All Science Fair Projects

Over 1000 FREE Science Fair Project Ideas!

Project title How does the size of a speaker affect its frequency responseFeatured science projectScience project video
Difficulty Level High school
Project page  Click here to view this science project

This experiment was done to investigate how the frequency response of a speaker will change using different sizes of enclosure. 

Instructions preview
1. For this experiment, the independent variable is the side of the enclosure and audio frequency played. The dependent variable is the decibel reading of the frequency. The reading is measured using a Decibel meter. The constants (control variables) are the materials used to construct the speaker, the size of the speaker and the distance of the decibel meter from the speaker. 2. The plywood planks are cut and constructed according to the speaker enclosure sizes shown in figure 2. The speakers are marked A for 500mm depth, B for 400mm depth and C for 300mm depth. The plywood .....
Search science fair projects Browse science fair projects
Science kits, science lessons, science toys, maths toys, hobby kits, science games and books - these are some of many products that can help give your kid an edge in their science fair projects, and develop a tremendous interest in the study of science. When shopping for a science kit or other supplies, make sure that you carefully review the features and quality of the products. Compare prices by going to several online stores. Read product reviews online or refer to magazines.
Copyright (C) 2020 All Science Fair All Rights Reserved. Site
All Science Fair Projects Homepage