DBrn
id:
dbrn-178-13244937
title:
DBrn
text:
The symbol dBrn or dB(rn) is an abbreviation for decibels above reference noise. Weighted noise power in dB is referred to 1.0 picowatt. Thus, 0 dBrn = -90 dBm. Use of 144 line, 144-receiver, or C-message weighting, or flat weighting, can be indicated in parentheses. With C-message weighting, a one-milliwatt, 1000 Hz tone will read +90 dBrn, but the same power as white noise, randomly distributed over a 3 kHz band will read approximately +88.5 dBrn, because of the frequency weighting. With 144 w
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/DBrn
date created:
2002-02-25T15:43:11Z
date modified:
2024-09-04T18:27:51Z
main entity:
{"identifier":"Q5204450","url":"https://www.wikidata.org/entity/Q5204450"}
image:
fields total:
13
integrity:
14