Feedback Killer. Harp stuff you got to watch Start Price USD 140.00 Current Price USD 140.00 Time Left - Bid Count 0 Buy It Now Price USD 150.00 Reserve Price - Start Time Monday, October 06, 2008 End Time Monday, October 13, 2008 Location Bro-Stockholm See more about 'Feedback Killer. Harp stuff you got to watch' Description   The Feedback Killer BoxEasy to use and take away the harsh hard sound many guitar amps got and make ‘em more friendly to harp! An adjustable lowpassfilter! And it really helps you with your feedback problem.  No power supply needed, no batteries, just plug in and play. Made in Sweden by a harp player, we have sold the box in Sweden and Finland with only satisfied customers. Once you have tried one you will never let it go. PayPal only. Shipping Worldwide with insurance. Swedish Post office serviceSee the demo clip at YouTubehttp://www.youtube.com/watch?v=Av3QAu5xmtA       Microphone element that I have tried with is Shure Magnetic CR+CM, Ceramic elements, Dynamic elements new+all kind of vintage microphones. The only elements that doesn’t work so good is Crystal elements the box take away some output on the Crystal. And if you use a reverb or delay pedal remember to plug it before the box   The amp is not included in the price Place a Bid!