Lowest usable high frequency
id:
lowest-usable-high-frequency-276-3174422
title:
Lowest usable high frequency
text:
The lowest usable high frequency (LUF), in radio transmission, is a frequency in the HF band at which the received field intensity is sufficient to provide the required signal-to-noise ratio for a specified time period, e.g., 0100 to 0200 UTC, on 90% of the undisturbed days of the month. Any frequency lower than this is not able to fulfill those requirements, while higher frequencies usually yield better result until the maximum usable frequency is reached. The amount of energy absorbed by the l
brand slug:
wiki
category slug:
encyclopedia
description:
Radio transmission term
original url:
https://en.wikipedia.org/wiki/Lowest_usable_high_frequency
date created:
date modified:
2023-03-28T22:30:27Z
main entity:
{"identifier":"Q1872620","url":"https://www.wikidata.org/entity/Q1872620"}
image:
fields total:
13
integrity:
14