Recommend DOC doc search for "coax impedance formula" (Page 1 of about 423 results)

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Fabricating Impedance Transformers - DXing.doc

Since the impedance of most commonly available coax is either 50 or 72 ohms and since many wire antennas exhibit impedance of 400 to ... working the formula ...  Down

Is Your Coaxial Lead-In Actually an Antenna - DXing.info.doc

Their data indicates that the number of turns through the toroid necessary to produce the proper impedance is: In narrative, this formula ... coax) Testing Impedance ...  Down

History of CPD - SCTE Piedmont Chapter.doc

The reason is attributed to the higher coax loss at higher frequencies. ... the farthest impedance mismatch this formula can predict is about 36 ft ...   Down

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  • History of CPD - SCTE Piedmont Chapter

    The reason is attributed to the higher coax loss at higher frequencies. ... the farthest impedance mismatch this formula can predict is about 36 ft.

    www.piedmontscte.org/resources/Test+Points$26Sweeping.doc
  • Antenna topics

    The impedance of the coax is chiefly governed by the diameters of the inner and outer conductors. ... The impedance can be calculated from the formula given below.

    www.ee-techs.com/tv/ant-theory.doc
  • Question 22 - Guru Tegh Bahadur Institute of Technology

    A certain 75 ohm coax cable feeds an antenna of (assumed) radiation impedance 80 + j15 ohms. Calculate the return loss. Calculate the proportion of forward wave power ...

    www.gtbit.org/downloads/mesem5/qbankmesem5.docx
  • KEYLESS ENTRY SYSTEM - Course Website Directory

    ... ^2, where Za is the antenna impedance and Zo is the coax line impedance. ... The power reflection coefficient is related to the SWR by the formula |R|=((SWR ...

    courses.engr.illinois.edu/ece445/projects/spring2003/project30...
  • SUMMARY - University of Illinois at Chicago

    The preamplifier has been designed so as to match a 50( input and output coax impedance. ... The SDF of the drain current noise is still described by the formula

    www.ece.uic.edu/~pnrisimh/complete_project.doc
  • A HIGH-PERFORMANCE 1-WIRE DX ANTENNA - K9MCE

    Capacitors and inductors must be tuned to match the high impedance, ... be fed with ordinary 52 ohm coax. ... interesting. The formula for a 5/8 wave ...

    www.k9mce.org/user/58wave.doc