Guides, primers, and FAQs from the ShowUp team.
Why "1500W peak!" on the side of an amp box almost never matches what you’ll actually hear.
5 min read
Stock alternator output drops 30–50% at idle. Here's how to do the math right.
7 min read
Three cables that punch above their weight: battery+, alternator+, and engine-to-chassis ground.
6 min read
A simple decision tree for matching enclosure type to the music you actually play.
How port air speed becomes audible turbulence, and what 17 m/s really means.
A sane sizing approach for staying off-grid without killing the starter battery.
Tower speakers, marine-grade wire, and the corrosion bits that matter.
A 90-minute prep routine that holds up under judges' scrutiny.