Adobe Portable Document Format - 33.40 kB - 09/13/2019 at 15:05 |
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Adobe Portable Document Format - 70.13 kB - 09/09/2019 at 18:43 |
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Adobe Portable Document Format - 44.90 kB - 08/01/2019 at 14:39 |
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Street Sense Schematic-V08.pdfVersion 8 of Street Sense air and noise pollution sensor unit- added separate analog supply - reading ADC using ADC ~DRDY signal and uPy interrupt Adobe Portable Document Format - 74.90 kB - 05/14/2019 at 16:16 |
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Adobe Portable Document Format - 69.76 kB - 03/25/2019 at 16:52 |
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Street Sense Schematic-V05.pdfVersion 5 of Street Sense air and noise pollution unit- new ADS1219 ADC Adobe Portable Document Format - 67.74 kB - 03/18/2019 at 16:37 |
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Street Sense Schematic-V04.pdfVersion 4 of Street Sense air and noise pollution unit3 changes to reduce noise created by boost converter - added high side MOSFET switch - added Schottky diode to USB/Battery select cct - added capacitor to input of boost converter Adobe Portable Document Format - 64.26 kB - 03/14/2019 at 23:08 |
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Street Sense Schematic-V03.pdfVersion 3 of Street Sense air and noise pollution unitAdobe Portable Document Format - 60.52 kB - 02/13/2019 at 22:21 |
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traffic_and_wind.wav10 second audio clip. Testing I2S microphone with new MicroPython I2S module. Sample rate used is 10k samples/second. Wind noise can be heard.Waveform Audio File Format (WAV) - 195.04 kB - 11/06/2018 at 01:09 |
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ambulance.wav10 second audio clip. Testing I2S microphone with new MicroPython I2S module. Sample rate used is 10k samples/second. A passing ambulance can be heard.Waveform Audio File Format (WAV) - 195.04 kB - 11/06/2018 at 01:09 |
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