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stetech2020
modified 10 years ago

Mobile incoming call indicator

1
3
148
01:04:45
Transistor bc548, coil...10uh or 150turns of 36swg copper wire on a 5dia plastic former. 200uf/10v, 100nf should be polyester.
published 10 years ago
ichunddu
10 years ago
Di You build that in real, how near have the mobile and this Indikator
hurz
10 years ago
Discharge pin of 555 is an open collector output pin. I have no idea how the 555 should react on an incoming call .... Sorry, nonsense curcuit!
pranay005
9 years ago
Is this circuit working?

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