Interface class D amplifier to 3.5mm jack of audio injector board

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shrikantneo
Posts: 3
Joined: Thu Aug 03, 2017 8:05 pm

Interface class D amplifier to 3.5mm jack of audio injector board

Post by shrikantneo » Fri Aug 04, 2017 3:57 pm

Hi,

My audio injector board is working well but 3.5mm jack not able to drive 2 watt speaker.

So what is solution for this , i want to connect speaker to it.

Please send me connections for connecting class D amplifier on board or any other codec dsp ic on top of board.
Please send me any solution...?


Thanks,
Shrikant

flatmax
Posts: 609
Joined: Sat Jul 23, 2016 11:39 pm

Re: Interface class D amplifier to 3.5mm jack of audio injector board

Post by flatmax » Wed Aug 09, 2017 9:58 am

Hi,

You will have to find a Class D module. You could find one which can run off 5V and then you can use the same 5V supply for the Pi as for your class D chip.

Matt
Check out our audiophile quality crossovers : https://bit.ly/2kb1nzZ
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