for free from www.freeware.com
I decided not to use the CO2 cartridges in my final demonstration because it was very difficult to puncture them properly. 9) BATTERIES--Batteries were used to power the buzzers. - 10AAA batteries were used to power the buzzer on the tube - A 9V battery was used to power the buzzer on the lego 10) PLEXI-GLASS BOX 11) FISHING LINE--(approximately 10m) 12) METAL TUBE-- used to run fishing line through it. |