Negative amplitude means the signal is attenuated relative to a reference point, so if you see e.g. -20dB, it means the signal is 1/10th of the reference value. dB on it's own is unitless, so you will see things like dBm (relative to 1mW â 0dB = 1mW), or dBV (relative to 1V â 0dB = 1V).
In Colorado, the offer is valid at the Denver Zoo and the Denver Art Museum. However, the Denver Art Museum is Sunday only, because they already offer free admission to everyone on the first Saturday of the month. This list does change, so check the Museums on Us website, before you go.
Home > Music Festivals > Electric Zoo Festival > Electric Zoo Festival 2016. The dates of Electric Zoo 2016 runs from Friday, September 2nd through Sunday, September 4th. More information is available on the official Electric Zoo website. Electric Zoo is an electronic music festival held at Randall's Island Park in New York City every Labor Day weekend, which is the weekend before the first Monday in September.