The human ear responds more to frequencies between 500 Hz and 8 kHz and is less sensitive to very low-pitch or high-pitch noises. The frequency weightings used in sound level meters are often related to the response of the human ear, to ensure that the meter is measuring pretty much what you actually hear. It is extremely important that sound level measurements are made using the correct frequency weighting - usually A-weighting.
'Bonanza,' 'Trapper John, M.D.' star Pernell Roberts dies. Pernell Roberts portrayed Dr. John McIntyre on Trapper John, M.D..
Iwan Rheon. Iwan Rheon (born 13 May 1985) is a Welsh actor, singer and musician, best known for portraying Ramsay Bolton in the HBO series Game of Thrones, Simon Bellamy in the E4 series Misfits and Ash Weston in the ITV sitcom Vicious. Rheon was born in Carmarthen, Carmarthenshire.