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BA1404 ni Toyo ya bidhaa, kazi mbalimbali voltage ya 1 ~ 3V, mzunguko ni kutoka mixer FM Stereo, oscillator 38KHZ, FM moduleta na high-frequency amplifier monolithic jumuishi mzunguko.
Kazi (angalia Kielelezo mimi): stereo redio ishara na kwa kuongeza pembejeo vinavyolingana mtandao lina miguu 1,2, alijiinua FM Stereo katika mixer, ili kuzalisha ishara kuu kutoka L + R na LR Stereo ndogo ishara Composite ishara linajumuisha alijiinua na buffer kutoka miguu 14 nje (16,17 miguu kurekebisha vigezo ya ishara Composite, wanaweza kudhibiti usawa wa kushoto na kulia); 4,5,6 siri nje vipengele Diskret na ndani oscillator mzunguko 38KHZ 38KHZ ishara na buffer usambazaji wa mixers na kujiongezea nguvu, kwa mtiririko huo, 1 / 2 msuluhishi 38KHZ 19KHZ ishara na msuluhishi kupata ishara ya majaribio kutoka kwa miguu 13 nje; 13-14 miguu nje kutoka ishara Composite na ishara ya majaribio na mtandao vinavyolingana lina miguu 11 katika moduleta FM (9,10 miguu ya uzalishaji sehemu ndogo ya kuamua nje oscillation frequency) ya kuzalisha signal FM, pato alijiinua kutoka miguu 7; 2 miguu kwa miguu AF kukabiliana 3 kwa hatua ardhi AF, 8 miguu ni RF uhusiano mahali, 15 miguu kwa ajili ya usambazaji chanya nguvu. (Kumbuka: pini ya pato la voltage ya kumbukumbu ya 11 kuwezesha vipengee vya nje vya nje kudhibiti masafa ya oscillation, ambapo hayatumiki.) Mguu 7 na ishara ya mwisho ya μpc1651.
Uzalishaji Highlights: bodi ya mzunguko inaweza kutumika katika milioni-kubwa ya kufunga, ili kuondoa ziada shaba uhakika; 13,14 miguu, tu thamani ya kumbukumbu ya upinzani, kwa sababu ya thamani yake ya kujitenga Stereo ni kuhusiana, kulingana na hali halisi kutokana na thamani; L kwa inductance chuma shell kutofautiana, vigezo wake na mzunguko-kuhusiana, hapa ni muhimu frequency utulivu, kuwa makini; Kama unataka ugavi wa umeme, makini na nguvu, sasa ndogo, filter Diskret zinaweza kusimamiwa nguvu; μpc1651 voltage inayofanya kazi ni 5V, haizidi, ni rahisi kuchoma.
Muhtasari wa Jaribio: Kama "gazeti la elektroniki" BBS kuna watumiaji wengi wanaohitaji habari ya kina juu ya kipitishaji cha redio cha FM, kwa hivyo ninakusanya tena habari inayofaa juu ya jaribio rahisi la kupatanisha, unganisha, jumuishi la FM. Mchanganyiko wa BA1404 + μpc1651 wa rahisi zaidi kutengeneza na kurekebisha, na utulivu wa hali ya juu sana (kulingana na mzunguko wa BA1404 uliopita), nguvu ya usafirishaji haizidi anuwai ya kisheria.
参数 |
单位 |
测试 条件 |
最小值 |
典型 值 |
最大值 |
静 态 电 流 |
IQ (mA) |
|
3.5 |
3 |
5 |
输 入 电 阻 |
Rin (KΩ) |
f = 1KHZ |
360 |
540 |
720 |
输 入 增 益 |
GV (dB) |
Vin = 0.5mv |
30 |
37 |
|
声 道 平 衡 |
CB (dB) |
|
|
|
2 |
混合器 输出 最大 电压 |
Vom (MVP-p) |
THD = <3% |
200 |
|
|
38KHZ泄漏 电压 |
Voo (mv) |
无 信号 时 |
|
1 |
|
导 频 输出 电压 |
VOP (MVP-p) |
无 负载 时 |
460 |
580 |
|
声道 分离 度 |
Septemba (dB) |
|
25 |
45 |
|
输 入 噪 声 |
Vin (μV) |
|
|
1 |
|
高 放 输出 最大 电压 |
Vosc (MV) |
|
350 |
600 |
|
bidhaa zetu nyingine:
Kifurushi cha Vifaa vya Kitaalam vya Kituo cha Redio cha FM
|
||
|
Ingiza barua pepe kupata mshangao
es.fmuser.org
it.fmuser.org
fr.fmuser.org
de.fmuser.org
af.fmuser.org -> Kiafrikana
sq.fmuser.org -> Kialbeni
ar.fmuser.org -> Kiarabu
hy.fmuser.org -> Kiarmenia
az.fmuser.org -> Kiazabajani
eu.fmuser.org -> Kibasque
be.fmuser.org -> Kibelarusi
bg.fmuser.org -> Kibulgaria
ca.fmuser.org -> Kikatalani
zh-CN.fmuser.org -> Kichina (Kilichorahisishwa)
zh-TW.fmuser.org -> Wachina (Jadi)
hr.fmuser.org -> Kikroeshia
cs.fmuser.org -> Kicheki
da.fmuser.org -> Kidenmaki
nl.fmuser.org -> Kiholanzi
et.fmuser.org -> Kiestonia
tl.fmuser.org -> Kifilipino
fi.fmuser.org -> Kifini
fr.fmuser.org -> Kifaransa
gl.fmuser.org -> Kigalisia
ka.fmuser.org -> Kijojiajia
de.fmuser.org -> Kijerumani
el.fmuser.org -> Kiyunani
ht.fmuser.org -> Kikrioli cha Haiti
iw.fmuser.org -> Kiebrania
hi.fmuser.org -> Kihindi
hu.fmuser.org -> Kihungari
is.fmuser.org -> Kiaislandi
id.fmuser.org -> Kiindonesia
ga.fmuser.org -> Kiayalandi
it.fmuser.org -> Italia
ja.fmuser.org -> Kijapani
ko.fmuser.org -> Kikorea
lv.fmuser.org -> Kilatvia
lt.fmuser.org -> Kilithuania
mk.fmuser.org -> Kimasedonia
ms.fmuser.org -> Kimalesia
mt.fmuser.org -> Kimalta
no.fmuser.org -> Kinorwe
fa.fmuser.org -> Kiajemi
pl.fmuser.org -> Kipolishi
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sv.fmuser.org -> Kiswidi
th.fmuser.org -> Thai
tr.fmuser.org -> Kituruki
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ur.fmuser.org -> Kiurdu
vi.fmuser.org -> Kivietinamu
cy.fmuser.org -> Kiwelsh
yi.fmuser.org -> Yiddish
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