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Electronics?? Pag-usapan natin..

pwede makahingi ng 12v battery charger ung mabilis lng gawin
 
padaan mga sir..ask ko lang pano po ba gumawa ng LED sign Board?..paturo naman po (need diagram sana) thanks!
 
pag b ng iinet ang resistor cra n o my problem s ibng pyesa meron kxe isa dun amplipier q
 
meaning ndi cra ung resistor?tska mhna 2nog ng ampli anu kya cra nun
 
help naman ako.. ung power ampli ko channel 1 nasunog yung yg relay nia, wla kc mbilhan dito samin, Brand sound barrier model pcs3400D. maliban sa yg relay ano pa ung papalitan ko pa?

saka yung 1 channel pa powered ampli ko nmamatay pg On ko unti-unti sya nmamatay pero after 2-3 hours ok n nmn sya. power supply b ang my defecto?
 
Last edited:
@ahnamay
pag amp pwedeng pre-driver transistor. pa check mo nalang

@monkey ka (rin) :D
palitan mo nalang ng relay. kung wala kang mabilhan customize mo nalang. alamin mo yung supply voltage para sa relay at current rating.
 
@ahnamay
pag amp pwedeng pre-driver transistor. pa check mo nalang

@monkey ka (rin) :D
palitan mo nalang ng relay. kung wala kang mabilhan customize mo nalang. alamin mo yung supply voltage para sa relay at current rating.

thanks:weep:
 
sir destroyer baka may file ka ng amp jan yung working pang 45 0 45 Vdc lang sana.
 
sir destroyer baka may file ka ng amp jan yung working pang 45 0 45 Vdc lang sana.

eto sir, not yet tested

ax11_zpsc5cc945c.jpg
 
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