Hello, here are measured with the software I made our friend JE3HHT MMNA gal
See several system after trying it seems to be a very good compromise
It was able to simulate it in a neutral gift not stray radiation tube design elements that are 14 mm in diameter

which gives a very strong and rigid antenna.
This antenna is now a center of resistance about 50 ohms so dipole balun report 1 / 1 AC should go
In France championship f8sh 6m we finished first with indicative TM5LEO multi operator

Super 73 s de George