Posts tagged with "hdmi-audio-extractor"
- Nov 10, 2020
Building a DIY 5.1 Audio Video Receiver – Part 7
Now that I have the front speakers, rear speakers and sub-woofer working, the next thing I wanted to do in my DIY AVR project was to bring up the center speaker. I ordered a TPA3118 amplifier board for Rs. 379 towards it. The only problem with the board (which I did not realize when I ordered it) was that it does not have a volume control. The repercussions of this mistake will soon become clear. Anyway, I connected the board to a 12V power supply. The same one that was powering the crossover board from my previous post. Output from the board is connected to my center speaker. The sound quality is fine to my ears. Anyway it is the center speaker, so we don't need a great quality output.
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