title: "Gel\u00fc\u00fct"
text: "Gel\u00fc\u00fct as ales, wat wi m\u00e4 a uaren hiar k\u00f6n. Det k\u00f6n tuuner wees, oober uk skramsin, skrapen an lonrin san gel\u00fc\u00fct. Uun a f\u00fcsiik as gel\u00fc\u00fct en waag, diar uun en meedium auerdraanj woort.\n\nBestemang \nGel\u00fc\u00fct h\u00e4\u00e4 en faard uun a loft, an det san bi 20\u00b0C 343 m/s. Uun weeder as det aal wat gauer, diar san't 1484 m/s.\n\nDet waagenlengde  woort bereegent m\u00e4 frekwens  an faard :\n\nIindialang efter frekwens \n Infragel\u00fc\u00fct oner 16\u00a0Hz koon di minsk noch ei hiar\n Gel\u00fc\u00fct tesken 16\u00a0Hz an 20\u00a0kHz k\u00f6n wi hiar\n Ultragel\u00fc\u00fct auer 20\u00a0kHz bit 1,6\u00a0GHz k\u00f6n wi ei muar hiar\n\nLuke uk diar \n\nF\u00fcsiik"