HOW TO – Make a sound level indicator

Technology
HOW TO – Make a sound level indicator

Sound Level Indicator 003
Here’s how to build a pretty neat looking sound meter, I just bought some ear projection that is rated for 30db, so this might be fun to test if they really work with a visual indicator… [via] – Link.

More:
MAKE electronics archives – Link.

Discuss this article with the rest of the community on our Discord server!
Tagged

current: @adafruit - previous: MAKE, popular science, hackaday, engadget, fallon, braincraft ... howtoons, 2600...

View more articles by Phillip Torrone

ADVERTISEMENT

Maker Faire Bay Area 2023 - Mare Island, CA

Escape to an island of imagination + innovation as Maker Faire Bay Area returns for its 15th iteration!

Buy Tickets today! SAVE 15% and lock-in your preferred date(s).

FEEDBACK