I use my mk5 on am on 160m using Rode broadcaster mic,Behringer mic2200,dsp1124p,mdx2600. No more than 25 -30w barefoot. or lower drive with tl922 amp to give 120w carrier And always get excellent reports. Regards Roscoe vk3krh at optusnet.com.au > 1000mp mailing list > 1000mp at mailman.qth.net > http://mailman.qth.net/mailman/listinfo/1000mp >