ƵźƵ˵

Ƶʣ<80Hz 

˵80HzҪطԵƵΪĴġģи١١ŵڼƵʵһãûж͵ӰҲǺܴһҪطźǲ׵ģĵҪҲϸߡ߼ģΪ˱ֺ8080ңHzϵƵε֣Ը8080ңHzµƵʸɴгطŲãӰҪƵεЧƵ20HzΪ˶ޣɲĵƵطޣƵе25Hz31.5HzHz40Hz50Hz63HzطޣЩƵĳ½ƵʾƵطޡ


Ƶʣ80160Hz

˵80160HzƵεҪֵĺʵУⲿطЧõĻеֺʵеⲿֱֵúõĻ80HzȱʱеȱֲãֻгƸУطޣߴ˿жĵƵޡ


Ƶʣ300500Hz


˵300500HzƵεҪǱģ衢УƵϿԱĺȺȣ򵥱ǡ

Ƶʣ800Hz


˵800Hzһ豸ײãҪעⲻҪࡣҪǹĻеƵխȱΣƵȲ


Ƶʣ1000Hz

˵1 kHzĲԵı׼οƵʣͨиĲ1 kHz²ԡ

Ƶʣ1200Hz 

˵1.2kHzʵһ㣬ǲ˳3dBȣǣӲ

Ƶʣ2000-4000Hz

˵24kHzӰܴһ㲻˥ζֵĲӰϴʵȺȣ4kHzʱйͻŮĳء 

Ƶʣ8000-12000Hz

˵812kHzֵĸĸƵָоΪСʵͻ5dB£ĵĲκɫнϴҲ˸еḻǣ̫Ļӱ磺ϵͳԴᱻԵرֳͬʱҲ˸е⡢ëȱĻȱȾͻ

Ƶʣ14000Hz 

˵14kHzΪֵķȱȱȾ͸߹УСٽûСζһҲ˹࣬ƽֱ˥3dBɡ

Ƶʣ20000Hz

˵20 kHz Ϊ˶ޣɲĸƵطޡ16 kHz20 kHzһЩʧʱп޷طŴ˶ƵʣͽϴߣҲп˥

ƵʣҲɨƵź

˵20Hz20kHzҲɨƵźǴ20Hz20kHzƵԶƽı䲥ţͨŴ˶βϢɿжϺδƵʴ⡣

ĳһƵر̶رƵӦֱɶеÿһڽзҳģ⣬ǸƵڲפ¹ͨƶ䣬λܷơ
