using coax shield to create a loading coil ?

#29

February 24th 06, 02:57 PM posted to rec.radio.amateur.antenna

Cecil Moore

Posts: n/a

nec simulation - unexpected result ??

dansawyeror wrote:
Simulation predicts the impedance will change when it is not feed at the
center, it appears to go up as the feed point is moved.

An off-center-fed dipole will match 300 ohm twin lead if
fed at the correct point. This is covered in my 1957
ARRL Handbook.
--
73, Cecil http://www.qsl.net/w5dxp

Reply With Quote

Thread Tools	Search this Thread
Show Printable Version	Search this Thread: Advanced Search
Display Modes
Switch to Linear Mode Switch to Hybrid Mode Threaded Mode

Posting Rules
Smilies are On [IMG] code is On HTML code is Off Trackbacks are On Pingbacks are On Refbacks are On

Similar Threads
Thread	Thread Starter	Forum	Replies	Last Post
Info - Icom IC-R75 with Kiwa Mods and Antenna Supermarket Eavesdropper SWL Sloper	RHF	Shortwave	12	December 25th 05 01:25 AM
Loading Coil Q	Buck	Antenna	16	March 25th 05 09:07 PM
Current in loading coil, EZNEC - helix	Yuri Blanarovich	Antenna	334	November 9th 04 06:45 PM
The "TRICK" to TV 'type' Coax Cable [Shielded] SWL Loop Antennas {RHF}	RHF	Antenna	27	November 3rd 04 02:38 PM
The "TRICK" to TV 'type' Coax Cable [Shielded] SWL Loop Antennas {RHF}	RHF	Shortwave	23	November 3rd 04 02:38 PM

All times are GMT +1. The time now is 06:39 PM.

Menu

About Us