".91dB may only buy a few S-units, but that can make a huge difference..." 1 S-unit = 6dB Roy K6XK -- FAQ on WWW: http://www.contesting.com/ampfaq.html Submissions: amps@contesting.com Administrative requests: amps-REQUEST@contesting.com Problems: owner-amps@contesting.com Search: http://www.contesting.com/km9p/search.htm