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year 28, Issue 2 (ICOP & ICPET 2022 2022)                   ICOP & ICPET _ INPC _ ICOFS 2022, 28(2): 640-643 | Back to browse issues page

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mokhtari par M, Naderali R. Design and fabrication of plasma antenna with the ability to change the plasma frequency. ICOP & ICPET _ INPC _ ICOFS 2022; 28 (2) :640-643
URL: http://opsi.ir/article-1-2552-en.html
Abstract:   (742 Views)
In this paper, the design and fabrication of plasma antenna based on fluorescent lamps are discussed. Calculation of ambient plasma frequency and study of its behavior in terms of other physical variables is on the agenda and by calculating the specific conductivity of the plasma and its changes according to the input power designed by the system in terms of variable ballast and controllable dimmer it is possible to check the function of this type antenna in the VHF frequency range. By calculating the plasma frequency function in terms of current intensity, the properties of reflection, absorption and transmission of electromagnetic waves from the plasma were investigated and it was found that the operating range of the plasma considered as an antenna is in the range below 1.77 GHz. The designed system ultimately supports a transient current in the range of 0.5(A), and with the emergence of specific conductivity of about 7( ), the plasma antenna exhibits acceptable in the range of radio waves with the frequency Modulation.
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Type of Study: Experimental | Subject: Special

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