Yintoni i-frequency ye-frequency ephezulu umatshini wokufudumeza, umatshini wokufudumeza owenziwe ngamaza omsindo aphezulu, kunye nomatshini wokufudumeza ophakathi?

I-oscillation frequency ye-80KW umatshini wokufudumeza owenziwe ngamaza aphezulu yi-30-80KHZ, i-oscillation frequency ye-40KW umatshini wokufudumeza womsindo omkhulu we-audio yi-30-150KHZ, kunye ne-oscillation frequency ye-300KW ephakathi komatshini wokufudumeza ophakathi yi-8-12KHZ.