Jump to content
ELFORUM - Forumul Electronistilor
Sign in to follow this  
iuliantv

lg mc64a ktc1026 echivalent?

Recommended Posts

lg mc 64a sursa str-s5707,in scurt,dioda zener zd810 in scurt ,q810 c1026 in scurt,in rest totul e ok,a-m schimbat condesatorii din primar( si preventiv condesatorii sincro h,baleaj vertical,)a-m montat str5707 sh nu stiu starea lui dar pe aparat e ok,a-m schimbat zener 7,5v,a-m schimbat ktc1026 cu 2sc2073,a-m schimbat optocuplor,a-m pus si str-s5707 nou,totusi sursa nu porneste pe dioda zener am cca 3v ,daca str ul este scos a-m 7,5v ,restul sursei pare ok la masuratori 300v ok,nu a-m gasit nimic suspect in secundar,practic sursa nu lucreaza,cred ca 2sc2073 poate fi cauza,a folosit cineva un echivalent uzual pentru acest ktc1026.va multumesc

Share this post


Link to post
Share on other sites

Din cate imi aduc aminte asa din cap ala este un stabilizator serie deci nu este pretentios.Problema e cu STRSurile 5707 de care nu stiu daca se mai gasesc bune.

Share this post


Link to post
Share on other sites

multumesc, a-m citit topicul inainte,dar nu prea a-m inteles este 2sc sau ktc ? tind sa-i dau dreptate domnului tv1 care din cate topicuri a-m citit are experienta,precum si domnul dosa,dar momentan nu a-m avut un bf la indemana,a-m montat c2073 conform schemei baza colector emitor ,daca este scos a-m 7,5v,maine mai sap prin chassie poate gasesc un str-s5707 si ma lamuresc primul recuperat e decedat cel nou cumparat e de ...........va multumesc

Share this post


Link to post
Share on other sites

mai mult ca sigur aveti dreptate,nu a-m gasit altul prin chasie un str-s5707,asa ca a-m montat ups001 si totul e ok,va multumesc tuturor de ajutor

Share this post


Link to post
Share on other sites

Eu nu inteleg de ce STRS6707 se gasesc bune si 5707 nu .O fi diferenta de referinta interna externa dar chiar asa greu de fabricat?

Share this post


Link to post
Share on other sites

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.

Guest
Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.

Sign in to follow this  

×
×
  • Create New...

Important Information

We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue.