Smartphone Sound Level Meter Apps – Part II

Relevancy of Smartphone Sound Level Meter Apps for Occupational Purposes  Of the millions of applications (apps) available for smartphones, many developers offer a number of sound measurement apps, including some intended to function as sound level meters (SLMs) in which the smartphone’s built-in microphone is used to pick up the sound for measurement.  In some…

Read More

Audiometer Evolution

Audiometer Evolution – Can Instruments Evolve? By George J. Frye President, Frye Electronics, Inc.   Evolution can occur that has little effect on the outward appearance of the object.  This involves operator interface features of an instrument rather than its inner workings.  Does this apply to instruments used in audiology? Traditional Audiometer Design – Mechanical…

Read More