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Results tagged with filter
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user 17338
A filter selectively processes input signals in frequency- or time-domain.
4
votes
1
answer
2k
views
Low-pass filter on microcontroller output
I'm producing a signal which contains 7 frequencies using a microcontroller with a DAC. the frequencies are 16.5kHz 16.7kHz 16.9kHz 17.2kHz 17.4kHz 17.6kHz 17.8kHz. and sampling frequency (at the outp …
- 333
12
votes
3
answers
3k
views
Audio Amplifier Op amp
I'm trying to design a circuit in which a microcontroller produces a signal and then using an amplifier drives an 8ohm speaker.
I've so far used LM386, but it cannot go above 1W, which turned out to …
- 333