Martin J. King (often referred to as MJK) is a legendary figure in the DIY audio community. His Mathcad worksheets are considered the "gold standard" for modeling quarter-wave loudspeaker enclosures (Transmission Lines, TQWTs, and Horns).
designs, these models eventually expanded to simulate nearly any enclosure type, from open baffles to complex front-loaded horns. Key features of these worksheets included: Acoustic and Electrical Circuits martin j king mathcad worksheets
, such as transmission lines and horns. Unlike simpler software, these worksheets use a rigorous calculation algorithm based on closed-form solutions of the wave equation to accurately predict complex acoustic behaviors. Quarter-Wave.com Key Technical Features Introduction - Quarter Wavelength Loudspeaker Design Martin J