Tonelux JC37 The Tonelux JC37 is the product of an endeavor by legendary engineer/producer, Joe Chiccarelli to create a present-day production microphone having the utility and singular sonic characteristics of the Sony C37a mics, manufactured in mid 20th century. Retaining the base elements of the original design – a vacuum tube buffered 37mm single diaphragm transducer with transformer [...]