Guest vasilesas Posted November 27, 2010 Share Posted November 27, 2010 As avea nevoie de un montaj care sa imi anclanseze un releu de 12v atunci cand receptorul soneriei canta melodia. Receptorul e alimentat la 3v ( ca la toate soneriile wireless) , dar eu am nevoie sa imi anclanseze un releu de 12v. Schema de mai jos : decuplez difuzorul , dar cum fac sa imi alimenteze releul la 12 v fara ca aceasta tensiune externa sa influenteze receptorul soneriei ? Uploaded with ImageShack.us Link to comment
gica70 Posted November 27, 2010 Share Posted November 27, 2010 Unde e Vcc aplici +12V iar la masa comuna (-3V a soneriei cu emitorul ultimului trz) aplici -12V. Link to comment
Guest vasilesas Posted November 27, 2010 Share Posted November 27, 2010 Multumesc. Credeam ca e eronata schema... Link to comment
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