The reference desk for sound techs
Calculators, quick references and gear specs for live sound, AV installation and broadcast. No sign-up, no clutter, and the gotchas the textbook skips.
Speakers and amplifiers
70V / 100V speaker line calculatorTotal taps, line impedance, amp headroom, wire loss and the longest run for your gauge.
Speaker delay calculatorDistance to milliseconds and samples, with temperature correction.
Levels and signals
More on the way: speaker impedance, loudness targets, connector pinouts, Dante and PoE planning, and equipment specs.