title: "Bel (ianhaid)"
text: "Bel (tiaken B) as efter Alexander Graham Bell n\u00e4\u00e4md wurden an en miat uun a f\u00fcsiik f\u00f6r't tuunm\u00e4\u00e4cht.\n\nMiast woort det ianhaid deesibel (dB) br\u00fckt.\n\nBestemang \nM\u00e4 Bel woort di logarithmus faan tau energii-gratin  an  bestemet:\n\nDet ment: 20 dB as ei dobelt so gratem \u00fcs 10 dB, man tjiinsis so gratem!\n\nLuke uk diar \n Tuun\n\nF\u00fcsiik"