metal detector robot of hhj

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    INDEX

    SL NO CONTENTS

    1 INTRODUCTION

    2 COMPONENTS LIST

    3 RESISTORS

    4 CAPACITORS

    5 VARIABLE RESISTORS

    6 COIL

    7 CIRCUIT DIAGRAM

    8 WORKING

    9 CONCLUSION

    10 BIBLOGRAPH

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    METAL DETECTOR

    Introduction :-

    A metal detector !" # $%&!'% ()!') *%"+,-$" ., /%.# .)#. /# -,. % *%#$! #++#*%-. T)% "!/+ %". ,*/ , # /%.# $%.%'.,* ',-"!"." , #- ,"'! #., * +*,$ '!- #- # .%*-#.!- ' **%-. .)#. +#""%" .)*, ) # ',!

    +*,$ '!- #- # .%*-#.!- /# -%.!' !% $ I # +!%'% , % %'.*!'# ',-$ '.!&% /%.# !" ' ,"% ., .)% ',! %$$ ' **%-." (! % !-$ '%$ !- .)% /%.# #-$ .)!"

    +*,$ '%" # /# -%.!' !% $ , !." ,(- I #-,.)%* ',! !" "%$ ., /%#" *% .)% /# -%.!' !% $ #'.!- #" # /# -%.,/%.%* .)% ')#- % !- .)% /# -%.!' !% $ $ % ., .)% /%.# !' , :%'. '#- % $%.%'.%$

    T)% !*". !-$ ".*!# /%.# $%.%'.,*" (%*% $%&% ,+%$ !- .)% 1960" #-$ (%*% "%$ %;.%-"!&% ,* /!-!- #-$ ,.)%* !-$ ".*!# #++ !'#.!,-" U"%" !-' $%$%< /!-!- .)% $%.%'.!,- , #-$ /!-%" .)% $%.%'.!,- , (%#+,-" " ') #" =-!&%" #-$ -" %"+%'!# !-#!*+,*. "%' *!. %,+) "!'#

    +*,"+%'.!- #*')#%, , #-$ .*%#" *% ) -.!- M%.# $%.%'.,*" #*% # ", "%$ ., $%.%'. ,*%! - ,$!%" !- ,,$ #-$ !- .)% ',-".* '.!,- !-$ ".* ., $%.%'. ".%% *%!- ,*'!- #*" !- ',-'*%.% #-$ +!+%" #-$ (!*%" *!%$ !- (# " #-$ ,,*"

    T)% #'. !" .)#. # , .)%"% "'%-#*!," #*% !$ M%.#

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    COMPONENTS LIST Components name Speci ication No o units

    1 R%"!".,*" 56=> 2

    3 3=> 1

    22=> 1

    2 7=> 1

    2 2=> 1

    680E 2

    15=> 1

    2 V#*!# % *%"!".,* 5K3386T*!/ 1

    3 C#+#'!.,*" 1P? 2

    1KP? 1

    220P? 1

    270P? 1

    12KP?@100V 1

    100@25V 1

    4 T*#-"!".,*" BC 547 PH 4

    5 D!,$% IN 4148 4

    6 LED 5MM R%$ L%$ 1

    7 C,! M%.# D%.%'.,* C,! 1

    8 B %* VK 27 CT S 1

    9 P,(%* " ++ 9V S-#++%* 1

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    10 PCB VK 557 PCB 1

    RESISTORS A *%"!".,* !" # ',/+,-%-. , #- '!*' !. .)#. *%"!"." .)% ,( , % %'.*!'# ' **%-. I. )#" .(, .%*/!-# " #'*,"" ()!') % %'.*!'!. / ". +#"" #-$ !. !" $%"! -%$ ., $*,+ .)% &, .# % , .)% ' **%-. #" !. ,(" *,/ ,-% .%*/!-# ., .)% ,.)%* R%"!".,*" #*% +*!/#*! "%$ ., '*%#.% #-$ /#!-.#!- =-,(- "# % ' **%-." (!.)!- % %'.*!'# ',/+,-%-."

    T)% #/, -. , *%"!".#-'% , %*%$ # *%"!".,* !" $%.%*/!-%$ !." +) "!'#',-".* '.!,- A '#* ,- ',/+,"!.!,- *%"!".,* )#" *%"!".!&% '#* ,- +#'=%$ !-., # '%*#/!' ' !-$%* ()! % # '#* ,- ! / *%"!".,* ',-"!"." , # "!/! #* '%*#/!' . % . )#" ',-$ '.!&% '#* ,- ! / (*#++%$ #*, -$ .)% , ."!$% M%.# ! / ,* /%.# ,;!$% *%"!".,*" #*% /#$% / ') .)% "#/% (# . (!.) /%.# !-".%#$ , '#* ,- A (!*% (, -$ *%"!".,* /#$% (!.) /%.# (!*% (*#++%$ #*, -$ ' #

    + #".!' ,* ! %* #"" . !- , %*" *%"!".#-'% #. )! )%* +,(%* %&% " T),"% "%$ ,* #++ !'#.!,-" .)#. / ". (!.)".#-$ )! ) .%/+%*#. *%" #*% . +!'# /#$%

    , /#.%*!# " " ') #" '%*/%." # '%*#/!'

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    CAPACITORS A '#+#'!.,* !" # +#""!&% % %'.*,-!' ',/+,-%-. .)#. ".,*%" %-%* !- .)% ,*/ , #- % %'.*,".#.!' !% $ I- !." "!/+ %". ,*/ # '#+#'!.,* ',-"!"." , .(, ',-$ '.!- + #.%" "%+#*#.%$ #- !-" #.!- /#.%*!# '# %$ .)% $!% %'.*!' T)% '#+#'!.#-'% !" $!*%'. +*,+,*.!,-# ., .)% " * #'% #*%#" , .)% + #.%" #-$ !" !-&%*"% +*,+,*.!,-# ., .)% "%+#*#.!,- %.(%%- .)% + #.%" C#+#'!.#-'% # ", $%+%-$" ,- .)% $!% %'.*!' ',-".#-. , .)% " ".#-'% "%+#*#.!- .)% + #.%"

    Electrol$tic '#+#'!.,*" #*% +, #*! %$ ()!') /%#-" .)% )#&% # +,"!.!&% #-$ -% #.!&% %#$ #-$ / ". % +,"!.!,-%$ !- # '!*' !. .)% *! ). (# *, -$ T)% # ", )#&% # / ') )! )%* '#+#'!.#-'% .)#- -,-

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    &OR'IN(

    M%.# $%.%'.,*" (,*= ,- .)% +*!-'!+ % , .*#-"/!..!- # /# -%.!' !% $ #-$ #-# !- # *%. *- "! -# *,/ .)% .#* %. #-$ %-&!*,-/%-. T)% .*#-"/!..%$ /# -%.!' !% $ *!%" !- .!/% " # #. *#.%" , #!* )! )

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    6 S! -# *,/ *%'%!&% ',! !" #/+ ! !%$ *%'%!&% % %'.*,-!'" .)%- +*,'%""%$ ., %;.*#'. "! -# *,/ .)% .#* %. *#.)%* .)#- "! -# " *,/ ,.)%* %-&!*,-/%-. /# -%.!' ", *'%" " ') #" %#*.) " /# -%.!' !% $ A" (!.) /,". !-.*,$ '.!,-" .)% # ,&% *!% $%"'*!+.!,- !" ,&%*

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    T)!" $ # /%#-!- , .)% "#/% .%*/ !" ',//,- !- % %'.*,-!'" ?,* %;#/+ % ()%- *% %**!- ., # *%'%!&%$ /%$! /

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    A /%.# $%.%'.,* '!*' !. !" "%$ .)#. "%" # . -%$ '!*' !. ',/+*!"!- , # ',!

    T(, '#+#'!.,* " C 2 #-$ C 3 $%.%*/!-!- # "+%'! !' *%",-#-. *% %-' , ,"'! #.,* 4 T)% "%-"!.!&!. , ()!') !" #$: ".%$ # +,.%-.!,/%.%* , 5=

    T)% , .+ . , .)!" *%",-#-. '!*' !. !" %$ ., 2 ()!') #*.%* !- %/!..%* , ,(%* ',- ! *#.!,- (!.) #++*,+*!#.% ! .%*!- ., ,*(#*$ !#" 3 .)#. ,*'%" 4 ., % -,. !- ',-$!.!,- ".# % .) " .)% %* ',--%'.%$ *,/ +,"!.!&%

    " ++ ., .)% ', %'.,* , 4 $,%" -,. %. #- +,(%* ", $,%"- . ", -$

    W)! % #- /%.# , :%'. !" %-', -.%*%$ .)% ',! .)% *%",-#-'% *% %-' $*! ." #(# .)#. *%/,&% " .)% $*!&% &, .# % ., 3 ()!') !- . *- "(!.')%" ,- .)% 4 ,* .)% %* ., %. +,(%* #-$ ", -$ #'',*$!- ., %.)%* (!.) .)% L

    LED *,(!- ., !-$!'#.% .)% +*%"%-'% , .)% /%.# !' , :%'.

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    7

    )ARIA*LE RESISTORS

    V#*!# % *%"!".,*" ',-"!". , # *%"!".#-'% .*#'= (!.) ',--%'.!,-" #. ,.) %-$" #-$ # (!+%* ()!') /,&%" # ,- .)% .*#'= #" , . *- .)% "+!-$ % T)% .*#'= /# % /#$% *,/ '#* ,- '%*/%." '%*#/!' #-$ /%.# /!;. *% ,* # ',! , (!*% ,* ,( *%"!".#-'%" T)% .*#'= !" " # *,.#* . ".*#! ). .*#'= &%*"!,-" " # '# %$ " !$%*" #*% # ", #! # %

    V#*!# % *%"!".,*" /# % "%$ #" #*)%,".#. (!.) .(, ',--%'.!,-" .)% (!+%* #-$ : ". ,-% %-$ , .)% .*#'= ,* #" # +,.%-.!,/%.%* (!.) # .)*%e ',--%'.!,-" !- "% M!-!#. *% &%*"!,-" '# %$ +*%"%." #*% /#$% ,* "%..!- + '!*' !." ()!')

    (! -,. *% !*% *.)%* #$: "./%-.

    V#*!# % *%"!".,*" #*% , .%- '# %$ +,.%-.!,/%.%*" !- ,,=" #-$ '#.# , %" T)% #*% "+%'! !%$ .)%!* /#;!/ / *%"!".#-'% !-%#* ,* , #*!.)/!' .*#'= #-$ .)%!* +) "!'# "! % T)% ".#-$#*$ "+!-$ % $!#/%.%* !" 6//

    S+M*OL:

    http://www.kpsec.freeuk.com/components/vres.htm#rheostat http://www.kpsec.freeuk.com/components/vres.htm#potentiometer http://www.kpsec.freeuk.com/components/vres.htm#presets http://www.kpsec.freeuk.com/components/vres.htm#rheostat http://www.kpsec.freeuk.com/components/vres.htm#potentiometer http://www.kpsec.freeuk.com/components/vres.htm#presets

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    COIL

    A- electromagnetic coil ,* "!/+ # ',! !" ,*/%$ ()%- # ',-$ '.,* " # #- !-" #.%$ ", !$ ',++%* (!*% !" (, -$ #*, -$ # ',*% ,*

    ,*/ ., '*%#.% #- !-$ '.,* ,* % %'.*,/# -%. W)%- % %'.*!'!. !" +#""%$ .)*, )# ',! !. %-%*#.%" )%#. O-% ,,+ , (!*% !" " # *% %**%$ ., #" #turn #-$ # ',! ',-"!"." , ,-% ,* /,*% . *-" ?,* "% !- #- % %'.*,-!' '!*' !. % %'.*!'# ',--%'.!,- .%*/!-# " '# %$ .#+" #*% , .%- ',--%'.%$ ., # ',! C,! " #*% , .%- ',#.%$ (!.) *-!") ,* (*#++%$ (!.) !-" #.!- .#+% ., +*,&!$% #$$!.!,-# !-" #.!,- #-$ "%' *% .)%/ !- + #'% A ',/+ %.%$ ',! #""%/ (!.) .#+" !" , .%- '# %$ #winding A.*#-" ,*/%* !" #- % %'.*,/# -%.!' $%&!'% .)#.

    )#" # primary winding #-$ # secondary winding .)#. .*#-" %*" %-%* *,/ ,-%% %'.*!'# '!*' !. ., #-,.)%* !-$ '.!&% ', + !- (!.), . /,&!- +#*." T)% .%*/ tickler coil " # *% %*" ., # %%$ #'= ',! ()!') !" , .%- .)% .)!*$ ',!

    + #'%$ !- *% #.!,- ., # +*!/#* ',! #-$ "%',-$#* ',! A ',! .#+ !" # (!*!- %#. *% , -$ ,- ",/% % %'.*!'# .*#-" ,*/%*" !-$ '.,*" #-$ ',! +!'= +" # ,

    ()!') #*% "%." , (!*% ',! " T)% ',! .#+ " #*% +,!-." !- # (!*% ',! ()%*% # ',-$ '.!&% +#.') )#" %%- %;+,"%$ " # ,- # ,,+ , (!*% .)#. %;.%-$" , . , .)% /#!- ',! ,$ A" "% !-$ '.!,- !" #* %* ,* #* %* ',! $!#/%.%* .)% ' **%-. !- # .)!'= (!*% .*!%" ., ,( ,- .)% !-"!$% T)% !$%# "% , ',++%* !" #')!%&%$ ,! " S,/%.!/%" .)!" /%#-" .)#. # "+!*# !" # %..%* # .%*-#.!&% M .! # %* ',! " )#&% .)% +*, %/ , !-.%* # %*'#+#'!.#-'% ", ()%- / .!+ %

    # %*" #*% -%%$%$ .)% ")#+% -%%$" ., % *#$!'# ')#- %$ ., # "),*. ',! (!.) /#- # %*" ", .)#. .)% &, .# % %.(%%- ',-"%' .!&% # %*" !" "/# %*

    http://en.wikipedia.org/wiki/Wire http://en.wikipedia.org/wiki/Inductor http://en.wikipedia.org/wiki/Electromagnet http://en.wikipedia.org/wiki/Electronic_circuit http://en.wikipedia.org/wiki/Electrical_connection http://en.wikipedia.org/wiki/Electrical_connection http://en.wikipedia.org/wiki/Electrical_insulation http://en.wikipedia.org/wiki/Transformer http://en.wikipedia.org/wiki/Inductive_coupling http://en.wikipedia.org/wiki/Coil_tap http://en.wikipedia.org/wiki/Spiral http://en.wikipedia.org/wiki/Capacitance http://en.wikipedia.org/wiki/Wire http://en.wikipedia.org/wiki/Inductor http://en.wikipedia.org/wiki/Electromagnet http://en.wikipedia.org/wiki/Electronic_circuit http://en.wikipedia.org/wiki/Electrical_connection http://en.wikipedia.org/wiki/Electrical_connection http://en.wikipedia.org/wiki/Electrical_insulation http://en.wikipedia.org/wiki/Transformer http://en.wikipedia.org/wiki/Inductive_coupling http

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