Amplifier Power and Headroom Calculator
Estimates how many watts per channel your amplifier needs to reach a target peak level at your listening seat, from speaker sensitivity, impedance, distance and room gain.
Open the calculatorHome / Free tools
Free toolsFree reference hi-fi audio calculators and planners
Practical, no-signup tools built by the Sonoholm team. Free to use, free to link to, and honest about their assumptions.
Hi-Fi System Cost of Ownership Calculator
Estimates what a high-end audio system really costs per year and per listening hour once depreciation, sales tax and upkeep are counted, for buyers weighing a 5,000 to 15,000 USD purchase.
Open the calculatorHi-Fi Budget Split Planner
Turns an all-in hi-fi budget into pre-tax spending targets for speakers, amplification, source and accessories so buyers of 5,000 to 15,000 USD systems can shop with clear ceilings.
Open the calculatorFree to use and to link
https://sonoholm.com/tools/These tools are free for anyone, including other publishers. If one helps your readers, a link back to the tool page is appreciated.