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2006-06-11 10:41:51 · 8 answers · asked by promask101 1 in Consumer Electronics Other - Electronics

8 answers

amplitude modulation

Amplitude modulation (AM) is a method of impressing data onto an alternating-current (AC) carrier waveform.� The highest frequency of the modulating data is normally less than 10 percent of the carrier frequency.� The instantanous amplitude (overall signal power) varies depending on the instantaneous amplitude of the modulating data.

http://360.yahoo.com/jcbroogley

2006-06-11 11:33:44 · answer #1 · answered by Anonymous · 0 0

Ante Meridiem

"The 12-hour clock is a timekeeping convention in which the 24 hours of the day are divided into two periods called ante meridiem (a.m., Latin from most idiomatic to most literal "forenoon" "before noon", "before midday", "before the middle of the day", "before the meridian", and "before the middle day")"

2006-06-11 17:45:07 · answer #2 · answered by Anonymous · 0 0

Ante-Meridian.

The Prime Meridian is where all timezones start from. You are either at, ahead, or behind the meridian.

PM is poste-meridian.

This was established in 1881, the PM is in greenwich England.
Hope this helps.

2006-06-11 17:44:56 · answer #3 · answered by aliasasim 5 · 0 0

it Stands for Ante Meridiem, a latin word meaning before noon.

2006-06-11 17:45:45 · answer #4 · answered by Anonymous · 0 0

"A.M." stands for ante meridiem, Latin for before noon. "P.M." stands for post meridiem, Latin for after noon.

2006-06-11 17:45:08 · answer #5 · answered by ch3rrybl0ss0m 2 · 0 0

ante meridian--

latin or something?? who knew. lol

2006-06-24 22:23:37 · answer #6 · answered by hiimehasmile 2 · 0 0

http://www.cnn.com/interactive/specials/...

2006-06-23 20:26:31 · answer #7 · answered by LaTisha 3 · 0 0

http://en.wikipedia.org/wiki/A.m.

Wikipedia is a great site :-)

2006-06-11 17:45:13 · answer #8 · answered by Tracie R 2 · 0 0

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