🐿️ Yileyo ndlela izilwane ezizwa ngayo
U-ingwejeje uzwa kanjani?
Sciurus niger
Ixwayisa nge-ultrasound: isignali isilwane esizingelayo esingakaze siyizwe.
Ngamafuphi
U-Ingwejeje uzwa cishe kusukela ku-113 Hz kuya ku-49 kHz, futhi ubamba kangcono eduze kuka-8 kHz. Nge-Animal Ears ungathatha noma yimuphi umsindo wakho bese uwuzwa ngendlela ayizwa ngayo.
Ingwejeje ifinyelela ku-49 000 Hz, ngaphezu kokuphindwe kabili kunawe, futhi ibukhali kakhulu eduze kuka-8 000 Hz: indawo yokuqhephuka, ukukhwehlela nokuxwayisa kwayo. Okumangalisayo ukuthi ezinye izexwayiso zayo zingama-ultrasound, okusho ukuthi azizwakali ezilwaneni eziningi ezizingelayo eziyisukelayo. Kufana nokumemeza “qaphela!” esiteshini sangasese kuyilapho lowo okuzingelayo engabambi lutho.
I-Hertz (Hz)
Yimiphi imisindo ayizwayo
I-hertz ibala ukuthi umsindo udlidliza kangaki ngomzuzwana. Ukudlidliza okuncane = ophansi (ukuduma kwezulu, cishe u-30 Hz). Ukudlidliza okuningi = ophakeme (ukukhala kwe-microwave, cishe u-3 000 Hz). Futhi u-“1 kHz” kuyindlela emfushane yokusho u-1 000 Hz. Wena uzwa, ngokujwayelekile, kusukela ku-20 Hz kuya ku-20 000 Hz.
Umsindo ophansi uyaduma (cabanga ngokuduma kwezulu); umsindo ophakeme uyakhala kancane (cabanga ngomiyane). Lezi zinombolo ezintathu zikhombisa ukuthi lesi silwane sehla kangakanani, sikhuphuka kangakanani, futhi yiliphi izinga elizwa kacace kunazo zonke.
| Umsindo ophansi kakhulu | 113 Hz |
|---|---|
| Umsindo ophakeme kakhulu | 49 kHz |
| Umsindo awuzwa kacace kunayo yonke | 8 kHz |
| Okuzwa wena | 20 Hz – 20 kHz |
Izindlebe zakho vs. ezika-Ingwejeje
Yebo: ubamba imisindo ephakeme kangangokuthi kuwe kuwukuthula okuphelele, kuze kube cishe 49 kHz. Uphahla lwakho lungu-20 kHz.
I-audiogram
| I-Hertz (Hz) | Umkhawulo wokuzwa |
|---|---|
| 125 Hz | 55 dB |
| 250 Hz | 38 dB |
| 500 Hz | 24 dB |
| 1 kHz | 15 dB |
| 2 kHz | 8 dB |
| 4 kHz | 4 dB |
| 8 kHz | 1 dB |
| 16 kHz | 6 dB |
| 32 kHz | 22 dB |
| 49 kHz | 60 dB |
The fox squirrel is the closest published Sciurus proxy (no gray-squirrel audiogram exists). 60 dB SPL criterion (113 Hz–49 kHz), best ~1 dB at 8 kHz.
Ingabe u-Ingwejeje uzwa izinto ongenakuzizwa wena?
U-Ingwejeje ubamba konke kusukela ku-113 Hz (ophansi kakhulu) kuya ku-49 kHz (ophakeme kakhulu), futhi uzwa kacace kakhulu eduze kuka-8 kHz.
Yebo: ubamba imisindo ephakeme kangangokuthi kuwe kuwukuthula okuphelele, kuze kube cishe 49 kHz. Uphahla lwakho lungu-20 kHz.
Imibuzo evamile
Yimiphi imisindo ezwiwa ngu-Ingwejeje?
U-Ingwejeje ubamba konke kusukela ku-113 Hz (ophansi kakhulu) kuya ku-49 kHz (ophakeme kakhulu), futhi uzwa kacace kakhulu eduze kuka-8 kHz.
Ingabe u-Ingwejeje uzwa izinto ongenakuzizwa wena?
Yebo: ubamba imisindo ephakeme kangangokuthi kuwe kuwukuthula okuphelele, kuze kube cishe 49 kHz. Uphahla lwakho lungu-20 kHz.
I-Animal Ears yenza kanjani ukuthi umsindo uzwakale njengoba u-Ingwejeje ewuzwa?
Ososayensi balinganisile, izinga ngezinga, ukuthi umsindo kufanele ube mkhulu kangakanani ukuze u-Ingwejeje aqale ukuwuzwa. Sithatha lolo jikelele siluvise ekurekhodweni kwakho njenge-equalizer enkulu: sikhuphula amazinga isilwane esiwazwa kahle, sehlise noma sisuse lawo angekho nhlobo kuso. Umphumela usondela kulokho esikubamba... kodwa usazongena ngezindlebe zakho.
I-Hertz (Hz)
I-hertz ibala ukuthi umsindo udlidliza kangaki ngomzuzwana. Ukudlidliza okuncane = ophansi (ukuduma kwezulu, cishe u-30 Hz). Ukudlidliza okuningi = ophakeme (ukukhala kwe-microwave, cishe u-3 000 Hz). Futhi u-“1 kHz” kuyindlela emfushane yokusho u-1 000 Hz. Wena uzwa, ngokujwayelekile, kusukela ku-20 Hz kuya ku-20 000 Hz.
I-ultrasound
Imisindo ephakeme kangangokuthi indlebe yakho ayisayibhali: ngaphezu kuka-20 000 Hz. Kuwe kuwukuthula okuphelele, kodwa inja, ikati noma ilulwane bayayizwa kahle. Impempe yezinja “ethule” ikhona lapho.
Zivelaphi lezi zinombolo
- Jackson, L.L., Heffner, H.E. & Heffner, R.S. (1997). Audiogram of the fox squirrel. J. Comp. Psychol., 111(1), 100–104. doi:10.1037/0735-7036.111.1.100
- Heffner, H.E. & Heffner, R.S. (2007). Hearing ranges of laboratory animals. J. Am. Assoc. Lab. Anim. Sci., 46(1), 20–22.
Animal Ears
Landa i-Animal Ears
Layisha umsindo wakho bese uwuzwa ngendlela isilwane ebesizowuzwa ngayo.