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Yon anplifikatè nan fòs mwayen RF pou FM a, se toujou esansyèl pou amatè a ki vle li ranfòse kèk transmetè ti, ki gen anpil chans li te deja li manifaktire! Kous la prezan ka bay fòs 25-30W, ak kontwòl pa pi gran pase 4-5 W. Kòm li parèt nan desen an analitik, se anplifikatè a fabrike ak tranzistò TR1 nan kalite ΒLY89 nan Phillips. Tranzistò sa a espesyalman trase pou operasyon nan frekans jiska 175Μhz, ak rezilta trè bon. Karakteristik espesyal li parèt anba a:
· Tandans nan operasyon: 18V |
· Kouran nan Pèseptè: max 3 5yèm |
· Akeri: max 10dB |
· Fòs Depans: 25-30 W |
· Sòti (lòd C):> 60% |
Varyab kondansateur C1, C2, ak L1 enduktansdèstokaj, konstitye kous la kowòdone ki adapte sòti nan nan transmetè nou yo nan sa a RF anplifikatè. te kous la te kalkile konvnableman, konsa ke li kouvri tout bann FM a ak pi gwo pwodiksyon an posib. RFC1 enduktansdèstokaj polarize tranzistò a, konsa tankou li ap travay nan C lòd ki vle di ak pwodiksyon nan pi gwo. L2 enduktansdèstokaj nan pèseptè a nan TR1, konstitye chaj la nan anplifikatè, pandan y ap RFC2 anpeche RF siyal chape a nan liy lan nan Restoration. Condensateur C2 ak R1 rezistans, pwoteje kous la soti nan oto polarize.
Kous la kowòdone nan depans ki konstitye pa enduktè L2 ak varyab kondansateur C3, C4, adapte sòti nan anplifikatè RF ak etap kap vini an ki ka kèk anplifikatè RF nan fòs segondè (> 100W) oswa yon ayeryen. Fabrike Envantè de anplifikatè se trè senp epi fasil. Twou PCB nan pwen ki pral pase Nutshell la nan TR1. Bwa kondansateur yo, varyab, rezistans a, tsok a RF ak endukteur yo. Finalman ou baton TR1 a, yo te atansyon pa surchof nan soude a ak melanj kloure l 'yo. Netwaye finalman PCB soti nan résidus yo nan soudaj. Fè yon kontwòl anpil prekosyon pou pa nenpòt ki erè chans, omisyon, kout-sikui, frison ou baton tou anyen lòt ki ta ka ou fè mande poukisa yo pa travay anplifikatè la. PARTS
C1, C2, C3, C4 = 10 - 80pF |
C 5 = 10nF |
C6 = 1000pF |
C7 = 100nF |
C8 = 2200mF / 35V |
L1 = 1 bobin ak dyamèt 10 mm, 1 mm |
L2 = 7 anwoulman ak dyamèt 10 mm, 0,8 mm |
L3 = 3 anwoulman ak dyamèt 10 mm, 1 mm |
TR1 = BLY89 |
RFC = RF tsok |
Remak: TK1 a bezwen yon torchon nan dimansyon 5x10cm pou operasyon pwoblèm gratis. Sa a vis torchon nan TR1 a san yo pa izolateur, apre yo fin vis santral li a genyen izolasyon elektrik nan broch rès.
lòt pwodwi nou an:
Pwofesyonèl pakè ekipman estasyon radyo FM
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Antre nan imèl yo ka resevwa yon sipriz
es.fmuser.org
it.fmuser.org
fr.fmuser.org
de.fmuser.org
af.fmuser.org -> Afriken
sq.fmuser.org -> Albanyen
ar.fmuser.org -> Arab
hy.fmuser.org -> Armenian
az.fmuser.org -> Azerbaydjan
eu.fmuser.org -> Basque
be.fmuser.org -> Belarisyen
bg.fmuser.org -> Bulgarian
ca.fmuser.org -> Katalan
zh-CN.fmuser.org -> Chinwa (senplifye)
zh-TW.fmuser.org -> Chinwa (Tradisyonèl)
hr.fmuser.org -> Kwoasyen
cs.fmuser.org -> Czech
da.fmuser.org -> Danwa
nl.fmuser.org -> Olandè
et.fmuser.org -> Estonyen
tl.fmuser.org -> Filipino
fi.fmuser.org -> Finnish
fr.fmuser.org -> Franse
gl.fmuser.org -> Galisyen
ka.fmuser.org -> Georgian
de.fmuser.org -> Alman
el.fmuser.org -> Greek
ht.fmuser.org -> Kreyòl ayisyen
iw.fmuser.org -> ebre
hi.fmuser.org -> Hindi
hu.fmuser.org -> Hungarian
is.fmuser.org -> Icelandic
id.fmuser.org -> Endonezyen
ga.fmuser.org -> Ilandè
it.fmuser.org -> Italyen
ja.fmuser.org -> Japonè
ko.fmuser.org -> Koreyen
lv.fmuser.org -> Latvian
lt.fmuser.org -> Lithuanian
mk.fmuser.org -> Masedwan
ms.fmuser.org -> Malay
mt.fmuser.org -> Maltese
no.fmuser.org -> Norwegian
fa.fmuser.org -> Pèsik
pl.fmuser.org -> Polonè
pt.fmuser.org -> Pòtigè
ro.fmuser.org -> Romanian
ru.fmuser.org -> Ris
sr.fmuser.org -> Sèb
sk.fmuser.org -> Slovak
sl.fmuser.org -> Slovenian
es.fmuser.org -> Panyòl
sw.fmuser.org -> Swahili
sv.fmuser.org -> Syèd
th.fmuser.org -> Thai
tr.fmuser.org -> Tik
uk.fmuser.org -> Ikrenyen
ur.fmuser.org -> Oudou
vi.fmuser.org -> Vietnamese
cy.fmuser.org -> Welsh
yi.fmuser.org -> Yiddish
FMUSER Wirless Transmèt videyo ak odyo pi fasil!
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