A newsgroup for both hammered and mountain dulcimers can be reached at

• rec.music.makers.dulcimer

Other groups that may be of interest to you include:

• rec.music.celtic
  

• rec.music.makers.bass
  

• rec.music.makers.bowed-strings
  

• rec.music.folk
  

• rec.folk-dancing
  

• rec.music.early
  

• rec.music.makers.guitar.acoustic
  

• rec.music.makers.builders