3dB lower and Higher frequency.

Discussion in 'General Electronics Chat' started by nqureshi, Oct 9, 2008.

  1. nqureshi

    Thread Starter New Member

    Oct 9, 2008
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    0
    I have a frequency Band Pass responce at 44MHz and 6MHz bandwidth. how can I calculate its 3dB lower and 3dB higher frequency. means what will be the frequency ant 3dB lower point and 3dB higher point at 44MHz and 6MHz bandwith.
     
  2. beenthere

    Retired Moderator

    Apr 20, 2004
    15,815
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    If 44MHz is the center frequency, then the 3dB points are +/- 3MHz on either side - 41MHz and 47MHz. It's a bandpass filter, so both 3 dB points are negative.
     
  3. Ron H

    AAC Fanatic!

    Apr 14, 2005
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