The measurement quoted in dB describes the ratio (10 log power difference, 20 log voltage difference, etc.) between the quantity of two levels, the level being measured and a reference.
Alt Codes for Bracketing ; Alt Code Symbol Description Alt 40 ( Open Bracket Alt 41 ) Close Bracked Alt Codes for Degree of Accuracy ; Alt Code Symbol Description Alt 241 Â± Plus or Minus Alt Codes for Fractions ; Alt Code Symbol Description Alt 47 / Fraction seperator
ALT Codes - Alt Codes for Spanish. Welcome to Useful Shortcuts, THE Alt Code resource! If you are already familiar with using alt codes, simply select the alt code category you need from the table below. If you need help using alt codes find and note down the alt code you need then visit our instructions for using alt codes page. Alt Codes. Alt Codes for Spanish / castellano.