Products Kategorya
- FM transmiter
- 0-50w 50w-1000w 2kw-10kw 10kw +
- TV transmiter
- 0-50w 50-1kw 2kw-10kw
- FM Antenna
- TV Antenna
- antenna Accessory
- Kable connector Power Splitter dummy load
- RF transistor
- Power Supply
- Audio Equipments
- DTV Front End Equipment
- link System
- STL sistema Microwave Link sistema
- FM Radio
- Power Meter
- Ibang produkto
- Espesyal para sa Coronavirus
Produkto Tags
Fmuser Sites
- es.fmuser.net
- it.fmuser.net
- fr.fmuser.net
- de.fmuser.net
- af.fmuser.net -> Afrikaans
- sq.fmuser.net -> Albanian
- ar.fmuser.net -> Arabe
- hy.fmuser.net -> Armenian
- az.fmuser.net -> Azerbaijani
- eu.fmuser.net -> Basque
- be.fmuser.net -> Belarusian
- bg.fmuser.net -> Bulgarian
- ca.fmuser.net -> Catalan
- zh-CN.fmuser.net -> Intsik (Pinasimple)
- zh-TW.fmuser.net -> Intsik (Tradisyunal)
- hr.fmuser.net -> Croatian
- cs.fmuser.net -> Czech
- da.fmuser.net -> Danish
- nl.fmuser.net -> Dutch
- et.fmuser.net -> Estonian
- tl.fmuser.net -> Pilipino
- fi.fmuser.net -> Finnish
- fr.fmuser.net -> Pranses
- gl.fmuser.net -> Galician
- ka.fmuser.net -> Georgian
- de.fmuser.net -> Aleman
- el.fmuser.net -> Greek
- ht.fmuser.net -> Haitian Creole
- iw.fmuser.net -> Hebrew
- hi.fmuser.net -> Hindi
- hu.fmuser.net -> Hungarian
- is.fmuser.net -> Icelandic
- id.fmuser.net -> Indonesian
- ga.fmuser.net -> Irish
- it.fmuser.net -> Italian
- ja.fmuser.net -> Japanese
- ko.fmuser.net -> Koreano
- lv.fmuser.net -> Latvian
- lt.fmuser.net -> Lithuanian
- mk.fmuser.net -> Macedonian
- ms.fmuser.net -> Malay
- mt.fmuser.net -> Maltese
- no.fmuser.net -> Norwegian
- fa.fmuser.net -> Persian
- pl.fmuser.net -> Polish
- pt.fmuser.net -> Portuges
- ro.fmuser.net -> Romanian
- ru.fmuser.net -> Ruso
- sr.fmuser.net -> Serbiano
- sk.fmuser.net -> Slovak
- sl.fmuser.net -> Slovenian
- es.fmuser.net -> Espanyol
- sw.fmuser.net -> Swahili
- sv.fmuser.net -> Suweko
- th.fmuser.net -> Thai
- tr.fmuser.net -> Turkish
- uk.fmuser.net -> Ukrainian
- ur.fmuser.net -> Urdu
- vi.fmuser.net -> Vietnamese
- cy.fmuser.net -> Welsh
- yi.fmuser.net -> Yiddish
Paano gumawa ng iyong sariling 4W FM Transmitter?
Teknikal na mga katangian:
Stabilised pagkahilig ng catering: Vcc = 12 ~ 16V
Dalas ng paglabas: 88 ~ 108MHz
Consumption: 100 ~ 400mA
Circuit diagram:
Ukol sa katawan:
Ang mga resistors ay 1 / 4W.
R1, R2 10KOhm
R3 47Ohm
C1, C2 1nF
C3 4,7uF / 16V
C4, C7, C8 0 ~ 45pF trimmer
C5, C6 10pF
C9 100nF
L1 4 lumiliko, diameter 7mm *
L3 3 lumiliko, diameter 7mm *
L4 5 lumiliko, diameter 7mm *
L2 RFC (paglaban 1MOhm sa balot sa paligid ng kanyang inductor ng sapat na coils mula sa pinong nakahiwalay na kawad. Scratch ng sukdulan inductor at stick mo sa sukdulan ang paglaban sa paggawa ng gayon isang parallel Lr circuit.)
T1, T2 2N2219
ANT Simple dipole l / 2.
MIC sa dynamic na Mikropono o iba pang uri. (Maaari rin itong konektado sa isang yunit ng cassette player)
* Ang mga inductors ay hangin mula sa wire ng coaxial 75W o iba pang 1mm halos.
PCB:
Bago mo i-print ito gamit ang microsoft paints, itakda ang resolution ng screen sa 1280 sa pamamagitan ng 1024 upang makuha ang tamang sukatan.
Regulations:
Gamit ang C4 ayusin namin ang dalas.
Sa kanilang C7, ang C8 ay iniangkop namin ang paglaban ng himpapawid (sa totoo lang sa mga ito ay nag-uugnay tayo upang marinig ang ating boses sa radyo hangga't maging malinis kayo).
Mga Tala:
Nais ng T2 ang refrigerator.
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