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8/13/2019 Como amplificar señal de tv diagrama
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Como amplificar señal de tv diagrama.
http://www.forosdeelectronica.com/f22/amplificador-senal-tv-canales-abiertos-612/
http://www.mydarc.de/dk!b/"tacking/coa#.htm ver
http://www.mydarc.de/dk!b/"tacking/splitter.htm ver
http://www.newcirc$its.com/circ$it.php%id&rfr'1'
http://www.forosdeelectronica.com/f22/amplificar-senal-cable-1'22'/
http://www.yo$t$be.com/watch%v&-(s)*+,kwfeat$re&related
http://www.electronics-lab.com/pro0ects/rf/''/
C transmitter.
TECHNICAL CHARACTERISTICS:
Tendency of catering: + 12V/1A DC
Frequency of emission at AM: ~27M!
Force of e"#ense: 2$%&
Materially:
8/13/2019 Como amplificar señal de tv diagrama
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T'e resistances are 1/(&)
*1 1,&
*2 1,&
*- -.&
*( 1&
*% ($7,&
*0 1M&
*7 -$.,&
C1$ C.$ C1 1nF #oyester
C2 --#F ceramic
C- (7#F ceramic
C( ($7nF #oyester
C% 1nF ceramic
C0 10#F trimmer
C7 22nF #oyester
C 1mF/2%V eectroytic
C11 (7mF/2%V eectroytic
C12 1$%nF ceramic
31$ 32$ 3- V,2 4inductor of 'ig' frequencies5)
61$ 62 &ires of co#er 4smatme8na5 it' diameter $(mm ra##ed in #asticsu##ort of diameter 07mm of #er9strof9oy8 core) For t'e 61 you ra#1- cois) For t'e 62 you ra# ( cois) 4As in t'e rece#tor C;)5
6- &ra# 2 cois cu#reous ire of 4$-$(mm diameter5 con<oution rounda resistance 2$2&/2& of coa)
=1$ =2 ;C1
=- ;D1-.
=( 2>((27 4it is not re#aced5
=% ;D-2. 4or 2>-%%-5
?1$ ?2@ Crysta 'ais) 4?ou can you #ut t'e so muc'$ t'ose 'o aso c'annest'at you ant you emit5) ee 'ere)
MBC micro#'one it' #ream#ifier)
8/13/2019 Como amplificar señal de tv diagrama
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A>T1 Aeria for C; 4For t'e trias is enoug' a #iece ire of fe metres utetter connects a reguar aeria so t'at does not 'a<e many stagnantyand urns t'e transmitter5)
1 4C'oice of rece#tor of transmitter$ if you comine t'e transmitter it't'e rece#tor C;$ you are su##ied t'e rece#tor from e"it 12V OUT5
2 itc' of c'oice of c'anne) Bt 'as so muc' #aces$ t'ose 'o aso t'ec'annes t'at you ant #9a8nete)4,ay8tera 'e is mec'anicay connected
it' t'e 1 of rece#tor for simutaneous c'ange of c'annes5)
Charge 50W:
Materially:
*1$ *2 1&/2&
C1 (7nF ceramic
C2 ($7nF ceramic
31 V,2 4inductor of 'ig' frequencies5)
D1 assage of germanium 4AA11. or EA.2 or))5)
Regulati!":
For t'e reguation it needs a <otmeter 4it' neede etter5 and c'arge %&/%&)
1) Connect c'arge %& in t'e #ace of aeria$ it' t'e <otmeter in t'e e"it #lt$eter )
2) ;e su##ied t'e transmitter it' + 12V) Bt i e su##osed e 'a<e consum#tion eteen $71A)
-) &it' a scredri<er e reguate t'e core of inductor 61/62 and ater t'e <ariae C0 unti e see t'eiggest tendency
3. &e connect t'e micro#'one and s#eaing e oser<e t'e cue in t'e mutimeter) Bf a 'a<e ecomerig't i e su##osed t'e tendency$ s#eaing$ to go u# roug'y --%)