Ihe nzacha oghere UHF

A UHF oghere nyo is a ụdị of radio ugboro (RF) nyo -ABỤ na iche si achọghị n'ókè at UHF ala. It is mgbe mgbe -ABỤ in UHF agbasa ozi n'ikuku ụgbọ na nyo si na-egbochi n'ókè, dị as n'akụkụ ya ọwa n'ókè, harmonics, na enweghị atụ n'ókè, in iji na mma na àgwà of na natara mgbaàmà. UHF oghere nzacha na- mkpa na UHF radio mgbasa ozi n'ihi na ha nwere ike Enyemaka belata nnyonye anya na hụ na naanị na chọrọ mgbaàmà is natara. The ojiji of a UHF oghere nyo in a UHF agbasa ozi n'ikuku ọdụ na-achọ an engineer or ọkachamara na tinye na nyo, -akụ it na na chọrọ ugboro, na kpatụ it as mkpa na hụ ezigbo arụmọrụ.

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Kedu ihe bụ nzacha oghere UHF?: Ihe nzacha oghere UHF bụ ụdị nzacha ugboro redio a na-eji kewapụ, gafere, ma ọ bụ jụ ugboro redio n'ogo ultra-high (UHF). Ọ mejupụtara ngwakọta nke sekit na oghere ndị a na-ege ntị, nke na-eme ihe dị ka resonators. Ihe nzacha maka nzacha oghere UHF bụ nzacha bandpas UHF.

Kedu ngwa ihe nzacha oghere UHF na-adịkarị?: Ngwa a na-ahụkarị nke nzacha oghere UHF bụ na mgbasa ozi redio na telivishọn, nkwukọrịta satịlaịtị, igodo redio, na sistemụ telemetry. A na-eji ha belata nnyonye anya ma melite ogo mgbaàmà na mkpọtụ nke usoro. Ihe nzacha oghere UHF na-enye aka karịsịa na ngwa ebe eriri ugboro dị warara kwesịrị ịnọpụ iche, dịka na sistemụ nkwurịta okwu ikuku. A na-ejikwa ha na WiFi na netwọk ekwentị, redio na telivishọn, usoro radar, na usoro nkwurịta okwu agha, n'etiti ngwa ndị ọzọ.

Otu esi eji ihe nzacha oghere UHF maka mgbasa ozi TV?: 1. Wụnye nzacha n'ime usoro antenna na-agbaso ntuziaka onye nrụpụta.

2. Gbaa mbọ hụ na echekwabara nzacha nke ọma yana na sistemụ antenna gbadara ala nke ọma.

3. Tọọ ugboro ole passband nke nzacha iji kpuchie oke mgbasa ozi achọrọ.

4. Lelee na nzacha nwere nkwụsị ntinye zuru oke iji hụ na ike a na-agbanye na-anọgide na njedebe.

5. Nyochaa ọrụ nzacha mgbe niile iji hụ na ọ na-arụ ọrụ dịka a tụrụ anya ya.

6. Mara maka nsogbu nzacha a na-ahụkarị dị ka nke na-apụ apụ na mgbagha na-emekọ ihe.

7. Lelee njikọ nke nzacha oge ụfọdụ iji hụ na ha na-echekwa.

8. Gbaa mbọ hụ na ị na-eji nzacha dabara adaba maka ngwa ahụ, n'ihi na ọ bụghị ihe nzacha niile dabara na ngwa niile.

Kedu ka ihe nzacha oghere UHF si arụ ọrụ na mgbasa ozi UHF?: A na-eji ihe nzacha oghere UHF na ọdụ mgbasa ozi UHF iji belata ndabichi sitere na mgbama mgbasa ozi ndị ọzọ yana ikwe ka akara ngosi achọrọ gafere. Ihe nzacha ahụ bụ usoro tubes ígwè a haziri n'otu ụkpụrụ, a na-agbanyekwa tube ọ bụla na ugboro dị iche iche. A na-ejikọta tubes ọnụ n'ime ihe mkpuchi mkpuchi ma mgbe a na-eziga mgbaàmà a chọrọ site na nzacha, ọ na-agafe na tubes ndị kwekọrọ ugboro ya ma na-egbochi tubes ndị ọzọ. Nke a na-eme ka o doo anya na ọ bụ naanị akara ngosi achọrọ ka a na-ahapụ ka ọ gafee nzacha.

Kedu ihe kpatara achọrọ ihe nzacha oghere UHF maka ọdụ mgbasa ozi UHF?: Ihe nzacha oghere UHF bụ akụkụ dị mkpa nke ụlọ ọrụ mgbasa ozi UHF n'ihi na ọ na-egbochi mgbama sitere na mgbasa ozi ọdụ ka itinye aka na akara ndị ọzọ n'otu oge. Ọ na-egbochikwa mgbama sitere na ndị na-ebufe ndị ọzọ na ugboro dị iche iche ka ha ghara itinye aka na mgbama sitere na nnyefe ọdụ. Ihe nzacha oghere UHF dị mkpa maka ụlọ ọrụ mgbasa ozi UHF n'ihi na ọ na-enyere aka hụ na mgbama ọdụ ọdụ ahụ siri ike ma doo anya, na-enweghị nnyonye anya site na akara ndị ọzọ.

Kedu ụdị ihe nzacha oghere UHF yana ọdịiche dị n'etiti?: Enwere ụdị isi atọ nke nzacha oghere UHF: Bandpass, Notch (Bandstop), na Highpass.

Emebere nzacha bandpas ka ọ gafee naanị otu ugboro, ma ọ bụ “band” nke akara mgbe ọ na-egbochi ugboro ndị ọzọ niile.

Emebere ihe nzacha Notch (Bandstop) iji gbochie otu ugboro ugboro, ma ọ bụ “band” nke akara mgbe ha na-agafe ugboro ndị ọzọ niile.

Emebere ihe nzacha Highpass ka ọ gafee ugboro ole dị elu ma na-egbochi obere ugboro.

Tupu itinye usoro ikpeazụ, otu esi ahọrọ ihe nzacha oghere UHF kacha mma maka ọdụ mgbasa ozi UHF?

Otu esi ahọrọ ihe nzacha oghere UHF kacha mma?: 1. Chọpụta kpọmkwem ugboro ugboro na bandwit achọrọ.

2. Kpebie ikike njikwa ihe achọrọ.

3. Tụlee ụdị nzacha achọrọ (obere ngafe, nnukwu ngafe, band pass, wdg).

4. Tụlee ọnwụ ntinye, nkwụghachi azụ, na nkọwapụta ajụ.

5. Kpebie ihe ndị chọrọ gburugburu ebe obibi (okpomọkụ, iru mmiri, wdg).

6. Nyochaa ụdị ndị dịnụ ma jiri nkọwa ha tụnyere ịchọta nhọrọ kacha mma.

7. Tụlee ọnụahịa nke ngwaahịa ahụ ma chọta ngwọta kachasị ọnụ ahịa.

8. Tụlee ihe ọ bụla ọzọ ma ọ bụ njirimara imewe nke nwere ike ịdị mkpa.

9. Lelee nyocha ngwaahịa na nzaghachi sitere na ndị ahịa ndị ọzọ.

10. Kpọtụrụ onye nrụpụta ma ọ bụ onye na-ebubata ngwaahịa iji hụ na ngwaahịa ahụ dakọtara na sistemụ gị.

Kedu ka esi jikọọ nzacha oghere UHF nke ọma?: 1. Wụnye nzacha dịka ntuziaka enyere na nzacha.

2. Jikọọ ntinye nzacha ("IN") na mmepụta nke nnyefe.

3. Jikọọ mmepụta nzacha ("OUT") na antenna.

4. Mee ule nyocha iji hụ na ejikọrọ nzacha ahụ nke ọma ma na-arụ ọrụ nke ọma.

5. Nyochaa arụmọrụ nzacha n'oge arụ ọrụ nkịtị ma dozie dịka ọ dị mkpa.

Gịnị bụ akụrụngwa metụtara UHF cavity filter?: 1. Cavity Filter: Nke a bụ isi akụrụngwa nke UHF cavity filter system. Ọ bụ ụlọ ígwè nwere sekit a na-ege ntị nke e mere ka ọ gafee ugboro ugboro UHF.

2. RF Amplifier: A na-eji ihe nrịbama RF mee ka ike mgbama pụta tupu etinye ya n'ime nzacha oghere.

3. Mgbanwe RF: A na-eji mgba ọkụ RF họrọ ọwa UHF achọrọ maka nnyefe.

4. Antenna: A na-eji antenna na-ebufe mgbaàmà UHF na ebe nnata.

5. Line nnyefe: A na-eji eriri nnyefe jikọọ ihe nzacha oghere UHF na antenna.

6. Ike Ike: A na-eji ọkụ eletrik na-enye ike achọrọ na nzacha oghere UHF.

Kedu nkọwapụta kacha mkpa nke nzacha oghere UHF?: Nkọwa nke Ahụ
- Size: UHF oghere nzacha na-abịa n'ụdị dị iche iche, dabere na ugboro na ụdị. Ogo nke nzacha ga-adabere na ọnụọgụ oghere ejiri na nzacha.

- Mfu ntinye: Nke a bụ mfu nke ike mgbaama ka mgbama na-agafe na nzacha. A na-atụkarị ya na decibels (dB).

- Nlaghachi azụ: Nke a bụ ọnụọgụ ike egosipụtara azụ na nzacha mgbe ezigara mgbama. A na-atụ ya na decibels (dB).

- Bandwit: Nke a bụ ọnụọgụ ugboro ole nzacha nwere ike gafere. A na-atụkarị bandwit na hertz (Hz).

Nkọwapụta RF
- Frequency Center: Nke a bụ ugboro ole nzacha ga-agafe oke ike. A na-atụkarị ya na hertz (Hz).
- Attenuation: Nke a bụ ọnụọgụ ike nke nzacha ga-egbochi na ugboro dị iche iche. A na-atụkarị ya na decibels (dB).

- Ọjụjụ: Nke a bụ ọnụọgụ ike nke nzacha ga-egbochi n'èzí nke ugboro ole achọrọ. A na-atụkarị ya na decibels (dB).

- Oge igbu oge: Nke a bụ oge ọ na-ewe maka mgbama iji gafee nzacha n'ụdị dị iche iche. A na-atụ ya na sekọnd (s).

Otu esi echekwa ihe nzacha oghere UHF dị ka injinia boadcast?: 1. Lelee ike ọkwa nke usoro.
2. Lelee ihe nzacha oghere UHF maka uzuzu, unyi, corrosion na irighiri ihe ndị ọzọ.
3. Gbaa mbọ hụ na nzacha ahụ nọ ọdụ nke ọma ma jikọọ ya na usoro antenna.
4. Jiri ihe nyocha ụdịdị dị iche iche nwalee arụmọrụ nzacha.
5. Hichaa nzacha na ahịhịa dị nro na ikuku abịakọrọ.
6. Tulee ọnwụ ntinye na nloghachi nke nzacha.
7. Nyochaa skru nke nzacha nke nzacha iji hụ na edobere ha nke ọma.
8. Lelee okpomọkụ na iru mmiri nzacha.
9. Nyochaa nzacha na ihe na-emepụta mgbaàmà iji hụ na ọ na-arụ ọrụ nke ọma.
10. Gbaa mbọ hụ na ọnụ ọgụgụ mkpọtụ nke nzacha dị n'ime ọkwa a na-anabata.

Kedu ka esi arụkwa nzacha oghere UHF nke ọma?: Enwere ike imezi ihe nzacha oghere UHF na usoro ole na ole. Nke mbụ, ọ dị mkpa ịchọpụta nsogbu ahụ. Ekwesịrị ime nlele anya nke nzacha na ihe ndị mejupụtara ya iji lelee akụkụ ọ bụla agbajiri, njikọ adịghị mma, ma ọ bụ akara ọ bụla ọzọ nke mmebi ma ọ bụ adịghị arụ ọrụ.

Ọ bụrụ na achọta akụkụ ndị gbajiri agbaji, ọ dị mkpa iji chọpụta ihe kpatara ọdịda ahụ tupu dochie ihe ndị mebiri emebi. Ọ bụrụ na e kpebisiri ike na nsogbu ahụ bụ n'ihi nkwụsị nke nrụpụta ma ọ bụ ọdịda ígwè ọrụ, mgbe ahụ, a ga-eji ndị ọhụrụ dochie akụkụ ahụ.

Ozugbo etinyere akụkụ ndị na-adịghị mma, a ga-achịkọta nzacha ahụ dịka ntuziaka onye nrụpụta si dị. Nke a nwere ike ịgụnye ijikọ akụrụngwa dị iche iche yana mezie ntọala ọ bụla na nzacha.

N'ikpeazụ, a ga-anwale nzacha ahụ iji jide n'aka na ọ na-arụ ọrụ nke ọma. Ọ bụrụ na achọpụtara nsogbu ọ bụla, a ga-emeghachi usoro ahụ ruo mgbe nzacha na-arụ ọrụ nke ọma.

Kedu ka esi achịkọta ihe nzacha oghere UHF n'ụzọ ziri ezi tupu na mgbe a mụsịrị ya?: 1. Họrọ ihe nkwakọba ihe na-egbochi static, mmiri na-adịghị, na ihe na-awụ akpata oyi n'ahụ.
2. Họrọ ngwugwu nke a na-ekpuchi nke ọma ga-enye nchebe zuru oke n'oge njem.
3. Jide n'aka na a na-emechi nkwakọ ngwaahịa ahụ nke ọma iji gbochie ntinye nke mmiri ọ bụla ma ọ bụ ihe mmetọ ọ bụla.
4. Jide n'aka na akpọnyere ngwugwu ahụ nke ọma ma gosi nke ọma ihe dị n'ime ya.
5. Jide n'aka na ngwugwu ahụ dabara nke ọma maka ihe a na-ebufe.
6. Gbaa mbọ hụ na etinyere ngwugwu ahụ nke ọma ma ọ bụ chekwaa ya iji gbochie mgbanwe ọ bụla n'oge njem.
7. Gbaa mbọ hụ na itinye akwụkwọ ma ọ bụ asambodo ọ bụla dị mkpa maka ihe a na-ebupu.
8. Jide n'aka na ị ga-atụle ihe ọ bụla a chọrọ maka mbupu ma ọ bụ ijikwa ihe ahụ, dị ka mmachi okpomọkụ ma ọ bụ ịma jijiji.

Kedu ihe eji nzacha oghere UHF mere?: A na-ejikarị ihe dielectric eme ihe mkpuchi nke oghere UHF, dị ka seramiiki, iko, ma ọ bụ plastik. Ihe dielectric a dị mkpa maka ịrụ ọrụ nzacha, ebe ọ na-ekpebi oke ike nke na-agafe na nzacha. Ọ bụrụ na ejiri ihe na-ezighị ezi mee ihe, nzacha ahụ nwere ike ọ gaghị enwe ike nyochaa ugboro ole achọrọ, na-ebute arụmọrụ na-adịghị mma. Na mgbakwunye, ụdị ihe ahụ nwere ike imetụta mfu ntinye nke nzacha, mfu nloghachi, yana oke arụmọrụ ndị ọzọ.

Kedu ihe bụ isi nhazi nke nzacha oghere UHF?: Nhazi nke nzacha oghere UHF nwere akụkụ anọ bụ isi: post njikọ, ndị resonators, iris, na mmepụta.

Ihe nkwụnye njikọ na-enye njikọ eletrik n'etiti ntinye na ntinye nke nzacha. A na-ejikwa ya iji dozie oke ike nke jikọtara n'etiti ntinye na ntinye nke nzacha.

The resonators bụ isi akụkụ nke nzacha. A na-eji ha nweta njirimara nzaghachi ugboro ugboro achọrọ.

Iris bụ efere ígwè a na-agbanwe agbanwe nke a na-eji na-emegharị ugboro ole nke nzacha. A na-ejikarị ya eme ihe iji nweta nzaghachi dị warara karịa n'ogo ole na ole.

A na-eji mmepụta ihe na-enye njikọ eletrik na mmepụta nke nzacha.

A na-ekpebi arụmọrụ na njirimara nke nzacha site na nchikota nke ihe ndị ahụ, imewe ha, na nhazi nke iris. Enweghị nke ọ bụla n'ime ihe ndị a, nzacha enweghị ike ịrụ ọrụ nke ọma.

Otu esi arụ ọrụ nzacha oghere UHF nke ọma?: Onye e kenyere ka ọ na-ahụ maka nzacha oghere UHF kwesịrị inwe nghọta dị mma maka ngwa eletrọnịkị ma mara nha nha redio-frequency (RF), ọkachasị n'ihe gbasara ọrụ nzacha. Ha kwesịkwara ịbụ ndị maara ihe n'iji ngwa ule na nha nha, yana ụkpụrụ nke imewe antenna na nzacha nzacha. Ha kwesịkwara inwe ahụmịhe na sistemụ mgbasa ozi UHF ma nwee ike idozi nsogbu ọ bụla nwere ike ibilite.

Kedu ka ị mere?: adị m mma

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