Ang FMUSER Wirless ay Naghahatid ng Video At Audio Nang Mas Madali!
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2km FM transmiter Baguhan
Isa, ang pangunahing tampok of ang katutubo
1. dalas is relatibong matatag, dahil sa it is a multi-stage paglaki paligid, Hindi tulad ng ang single tube paligid mula sa osileytor sa transmiter sa parehong stage circuit, Kaya output nito antas bahagi parameter madaling maapektuhan sa osilasyon circuit ng dalas ng kawalang-tatag. Ito ay marahil sa single-tube FM transmiter paligid maaari hindi ipasok ang mga praktikal na kabuluhan. Natural mula FM antena transmiter gitna, May mga ilang yugto ng Amplifier paghihiwalay, gitna-Class pamamahagi parameter, Hindi tulad ng single-tubo makina as Napakadali na baguhin ang, it is hindi madaling umepekto sa nakaraang antas.
2. Amplifier yugto transistors kaysa tuwiran seleksyon ng mataas-kapangyarihan mataas na dalas transmiter transistor sa taasan ang paghahatid kapangyarihan, pero sa a maliit kapangyarihan transistors kahanay output. Mataas-kapangyarihan mataas na dalas transmiter tubo Hindi lamang mahal, pero mas marami pang mahalaga ay tumutulong ito Hindi mabuti upang bumili ng ang machine sa mababang lakas tube 2N3904. ito tubo kalidad proteksyon, dahil sa it fakes ang 2N3904 ang mga parameter VCB = 60V, Ic = 0.2A Pc = 0.36W. Ang Tf ng = 300MHz.
3. BA1404 boltahe regulator power supply TL431 para mas mabuti epekto kaysa pambihira Zener Duhandas boltahe regulator. Dapat ay Sinabi Iyon TL431 GND dapat matatag welded, hindi Magwelding. minsan ito pin Pag-isahin, Gagawing 1 punto A boltahe rises sa tungkol sa 6V, it is madali na magsunog BA1404. I simula sa a pagtanggal-tanggalin luma TL431. aspile oksihenasyon hinang Hindi malakas, in dagdag sa nito Magwelding in ang hinang of iba pang mga bahagi, at bigla naalis na a BA1404. BA1404 operating boltahe is 1-3V. Sa ibabaw 3V Magkakaroon nasunog maaari. TL431 rekomendasyon or na may isang bago tubo.
4. A1404 paligid, ang pinaka-mahirap sa ang mga bahagi is 38kHz kristal osileytor, ang paligid ay idinisenyo upang maging di isteryo, kaya ko Inalis ang mahirap na makahanap ng ang kristal, is a pangkaraniwan 47pF kapasitor (Figure 1 C9) .
Ang aming iba pang mga produkto:
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es.fmuser.org
it.fmuser.org
fr.fmuser.org
de.fmuser.org
af.fmuser.org -> Afrikaans
sq.fmuser.org -> Albanian
ar.fmuser.org -> Arabe
hy.fmuser.org -> Armenian
az.fmuser.org -> Azerbaijani
eu.fmuser.org -> Basque
be.fmuser.org -> Belarusian
bg.fmuser.org -> Bulgarian
ca.fmuser.org -> Catalan
zh-CN.fmuser.org -> Intsik (Pinasimple)
zh-TW.fmuser.org -> Intsik (Tradisyunal)
hr.fmuser.org -> Croatian
cs.fmuser.org -> Czech
da.fmuser.org -> Danish
nl.fmuser.org -> Dutch
et.fmuser.org -> Estonian
tl.fmuser.org -> Pilipino
fi.fmuser.org -> Finnish
fr.fmuser.org -> Pranses
gl.fmuser.org -> Galician
ka.fmuser.org -> Georgian
de.fmuser.org -> Aleman
el.fmuser.org -> Greek
ht.fmuser.org -> Haitian Creole
iw.fmuser.org -> Hebrew
hi.fmuser.org -> Hindi
hu.fmuser.org -> Hungarian
is.fmuser.org -> Icelandic
id.fmuser.org -> Indonesian
ga.fmuser.org -> Irish
it.fmuser.org -> Italian
ja.fmuser.org -> Japanese
ko.fmuser.org -> Koreano
lv.fmuser.org -> Latvian
lt.fmuser.org -> Lithuanian
mk.fmuser.org -> Macedonian
ms.fmuser.org -> Malay
mt.fmuser.org -> Maltese
no.fmuser.org -> Norwegian
fa.fmuser.org -> Persian
pl.fmuser.org -> Polish
pt.fmuser.org -> Portuges
ro.fmuser.org -> Romanian
ru.fmuser.org -> Ruso
sr.fmuser.org -> Serbiano
sk.fmuser.org -> Slovak
sl.fmuser.org -> Slovenian
es.fmuser.org -> Espanyol
sw.fmuser.org -> Swahili
sv.fmuser.org -> Suweko
th.fmuser.org -> Thai
tr.fmuser.org -> Turkish
uk.fmuser.org -> Ukrainian
ur.fmuser.org -> Urdu
vi.fmuser.org -> Vietnamese
cy.fmuser.org -> Welsh
yi.fmuser.org -> Yiddish
Ang FMUSER Wirless ay Naghahatid ng Video At Audio Nang Mas Madali!
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