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Hi Pete

This looks interesting, I will give it a shout and get back to you. The output looks pretty neat :cool: I am still having problems with my audio board so I am hoping to get a new one this...

What part of the code are you referring to here?

Jono

/*
- PROJECT (E) 448 (SKIPSIE == FINAL YEAR PROJECT)
- Jonathan Paul Hendricks, University of Stellenbosch, 2020
- TOPIC: Long term-low cost acoustic monitor
- Monitor dolphin sounds and...

I am working on this now.. Hopefully this is what needs refinement for the recording to sound better? But it doesn't sound to great at the moment but I have made more progress in a few hours than a...

Just for reference, this is my usual output...https://www.dropbox.com/s/let7mf20qjcemdo/1.75V%2063%20dB.WAV?dl=0

That made my program run again! Let me share the audio (you can't hear that clear but I am saying thanks;)) https://www.dropbox.com/s/4xb9b1f710djjb6/REC00.WAV?dl=0 .

EDIT: smoothing factor alpha...

I am using the T4.1

Jono

I tried that the first time around, but it gave me an error so I left it.. This is the error when I change m_out from
uint8_t m_out[512] to
int16_t ...

Thanks for the help so far:D I am trying that now!

EDIT: I changed "float m_smooth" to "int16_t m_smooth" on WavFileWriter.hpp(not posting the full code again since I did above with the other...

Hi, I've updated the code...

////////////////////////////////////////////////////////////
//
// This code was inspired by the Recorder example of Paul Stoffregens Audio library
// and the SFML...

I can also send you a version of WavFilerWriter.ino where I use the serial monitor instead of a lock-button? Just to demonstrate the recording process

I should've used the hashtag! Great stuff:D Also, to be more clear, everything works, just the part where I now want to apply a digital filter at WavFileWriter.cpp is where I am getting headaches......

Dear Pete
Firstly, thank you for the response!

Could you elaborate more on this? I ran WavFilerWriter.ino and it worked, but since then I have only been modifying WavFileWriter.Ino. The picture...

Hi all, I hope this message finds you well...

I am recording using the Examples > Audio > Recorder (to be more specific, I am actually using the WavFilerWriter from Foaly...

I eventually tested it with external power using a 3x1.5V battery supply... I'm still getting the bad audio with no USB connection...

You can have a listen here...

Hi Craig, I am currently working on building an acoustic monitor with a teensy 4.1 and Audio shield Rev D for a project. I am in a pickle, because this is also problem I am facing too where I suspect...

Hi all, hope this message finds you well..

I am trying to record sounds and save it to my micro sd card. I get it right to record and save the sound(even tho there is a constant noise there in the...