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#1
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Tom I don't have an answer for you.
I came across your message because I tried to use the MFJ Antenna Analyzer to tune a 20 meter quad, and could not figure out how to get the "grid dip" function to work. So I will follow your thread with interest. Terry - W6LMJ On 8/26/03 10:00 AM, in article , "Tom Coates" wrote: I recall reading about this many years ago but can't find it in any of the books I have now. How do I couple the meter to the antenna? The project is a 3-element 2 meter yagi and I'm trying to set the length of the driven element. I can't find a dip within the band using the rig and an swr bridge. Tom, N3IJ |
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#2
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Terrence R. Redding Ph.D. wrote:
Tom I don't have an answer for you. I came across your message because I tried to use the MFJ Antenna Analyzer to tune a 20 meter quad, and could not figure out how to get the "grid dip" function to work. So I will follow your thread with interest. Terry - W6LMJ Terry, If you use the MFJ 259B version you can go to Advanced Mode by depressing 'Gate' and 'Mode' simultaneously. Press the 'Mode' switch to cycle through the options. Select 'Resonance' Mode. You now can sweep across your system, starting at the lowest frequency range [1.8 MHz] and determine resonance at the Zero reactance frequency. Be advised, that the load may not be 50 ohms though!! Deacon Dave, W1MCE |
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