-------Original Message------- From: Bob Wilder Date: 04/02/05 12:42:17 To: antennas at mailman.qth.net Subject: [Antennas] 7Mc vertical array Help: I want to put up four 32ft masts in a square spaced 65 feet apart with a fifth in the center to build a steerable vertical array. All masts insulated from ground. O 65ft? O O 65Ft? O O Need info on how to make this work. Will be designed for 7 to 7.5 MHz operation. (Ham + MARS) Any suggestion would be appreciated. TIA Bob Wilder Hi Bob, You may want to check out the follow ing web sites.. for phase array info: http://www.comteksystems.com/ http://www.lloydminster.org/sarc/ve5ri/2003antenna/ http://users.bart.nl/~pa9kt/4square.htm 73 Dave Kc1di -- No virus found in this incoming message. Checked by AVG Anti-Virus. Version: 7.0.308 / Virus Database: 266.9.1 - Release Date: 4/1/2005