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Saturday, February 20, 2010

IR Audio Transmitter



This is very useful circuit you can transmit audio signals by using this circuit.You can send signals for about 4m.Q1 can be PNZ154, PNA1605F, BPW77NA or BPW85.




Note

# this circuit can be operated with 9V power supply

5 comments:

Kiran said...

sir the transmitter should point the receiver or from anywhere the signals can be transmitted and received?

Zam said...

you have to aim the transmitter towards the receiver.

ram qw said...

can i use IR sensing LED instead of transister in receiver????

ram qw said...

can i use 3mm IR LED with 5mm IR receiver LED??????

Steve Berke said...

I enjoyed reading your article :) PLease continue publishing helpful topics like this. Regards, from Let's get gadget, a company whose into selling
remote extender

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