Guest Cris86 Posted April 11, 2019 Share Posted April 11, 2019 Buna ziua sunt nou in ale elctronicii doar mici reparatii ,lipituri etc.am o masinuta a fetii care merge pe 49 mhz iar telecomanda (ea nu avea telecomanda)e pe 27 mhz.mentionez ca ambele au bobina cu miez de ferita.telecomanda functioneaza doar daca o apropii de masina la 10 cm maxim.cum as putea sa fac sa mearga telecomanda la un 2 m macar .multumesc Link to comment
djvas Posted April 11, 2019 Share Posted April 11, 2019 Pune macar niste poze din interior si cu una si cu alta. Link to comment
QQme Posted April 11, 2019 Share Posted April 11, 2019 De obicei telecom. are un quartz pe frecventa de lucru,,se schimba Q si bobina aferenta,fara practica in electronica nu veti putea rezolva. Link to comment
Guest Cris86 Posted April 11, 2019 Share Posted April 11, 2019 Ma intreb totusi de ce merge masina cand apropii telecomanda langa masina Link to comment
Mircea Posted April 11, 2019 Share Posted April 11, 2019 Se ineaca bietul receptor de nivelul semnalului receptionat. Link to comment
gauss Posted April 11, 2019 Share Posted April 11, 2019 (edited) Poate e vreo superreactie ( receptorul ) ... , cele mai ieftine , fara pretentii ( max. 10 metri distanta ) sant asa . Sanse zero ( doar probabilistice ) de modificat fara munca sustinuta , si ceva experienta radio . Eventual si ceva scule de masura . Edited April 11, 2019 by gauss Link to comment
QQme Posted April 12, 2019 Share Posted April 12, 2019 E posibil sa aiba integratele codor-decodor compatibile,si intradevar daca recept. este superr. este mult mai usor de modificat frecv., la receptor. Link to comment
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