Te Stethoscope Hopuoro Pakitara mō te Whakarongo Huna i roto i ngā Pakitara
Te Whakamahinga o te Hua
Whakaahuatanga
Ko ēnei taputapu whakawhiti hiko e rua e whakarongo ana mā te pakitara te mea hou rawa atu i roto i ngā hua rite o ēnei rā, ka taea te hoatu ki te hunga whakarongo ngā mōhiohio oro tino mārama e mōhiotia ana e rātou. He whakakaha motuhake tēnei e hopu ana i te haruru iti rawa mā roto i ngā mea totoka pērā i te pakitara, kia taea ai e koe te whakarongo ki ngā mea e tupu ana i tērā taha. Ko te hopuoro whakapā he pine uku i hangaia mō te huri i te wiri hei haruru e rangona ana. E rua ngā taputapu whakawhiti kaha e whakakotahi ana i tētahi taputapu aroturuki tino pai hei whakahohe i ngā pirihimana, ngā whare herehere me ērā atu.
Whakatakotoranga Hangarau
| Te Mana o te Tohu | 1mW |
| Auautanga o te Piki | @1KHz,6 Db (whakaiti) @300Hz,15 Db |
| Wehenga Whakaiti Hongere | >40 Db |
| Mana Taurite Reo Tīwharawhara | ±10 Db |
| Tauwehenga Whakarerekētanga Harmonic Kore-raina | >0.5% |
| Te whānuitanga o te Amplifier Dynamic | >60 Db |
| Te Whakamomori Hiko (50% o te Rōrahi) | 25mA |
| Pūhiko | Pūhiko AA 4×1.5V |
| Waho (PSU Kāore he) | Mana tuku 9~12V @ mA |
| Paneoro | 0.6Wāti, 300 Ōhm |
| Ahu (mm) | 128×99×23 |
| Taumaha | 500 karamu |
Whakataki Kamupene
I te tau 2008, i whakatūria a Beijing Hewei Yongtai Technology Co., LTD ki Beijing. E arotahi ana ki te whakawhanake me te whakahaere i ngā taputapu haumaru motuhake, e mahi ana ki te ture haumarutanga tūmatanui, ngā pirihimana mau pū, ngā hōia, ngā tikanga me ētahi atu tari haumarutanga ā-motu.
I te tau 2010, i whakatūria a Jiangsu Hewei Police Equipment Manufacturing Co., LTD ki Guannan. He 9000 mita pūrua te rahi o te awheawhe me te whare tari e kapi ana i tēnei rohe, ā, ko tōna whāinga he hanga i tētahi turanga rangahau me te whakawhanaketanga taputapu haumaru motuhake tino pai i Haina.
I te tau 2015, i whakatūria he pokapū rangahau me te whanaketanga mō ngā pirihimana me ngā hōia ki Shenzhen. E arotahi ana ki te whakawhanake i ngā taputapu haumaru motuhake, ā, neke atu i te 200 ngā momo taputapu haumaru ngaio kua whakawhanakehia.
Ngā Whakaaturanga ki Tāwāhi
Ko Beijing Heweiyongtai Sci & Tech Co., Ltd. tētahi kaiwhakarato matua o ngā otinga EOD me te haumarutanga. He tohunga hangarau me te whakahaere matatau katoa ā mātou kaimahi hei whakarato ratonga makona ki a koe.
He pūrongo whakamātautau taumata ngaio ā-motu me ngā tiwhikete whakamanatanga mō ngā hua katoa, nō reira kia māia ki te tono i ā mātou hua.
Te mana whakahaere kounga tino kaha hei whakarite kia roa te ora o te hua me te mahi haumaru a te kaiwhakahaere.
Neke atu i te 10 tau o te wheako ahumahi mō te EOD, ngā taputapu ārai-whakamataku, ngā taputapu matauranga, me ētahi atu.
Neke atu i te 60 whenua mātou e mahi ana ki ngā kiritaki puta noa i te ao.
Kāore he MOQ mō te nuinga o ngā taonga, he tere te tuku mō ngā taonga kua whakaritea.
