On 11/16/2010 4:23 PM, ab2tc wrote: > I am still working on mine. My main problem is that I have yet to find a > source of ferrites that are big enough to thread cables with connectors > through (the snap-on ones are totally useless) and effective on HF. See Appendix One of http://audiosystemsgroup.com/RFI-Ham.pdf 73, Jim K9YC