Has anyone tried this Attenuator out yet? Pretty cheap.....
http://cgi.ebay.com/Tube-amp-attenuator-2output-160-watt-8ohm-16ohm-20ohm_W0QQitemZ260189841677QQihZ016QQcategoryZ121164QQcmdZViewItem
http://cgi.ebay.com/Tubecube-Amp-Attenuator-160-watt-2output-8ohm-16ohm_W0QQitemZ260195178102QQihZ016QQcategoryZ121164QQcmdZViewItem
http://cgi.ebay.com/Tube-amp-attenuator-2output-160-watt-8ohm-16ohm-20ohm_W0QQitemZ260189841677QQihZ016QQcategoryZ121164QQcmdZViewItem
http://cgi.ebay.com/Tubecube-Amp-Attenuator-160-watt-2output-8ohm-16ohm_W0QQitemZ260195178102QQihZ016QQcategoryZ121164QQcmdZViewItem