noise-equivalent input, <of a detector>
value of the detector input that produces an output equal to the root mean square (RMS) noise output, for a stated frequency and bandwidth of the measuring instrument
Note 1 to entry: It is usual to consider a 1 Hz bandwidth, and this value is implied unless stated otherwise.
Note 2 to entry: This entry was numbered 845-05-62 in IEC 60050-845:1987.
Note 3 to entry: This entry was numbered 17-814 in CIE S 017:2011.