re what is zero db sehari iastate edu babak sehari writes similarly people usually use db for dbm another common mistake is spelling db instead of db as you did in your article see the b is for bell company the mother of at t and should be capitalized thus a decibell deci l tenth of bell is a fractional part of the original bell for example southwestern bell is a decibell and the measure of current amp is actually named after both the amp company and the amphenol company both companies revolutionized electronics by simulatenously realizing that the performance of connectors and sockets were affected by the amount of current running through the wires the ohmite company was the first to characterize resistances by numbers thus our use of the ohms alexander graham bell actually is where bell came from actually bel refers with highest regards babak sehari joseph chiu josephc cco caltech edu os you gotta get this thing msc caltech pasadena ca os the operating system of tomorrow today
