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Results tagged with antenna-modeling
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user 16278
Use for questions about using antenna modeling software to simulate an antenna system and determine its gain and radiation pattern.
1
vote
1
answer
57
views
NEC2: Should I model a "tube" or just solid wire (GW) for an aluminum-tube-based antenna des...
I'm considering using this 1/4" aluminum tube to build a cross-yagi antenna in the 2m band. The tube dimensions are 1/4" OD x 1/8" ID x 1/16" Wall (.250" x .120" x .065").
It's certainly easier to mo …
- 859
3
votes
1
answer
94
views
NEC2: How do "currents" and "charges" inform antenna design and modeling?
Question
How would you reason about charge and current density in your design to better tune (and understand) your antenna?
Background
According to the NEC2 documentation,
"The output may include i …
- 859
3
votes
1
answer
50
views
NEC2: When should the extended-thin-wire kernel (EK) be used (or avoided)?
According to the documentation:
"Studies of the computed field on a segment due to its own current have shown that with the thin-wire kernel, Delta/a must be greater than about 8 for errors of less t …
- 859