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Search: Posts Made By: GroundUrMast
Forum: Antennas 10-Nov-2019, 12:38 AM
Replies: 41
Views: 28,591
Posted By GroundUrMast
Agreed; If this was a transmitting antenna you...

Agreed; If this was a transmitting antenna you would want to pay close attention to precise impedance matching so as to minimize power reflected back into the final amplifier stage of the...
Forum: Antennas 19-Aug-2019, 6:11 AM
Replies: 41
Views: 28,591
Posted By GroundUrMast
Here is another online calculator, for designing...

Here is another online calculator, for designing a Log-Periodic-Dipole-Array.

https://hamwaves.com/lpda/en/index.html
Forum: Antennas 13-Aug-2019, 12:09 AM
Replies: 41
Views: 28,591
Posted By GroundUrMast
I need to get back up to speed with 4NEC2...

I need to get back up to speed with 4NEC2 still... But I expect to prove you right. There are a few things that can be done to broaden the frequency response of an antenna. The first that comes to...
Forum: Antennas 12-Aug-2019, 1:06 AM
Replies: 41
Views: 28,591
Posted By GroundUrMast
You're right Joe... Finding any commercially made...

You're right Joe... Finding any commercially made L-VHF antennas has become nigh-on-impossible. I've just finished installing 4NEC2 antenna modeling software on my new computer so as I get back up to...
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