1 Jan
2008
1 Jan
'08
11:15 p.m.
----- Original Message ----- From: "Dave Guimont" [email protected] To: [email protected] Sent: Wednesday, January 02, 2008 1:37 AM Subject: [amsat-bb] Egg beater vs Quadrifilars
See quadfilxxxxx on:
http://home.san.rr.com/doguimont/uploads
With detailed measurements for 2M, 435 and wx satellites....I scaled one for 2.4 gig feed on a 36" dish, and it worked very well, but not sure it was fully illuminated....
73, Dave, WB6LLO [email protected] Disagree: I learn.... Pulling for P3E...
Hi Dave, WB6LLO
Your Quadrifilar Helix will work very well as a feed for a dish and with a minimum spillower if the F/D ratio of the dish is ranging from 0.3 to 0.35
See my article " Experimental Investigation on Quadrifilar Helix Antennas for 2400 MHz" publisched in AMSAT-Journal May/June 2004
73" de
i8CVS Domenico