John Bareham 

Consultant 

John R. Bareham

is an independent consultant in practice since 1991. His specialty is electroacoustic measurement. His practical experience includes measurements on telephones, loudspeakers, microphones, headphones, hearing aids, hydrophones, sound systems and listening rooms. His background includes nine years with Brüel & Kjær as Applications Engineer and member of the Senior Technical Staff, contributions to IEEE and ANSI standards, and several technical papers and application notes.