Jim, You are correct in that a new set of antenna factors now must be generated for the 80 MHz tuned dipole covering the frequency range of 30 - 80 MHz.
Tom Donnelly EMC Engineer Lucent Technologies [email protected] -----Original Message----- From: Jim Hulbert <[email protected]> To: [email protected] <[email protected]>; [email protected] <[email protected]> List-Post: [email protected] Date: Thursday, February 19, 1998 12:13 PM Subject: Re: Antenna Correlation > > Along the same line of discussion, what antenna factor is used when > making radiated emissions measurements below 80 MHz in accordance with > CISPR documents when the dipole antenna is tuned to 80 MHz? For > example, if you are measuring an emission at 40 MHz with an antenna > tuned to 80 MHz, do you apply the 40 MHz or 80 MHz antenna factor? It > seems to me under these conditions of measuring one frequency while > tuned to another that neither antenna factor is correct and that a new > set of antenna factors needs to be determined for the 30 MHz to 80 MHz > range with the antenna continuously tuned to 80 MHz. > > > > ______________________________________________________________________ > Jim Hulbert Tel: 203-924-3621 > Senior Engineer - EMC Fax: 203-924-3352 > Pitney Bowes email: [email protected] > P.O. Box 3000 > 35 Waterview Drive > Shelton, CT 06484-8000 U.S.A. > > >
