Maitiro ekuisa maspika mumota - acoustic baffle pamusuwo

Kune chero mudiwa wemimhanzi, akanaka acoustics mumotokari ndicho chinhu chekutanga chaanoteerera. Pakutanga takatarisa nzira yekusarudza nekubatanidza gudzazwi mumota. Zvakare, kunaka kweruzha rwechimiro kunoenderana nemhando yeredhiyo yemota. Pamusoro pezvo pane pfupiso, sei kusarudza musoro wechikwata mumotokari yako.

Iye zvino ngatitaurei nezve maitirwo akafanira maspika pamusuwo uye chii chinonzi acoustic screen.

Mhando dzeacoustics

Mhando nhatu dzeacoustic zvinhu zvinoshandiswa kugadzira ruzha rwemhando yepamusoro mumotokari:

• High frequency ma speaker - tweeters. Aya madiki ma "tweeters" ayo anogona kubereka chete akakwirira maficha - kubva mashanu kusvika makumi maviri ezviuru hertz. Ivo anonyanya kushandiswa kumberi kwemotokari, senge maA-mbiru. Mune tweeters, diaphragm yakaoma nekuti kudengenyeka kwenzwi hakuparadzire kure nepakati pemukurukuri
• Coaxial acoustics - inonziwo coaxial. Peculiarities Its iri pakuti acoustics akadaro ndezvaJehovha muchikwata mhinduro yose. Aya maspika ane ese maviri ma tweeters uye woofers mune imwe imba. Mhedzisiro yacho ine ruzha, asi mhando yacho inooneka yakaderera kana mutyairi achigadzira chinhu cheacoustics;
• Yakaderera-frequency maspika - subwoofer. Midziyo yakadaro inokwanisa kufambisa ruzha nekuwanda kwe10 kusvika ku200 Hz. Kana iwe ukashandisa rakapatsanurwa tweeter uye subwoofer kuburikidza necrossover, rwiyo rwacho runonzwika zvakanyanya kujekesa uye mabass haasanganise neakakwira mafambiro. Bass speaker inoda diaphragm yakapfava uye diaphragm inowirirana yakakura kuti ifambe.

Vanoda zvemhando yepamusoro mota odhiyo vari kushandura Broadband acoustics (irwo mwero ruzha urwo mota yakarongedzwa kubva kufekitori) kuenda kuchikamu. Kune yechipiri sarudzo, imwe yekuwedzera crossover inodiwa.

Nekudaro, kunyangwe hazvo acoustics ari emhando yepamusoro sei, kana usinga gadzirire nzvimbo yekumisikidza, mhando yemutinhimira haizosiyana zvakanyanya kubva kune akajairwa makuru eredbandibhuru maspika.

Ko audio yemota inogadzirwa nei?

Chigadzirwa chemotokari chekuteerera chinogona kusanganisira nhamba huru yezvikamu zvinoda kunyatsobatanidzwa kuitira kuti unakidzwe nekuchena kwemimhanzi. Kune vatyairi vazhinji, acoustics mumotokari zvinoreva redhiyo yemotokari nevatauri vaviri.

Chaizvoizvo chingori chinonzwika chekunhonga mudziyo. Real acoustics inoda kusarudzwa kwakaringana kwemidziyo, nzvimbo yekuisa uye kutevedzera zvinodiwa neruzha rwekudzivirira. Inzwi remhando yemidziyo inodhura zvinoenderana nezvose izvi.

Heano zvinhu zvakakosha zvinogadzira inoshamisa mota odhiyo system.

1. Crossover (frequency separation filter)

Sezvinoratidzwa nezita racho, chishandiso ichi chakagadzirirwa kupatsanura rwizi rweodhiyo kuita mafrequency akasiyana. Kunze, crossover ibhokisi rine zvinhu zvakasiyana-siyana zvemagetsi zvakatengeswa pabhodhi.

Chishandiso ichi chakaiswa pakati peamplifier nevatauri. Kune passive uye inoshanda crossovers. Imwe neimwe yadzo ine zvayakanakira nezvayakaipira, uye ine mhedzisiro yakasiyana pakuparadzaniswa kwefrequency.

2. Amplifier

Ichi chimwe chigadziri chinoratidzika sebhokisi rakaiswa pakati peredhiyo yemotokari nemaspeaker. Yakagadzirirwa kukwidziridza chiratidzo chekuteerera. Asi kana mutyairi asiri mumhanzi anoda, asi anoda redhiyo tepi rekodha kuti agadzire yakajairika kumashure mumotokari, saka kutenga amplifier kutambisa mari.

Iyo amplifier inoita kuti inzwi rive nesimba, rinoita kuti rive rakachena uye riri nani. Ichi chishandiso ndecheavo vasina hanya nemimhanzi chete, asi kuchena kwayo - kuitira kuti vagone kuziva zvakajeka ruzha rwevinyl rekodhi.

Usati watenga amplifier, unofanirwa kuverengera simba rayo nenzira kwayo (inofanirwa kuenzanisa kugona kwevatauri uye saizi yemukati yemotokari). Kana vatauri vasina simba vakaiswa mumotokari, ipapo kuisa amplifier kunongotyora iyo diffuser. Simba reiyo amplifier rinoverengerwa kubva kusimba revatauri (kana subwoofer). Hurefu hwayo hunofanirwa kunge huri 10-15 muzana zvishoma kana zvichienzaniswa nepamusoro pesimba revatauri.

Mukuwedzera kune simba (maitiro echigadzirwa ichi achave kana iyi parameter ingangoita 100 watts), unofanirwa kuterera kune zvinotevera paramita:

1. Frequency range. Inofanira kunge iri 30-20 zviuru Hertz.
2. Iyo yekumashure nhanho iri mukati me96-98 dB. Izvi zvinodzikisira huwandu hweruzha pakati penziyo.
3. Nhamba yematanho. Kunyanya kukoshesa kunofanira kubhadharwa kune yekubatanidza diagram ye acoustics ne subwoofer. Zvingave zvakanaka kana paine chiteshi chakasiyana kwaari mune amplifier.

3. Subwoofer

Uyu mutauri anoburitsa ma frequency akaderera. Iyo yakakosha parameter yekusarudza chikamu ichi isimba rayo. Kune passive (isina yakavakirwa-mukati amplifier) ​​uye inoshanda (ine munhu akavakirwa-mukati amplifier) ​​subwoofers.

Kuti ushandise zvizere subwoofer kuitira kuti irege kunyudza basa revamwe vatauri, zvinodikanwa kuronga zvakanaka kugoverwa kwemafungu eruzha pamberi uye kumashure kwevatauri. Nokuda kweizvi unogona:

• Gadzira chidzitiro chisingaperi (iyo subwoofer yakaiswa musherufu yekumashure). Muchigadziro ichi, haufanirwe kuita chero masvomhu pahukuru hwebhokisi, uye mutauri ari nyore kuisa. Panguva imwecheteyo, iyo bass quality iri pahupamhi hwayo. Izvo zvisingabatsiri zveiyi nzira zvinosanganisira kukanganisa kwezwi re subwoofer nekuzadzwa kwakasiyana kwe trunk yemotokari. Uyewo, kuitira kuti mukurukuri asakuvadzwa, zvakakosha kushandisa "subsonic" sefa.
• Isa chikamu inverter. Iri ibhokisi rakavharwa umo mugero unogadzirwa. Iyi nzira ine zvakawanda zvisingabatsiri pane yapfuura. Saka, iwe unofanirwa kuita maverengero akakodzera ehukuru hwebhokisi uye kureba kwemugero. Uyezve, dhizaini inotora nzvimbo yakawanda muhunde. Asi kana zvinhu zvose zvikaitwa nemazvo, ipapo kukanganisa kwezwi kuchava kushoma, uye mhepo yakaderera ichapiwa zvakanyanya sezvinobvira.
• Isa mabhokisi akavharwa chete. Kubatsira kwechigadziro ichi ndechekuti inodzivirira mukurukuri kubva mukuvhunduka, pamwe nekureruka kwekuisa. Izvi zvinoderedza kushanda kwe subwoofer, ndicho chikonzero zviri nani kutenga amplifier ine simba uye woofer.

4. Vatauri

Kune chikamu uye coaxial mota vatauri. Muchiitiko chekutanga, nekuda kwehunyoro hwemhando, iwe uchafanirwa kuita zvimwe zvibayiro - iwe uchafanirwa kudzoreredza mukati memotokari (iwe haufanirwe kuisa matauri maviri pamativi esherufu, asi sarudza nzvimbo yevatauri vakati wandei. ) Semuenzaniso, kuisa matatu-nzira acoustics, uchafanirwa kutsvaga nzvimbo yevatauri vatanhatu. Uye dzinoda kuiswa zvakanaka kuitira kuti dzirege kupindirana.

Kana tichitaura nezve Broadband speaker, saka zvakakwana kuti uvaise pasherufu yekumashure pedyo negirazi. Iko hakuna nzvimbo yeakazara-saizi chikamu acoustics, nekuti, chekutanga, haifanirwe kubereka yakaderera ma frequency. Chechipiri, inofanirwa kugadzira yakatenderedza ruzha, iyo isingagone kuwanikwa kana ichiratidzwa kubva mugirazi (inzwi richange richitungamira).

Damping madhoo

Sezvo chimiro chemusuwo mumotokari chisina kuenzana, masaisai ezwi anoratidzwa kubva mairi nenzira yavo. Mune zvimwe nziyo izvi zvakakosha, sezvo mimhanzi ichigona kusanganisa nemafungu eruzha anoratidzwa. Neichi chikonzero, iwe unofanirwa kunyatsogadzirira nzvimbo yekuisa maspika.

Kuti ubvise izvi, iyo yekumisikidza yemhando yepamusoro mota odhiyo masisitimu inokurudzira kushandisa zvakapfava izvo zvinozotora kudengenyeka, kuchidzivirira kupararira mukati memusuwo. Nekudaro, uchipiwa akasiyana mamiriro echimiro, ingave yakapfava kana yakaoma tsigiro inofanira kushandiswa. Kana iwe ukangogogodza pasuo zvishoma, uko ruzha ruchanyanya kusanzwisisika, unofanirwa kunamatira pane yakapfava yekunyorovesa zvinhu. Kumwe kunhu - zvakaoma.

Maitiro aya akakosha nekuti musuwo wemota unogara uine mhango, saka unoshanda senge resonator mugitare. Chete muchiitiko chemota acoustics, izvi zvinokuvadza runako ruzha kupfuura zvinoita kuti mimhanzi inakidze.

Asi kunyangwe mune yekudzivirira inzwi, munhu haakwanise kunyanyisa. Kana iwe ukaisa zvakakwana zvinonzwika-zvinokwezva mapaneru, ipapo mimhanzi ichave isina kugadzikana, izvo zvinobva zvangova zvinooneka kune mudiwa wemimhanzi. Ngatifungei maitiro ekugadzira yepamusoro-kurira-inoratidza skrini.

Door Vibration Suppression Diagram

Kuti uone kuti ndeipi chikamu chemusuwo chinoda damper sikirini, dzvanya kunze kwegonhi. Munzvimbo idzo apo ruzha ruchave rwakanyanya sonorous uye rwakasiyana, iwe unofanirwa kunamatira yakaoma soundproofing. Pane ruzha rwakanyanya matsi - stick soft soundproofing.

Asi kusanzwika kwechikamu chesimbi chemusuwo hakusati kuchibvisa zvachose mhedzisiro yeresonance panguva yekushanda kwevatauri. Kana mukati memusuo muchirira, mumhanzi wacho haunzwiki zvakajeka. Ichapa pfungwa yokuti mukurukuri akaiswa mugudzanzwi guru.

Asi nerumwe rutivi, haufanirwe kuwandisa nekuiswa kwezvinhu zvinobata inzwi. Kuwedzeresa kunyudzwa kweruzha kuzerewo nekushaya ruzha acoustics. Mamwe masaisai eruzha anorasikirwa nenzwi.

Chidzitiro chenzwi chinofanira kunge chine zvikamu zviviri (pamwe nekudzivirira kwemagonhi). Chimwe chikamu (peji rinenge 30 * 40 centimita) rinofanira kunamirwa pakarepo kuseri kwemukurukuri, uye imwe yacho - pane yakanyanya kureba kubva pairi. Sezvo acoustic damper, zviri nani kusarudza zvinhu zvisingatore unyoro, nokuti mvura inogona kupinda mairi kubva pasi pechisimbiso chegirazi chakasakara.

Acoustic skrini pamusuwo

Kunyanya pane zvese, iyo skrini inodiwa kune vatauri vane yakakwira uye yepakati frequency. Chinangwa chikuru chekushandisa iyo skrini ndechekupa akajeka asi akadzika zvakadzika mabass zvinogoneka. Iyo yakakwana yekuberekesa renji yemutauri akadaro inofanirwa kuve ingangoita 50Hz.

Pane sarudzo mbiri dzeacoustic skrini:

1. Yemukati - iyo inoiswa pasi pekadhi remusuwo
2. Kunze - rakakosha bhokisi rinogadzirwa mune iro rine gudzanzwi. Iyo inosungira pamusoro pekadhi remukova.

Imwe yesarudzo ine zvayakanakira nezvayakaipira.

Yemukati acoustic baffle

Pros:

1. Iko hakuna kudikanwa kwekukanganisa kadhi remusuwo, nekuda kwekuti iro remukati mumotokari rakachengetedzwa;
2. Zvese zvinhu zvechiratidziro chemukati zvakavanzwa pasi pekasi, saka panenge pasisina chikonzero chekuita chero basa rekushongedza, kuitira kuti vatauri varege kungonzwika kunge vakanaka, asi vataridzike vakadzikama;
3. Mukurukuri ane simba achabatirira zvakachengeteka zvakanyanya, achiibvumira kuti izununguke zvakanyanya

Cons:

1. Mukurukuri anozoita semutauri akasarudzika. Kana iko kusimbisa kuri kwete chete parunako rwemumhanzi, asiwo neshanduko dzekunze, saka zvakakodzera kushandisa skrini yekunze;
2. Iwo mabass haazove se elastic;
3. Muchiratidziro chakadai, mutauri anongoiswa panzvimbo imwechete. Kazhinji, zviyero zvakajairwa zvinotungamidza masaisai kubva kune mutauri kusvika kutsoka. Iyi vhezheni yechiratidziro haizopi mukana wekuti uchinje kona yekurerekera kwemukurukuri.

Kunze acoustic baffle

Pros:

• Sezvo chikamu chakakosha chechiratidziro chiri kunze kwekadhi remukova, kune akawanda akawanda mazano ekushandisa akasiyana dhizaini mhinduro pane yeshanduro yapfuura;
• Mukati mechidzitiro, chikamu chemasaisai eruzhinji chinobatwa, uye ruzha rwunodiwa runoratidzwa, nekuda kwekuti ruzha rwunojekesa uye mabass akadzama;
• Iyo ikholamu inogona kutungamirwa kune chero nzira. Kazhinji, vanofarira mota odhiyo vanogadzira vatauri vavo kuitira kuti mazhinji mafungu ezwi anongedzwe kumusoro kwekamba.

Cons:

• Sezvo mukurukuri achabatanidzwa nekunze kwechidzitiro, kesi yacho inofanirwa kuve yakasimba sezvinobvira;
• Zvinotora nguva kugadzira chimiro, pamwe nemari yekutenga zvimwe zvinhu;
• Mukushaikwa kwehunyanzvi mukuisa maspika, haugone kungokanganisa ruzha, asi zvakare kupaza mutauri pachawo (pamusoro pekuti inozvizunguza painorira zvine mutsindo, kudedera kunowedzera panguva yekutyaira, iyo inogona kukurumidza kutyora membrane);
• Kuteerana neimwe kona yekuda kunodiwa.

Ruzha kuburitsa angled

Kana mukurukuri akanongedzerwa zvakanyanya, zvinokanganisa kuchena kwemumhanzi. Mafambiro akakwirira haatapurirwe zvishoma. Chiitiko chakaratidza kuti kukombama angles akakura kupfuura makumi matanhatu madhigirii kunokanganisa kutapurirana kweiyo odhiyo chiratidzo. Neichi chikonzero, kana uchigadzira yekunze skrini, iyi kukosha inofanirwa kuverengerwa nenzira kwayo

Kana uchigadzira mamiriro ekunze, nhovo yemukati inofanira kutanga yakachengetedzwa zvakanaka. Ipapo bhokisi rekunze rinogona kutanga kugadzirwa netambo inodiwa kune iyo yakatwasuka, kana kumisikidzwa zvisingaite nezvikwapuro zvekuzvibata. Iwo ma voids akazadzwa ne putty. Icho chimiro chose chinorapwa ne fiberglass uye chakafukidzwa nemucheka wakakodzera.

Maitiro ekubatanidza

Vatauri vekumashure vanobatana neredhiyo vachishandisa miniJack-type splitter-connector. Kana iwe uine hunyanzvi mumhando yepamusoro solder, saka iwe unogona solder yakakodzera yekubatanidza, iyo inofambisa nzira yekubatanidza.

Kana mutauri mumwe chete akabatana, saka unogona kushandisa mutsara-out, iyo inowanikwa mumarekodha akawanda eredhiyo (minijack). Paunenge uchibatanidza vatauri vakawanda, unofanirwa kutenga ma splitters kana, zvichienderana neredhiyo modhi (inoshanda kana passive), batanidza zvakananga kune zvibatanidza pane kumashure kwepaneru.

Kana redhiyo yemotokari isina yakavakirwa-mukati amplifier (mazhinji maturusi akashongedzerwa neyakajairwa amplifier inogona kupa yakajairwa yakazara-renji matauri), saka kuti utyaire bass vatauri, unofanirwa kutenga imwe amplifier uye crossover.

Ngatitarisei muchidimbu maitiro ese ekuisa mota acoustics.

Gadziriro yekugadzirira

Kutanga iwe unofanirwa kuisa nenzira kwayo wiring yese. Zviri nani kubatanidza nzira iyi nekugadzirisa kwemukati. Saka waya haazodi kuiswa munzvimbo dzisina kukodzera dzekabhini. Kana waya yekubatanidza isina kuiswa insulated, inogona kusangana nemuviri wemotokari uye ikonzeresa kudonha kwezvino kana kupfupika mudunhu.

Paunenge uchiisa vatauri pamusuwo, zvinodikanwa kunyatso verenga nzvimbo yavo mukadhi remusuwo kuitira kuti kana gonhi rakavharwa, imba yemutauri haitsigire rack. Waya dziri pakati pezvinhu zvinofamba dzakatambanudzwa kuitira kuti kana gonhi rakavharwa, dzisaputsika kana kupiniwa.

Insulation Features

Nokuda kwekudzivirira kwepamusoro-soro, usashandise twists uye tepi yemagetsi. Izvo zvakanyanya kushanda kushandisa solder kana kukwirisa mitsetse (izvi zvinogonesa yakanyanya kubatwa waya). Machubhu anofanirwa kushandiswa kudzivirira waya dzakashama kuti asasangana kana nemuviri wemashini. Aya machubhu akatetepa anodzivirira. Vanoiswa pamawaya kuti vabatanidzwe uye, nerubatsiro rwekushisa kwepamusoro (machisi kana mwenje), dzakasimba dzakagadzika pajunction.

Iyi nzira yekudzivirira inodzivirira hunyoro kubva pakupinda mujunction (haibvumiri waya kuti iite oxidize), sekunge iri mukati mefekitori yekuvharisa. Nokuda kwekuvimba kukuru, tepi yemagetsi inogona kukuvadzwa pamusoro pe cambric.

Kuisa wiring

Zviri nani kuisa waya padivi pekamuri yevatyairi pasi peupholstery yekamuri yevatyairi kana mune yakakosha mugero, uko kune mukana kana paine chikonzero chekugadzirisa mutsara. Kudzivirira waya kuti dzisaparara, zvisimbiso zverabha zvinofanirwa kuiswa munzvimbo dzinopfuura nemumakomba akacherwa.

Wiring chiratidzo

Iri inhanho yakakosha inofambisa kwakakodzera wiring. Kunyanya kana muridzi wemotokari akashandisa tambo yemuvara wakafanana. Kuti udzivise zvikanganiso zvekubatanidza uye nyore kugadzirisa (kana kutsvaga zvikanganiso izvi), zvinogoneka kushandisa waya dzemavara akasiyana (ruvara rumwe kune rimwe chete).

Kubatanidza vatauri

Kana mataurirwo e-broadband akashandiswa, saka imwe neimwe yadzo yakabatana kune inoenderana kusangana muradio chip. Kuita kuti zvive nyore kuita izvi, mugadziri weredhiyo yemotokari anoisa pfupiso yekuisa murairo mukiti. Inotsanangura chinangwa chekusangana kwega kwega.

Mutauri wega wega haafanire kungobatanidzwa nemazvo, asiwo ane nzvimbo yake mukamuri. Vose vatauri vane chinangwa chavo uye nheyo yekushanda, iyo inokanganisa kunaka kwemimhanzi.

Kupedza basa

Usati wapedza basa racho uye uvanza mawaya pasi pekasi kana mumugero, unoda kuedza hurongwa. Hunhu hwekugadzirisa hunotariswa nekutamba dzakasiyana siyana dzenziyo (imwe neimwe yadzo ine yayo mafambisirwo enzwi). Iwe unogona zvakare kutarisa kana mativi akasanganiswa nekuchinja chiyero chechiyero mumaseti eredhiyo.

Ndinoisa sei vatauri vangu nenzira kwayo?

Hunhu hwekurira hweacoustics zvakananga zvinoenderana nekuti masipika akasimba sei. Neichi chikonzero, iyo acoustic baffle inogadzirwa nematanda. Mune yakajairwa vhezheni, runako rwekurira rwunotanga kunzwika kana huremu hwechimiro hwese hwave pamusoro pe7kg. Asi kuti uwane zvakanyanya, kuwedzera kwehukuru hwechimiro kunotambirwa. Chinhu chikuru ndechekuti musuwo mahinji anotsungirira huremu hwakadai.

Kana zvikwangwani zvakabatana, hapafanire kuve nemapaka pakati pavo. Zvikasadaro, mutauri kudedera kuchaparadzanisa zvinhu kana ivo vachatanga kurira. Nhoo yekunze haigone kuiswa pasina yemukati. Icho chikonzero cheichi ndechekuti mimhanzi haizosiyana kubva kurira kwevakajairika maspika.

Kana zviri zvekuzvibaya-screws, zvinofanirwa kunge zvakagadzirwa nesimbi-isimbi. Zvikasadaro vanozoita magineti uye vanokanganisa mashandiro emutauri.

Yakanakisa mota odhiyo

Heino diki TOP yeakanakisa mota odhiyo nemutengo unodhura:

Muenzaniso:	Chaicho:	Mariro:
Yakajeka Auditor RSE-165	Coaxial acoustics; inverted dome tweeter; yekudzivirira simbi grill	56 madhora
Hertz K 165 Imwe	Mutauri dhayamita - 16,5 cm; nadzurudzo yechinhu (mbiri-nzira kurira kupatsanura); simba (zita) 75W.	60 madhora
Piyona TS-A1600C	Chikamu chemaviri-nzira; dhayamita yezvakarukwa - 16,5 cm; simba (zita) 80W.	85 madhora

Ehezve, hapana muganho kungave muhukuru kana muhuwandu hwemota acoustics. Kune vatenzi avo, nerubatsiro rwemamwe mabhatiri ekuwedzera, gudzazwi ine simba uye masipika akakura, vanogona kudzikama kuronga konzati yedombo muZhiguli yavo, iyo inogona kukonzeresa girazi kubuda. Mune ino ongororo, takaongorora kurudziro yeavo vanoda yakanaka, kwete inorambidza ruzha ruzha.

Heino diki vhidhiyo kuenzanisa ye coaxial uye chikamu acoustics yemota:

KUNYANYA kana KUNYANYA? Ndeapi acoustics aunosarudza!

Vhidhiyo pamusoro wenyaya

Mukupedzisa, isu tinokurudzira kutarisa vhidhiyo inoratidza maitiro ekuronga bhajeti, asi zvine hunyanzvi kubatanidza mota odhiyo:

Iyo chaiyo "inzwi remota", inokwanisa kuisirwa kwemutauri system!

Mibvunzo nemhinduro:

Ndekupi kwekuisa vatauri mumotokari? Transmitters - munzvimbo yedash. Iwo epamberi ari pamikova. Iwo ekumashure ari musherufu yehunde. Subwoofer - pasi pechigaro, pane sofa kumashure kana muhunde (zvichienderana nesimba rayo uye zviyero).

Nzira yekuisa sei vatauri mumotokari nenzira yakarurama? Kuisa vatauri vane simba pamusuwo, iwe unofanirwa kutanga wagadzira acoustic baffle. Isa tambo kuitira kuti dzisakotama kana kukwesha pamicheto inopinza.

Zvinoita marii kuisa masipika mumotokari? Izvo zvinoenderana nekuoma kweiyo acoustics pachayo uye basa rinozoda kuitwa. Kuwanda kwemitengo kunoenderanawo neguta. Paavhareji, mitengo inotanga kubva ku20-70 madhora. uye pamusoro.