Grant, Have a look at the following: https://www.unifiedmicro.com/bevflex4x.html
This allows you to configure and experiment with various designs using the same kit. I have been involved with this product for the past 10 years and use it extensively. We used the VE3DO variant last year at PJ6A for the CW contest. Ned WC4X Ned Mountain ned.mount...@mindspring.com 770 823 4205 (M) _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector