this rife device use carrier 1.544mhz,audio frequency 2khz-70khz.the plasma tube 50mm×600mm,10torr,neon inside.    http://v.youku.com/v_show/id_XMzAxNjU1NDczNg==.html?spm=a2h0k.8191407.0.0&from=s1.8-1-1.2#paction