[Antennas] Dipole SWR
George, W5YR
[email protected]
2002年6月14日 10:49:07 -0500
John, yes, and you can, but I seriously doubt that anyone will ever know
the difference . . .
73/72/oo, George W5YR - the Yellow Rose of Texas
Fairview, TX 30 mi NE of Dallas in Collin county EM13qe
Amateur Radio W5YR, in the 56th year and it just keeps getting better!
QRP-L 1373 NETXQRP 6 SOC 262 COG 8 FPQRP 404 TEN-X 11771 I-LINK 11735
Icom IC-756PRO #02121 Kachina 505 DSP #91900556 Icom IC-765 #02437
John wrote:
>> Hi all
>> I just moved my 75 meter dipole from 25 feet to 60 feet at the apex & ends
> are at about 45feet . The problem is the SWR at the lower height was about
> 1.2 ...... But now that I raised the antenna , the lowest it goes is 1.6
> ..... is this because the dipole is starting to have it characteristic 72ohm
> impedance as I go up in height ?? If so can I use a 75ohm quarter wave long
> coax to match it to the 50 ohm ??