longshot

For many years (over 20 now) I have been improving the sound of my own stringed instruments with mechanical attachments. The latest one is a major breakthrough for mandolins, guitars and fiddles because the volume and sound quality improvements are no less than stunning! My provisional patent arrived at the patent office mail room only yesterday and I am waiting for them to log it in. When they do I'll put an ad with pictures and an explanation about how it works in the Cafe classifieds, probably ...