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#1
February 23rd 08, 11:19 AM
posted to rec.radio.amateur.antenna
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feedpoint impedance
Whats the feedpoint impedance Without a Balun for a slinky dipole in the ham
bands please??? PJ |
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#2
February 23rd 08, 07:32 PM
posted to rec.radio.amateur.antenna
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feedpoint impedance
On Feb 23, 2:19 am, "PJ" wrote:
Whats the feedpoint impedance Without a Balun for a slinky dipole in the ham bands please??? PJ It can be represented as a point within the unity reflection coefficient circle on a Smith chart... Seriously, it depends on SO many factors you haven't specified that it's not realistic to expect a single answer. How high above what kind of ground? How many turns, spaced how? What diameter is the helix? Is it stretched in a straight line, or bent? ... Cheers, Tom |
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