rmeister 6 research notes and 14 wiki edits | Joined over 3 years ago
I'm a german student of electronics engineering, interested in IoT, radio signals and mobile communication.
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32 comments posted
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Comments
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| "Not sure what 5V pin you mean, but yes a 4-pin cable is need to connect to the microphone input of smartphones/mobile devices. " | Read more » | over 2 years ago | ||
| "Hi Don, thanks for your awesome feedback! That notebook looks really cool. I wasn't aware of Jupyter and it looks like a great way to explain and ..." | Read more » | almost 3 years ago | ||
| "@donblair - Thanks Don, that demo looks awesome! Happy to see that WebJack is in use :) I gladly try to answer questions if there are any issues w..." | Read more » | almost 3 years ago | ||
| "Thanks Ananyo! I'll happily answer any questions when you have the board :) " | Read more » | almost 3 years ago | ||
| "Thank you for the good feedback Jeff. It was great to have you as mentor during this summer. Your responsiveness was marvelous, your answers very h..." | Read more » | almost 3 years ago | ||
| "According to the first review on Amazon the pinout of the cable is (from tip to sleeve): Left (white) Right (red) Video (yellow) Ground But as..." | Read more » | almost 3 years ago | ||
| "Right, that should be inlcuded in the readme. Yes, echoCancellation is disabled at quiet.js: https://github.com/quiet/quiet-js/blob/master/quiet.j..." | Read more » | almost 3 years ago | ||
| "Sure, but anything above 7kHz will need disabling echoCancellation. gh-pages is currently set up with 2450 and 4900 Hz, echoCancellation active. F..." | Read more » | almost 3 years ago | ||
| "@warren this is the tutorial for testing without Arduino :) Signal looks fine though. Remember to change the frequencies in SoftModem.h " | Read more » | almost 3 years ago | ||
| "That could work. But you will need an additional adapter for every device with AHJ pinout: https://www.headsetbuddy.com/3-5mm-ctia-to-omtp-smartpho..." | Read more » | almost 3 years ago | ||
| "Leonardo is again a different processor with different names for the timers used in the library. I think we can fix that with some #ifdef's in the ..." | Read more » | almost 3 years ago | ||
| "Cool, thanks for your effort! " | Read more » | almost 3 years ago | ||
| "If the nanite's output is 3V, then the voltage at your phone will be about 3V as well for the first few periods. But after a couple of periods the ..." | Read more » | almost 3 years ago | ||
| " For an (unequally) attenuated signal, the amplitudes for f_low and f_high are uneven. In this case, the amplitude for f_high is very low. Cool, ..." | Read more » | almost 3 years ago | ||
| "Oh yes, the signal is still attenuated. Didn't see that on my phone yesterday. " | Read more » | about 3 years ago | ||
| "Cool, looks good. Thanks for your effort! Maybe try switching the wires to sleeve and ring2. " | Read more » | about 3 years ago | ||
| "Probably you ment an other circuit, as I see you have a background in electronics engineering :D " | Read more » | about 3 years ago | ||
| "It's a voltage divider (so your phone won't be damaged by a too large voltage) and a high-pass filter (removes DC voltage). Would you give it a tr..." | Read more » | about 3 years ago | ||
| "Wow, thanks @kinasmith! Probably this pulses are sort of a presence detection for the microphone? Could be an issue, but most of the signals from ..." | Read more » | about 3 years ago | ||
| "A friend of mine just tested the demo site of the FSK generator with his iPhone (ios9.3.3). The script does not seem to work anymore :( " | Read more » | about 3 years ago | ||
| "Hi @dusjagr, thanks for that hint! Found a Safari compatible version of the FSK generator in your link section. At least sending data to the µC sho..." | Read more » | about 3 years ago | ||
| "Hi Liz, thanks for your feedback! You can click on the photo to get a larger version. There the connections are visible more clearly. I'll see if I..." | Read more » | about 3 years ago | ||
| "Oh, maybe I should add a note for iPhone and Mac users. According to this site, Safari does not support WebRTC yet: http://iswebrtcreadyyet.com/ " | Read more » | about 3 years ago | ||
| "Is there somewhere a link without https? " | Read more » | about 3 years ago |
rmeister was awarded the Basic Barnstar by warren for their work published in Serial communication via headphone jack.
rmeister was awarded the Basic Barnstar by warren for their work published in WebJack: Testers needed!.
rmeister was awarded the Basic Barnstar by warren for their work published in GSoC 2016: Final Work Product of Browser-based Arduino sensor data transfer using the headphone jack.
rmeister was awarded the Photo Documentation Barnstar by Parsamparham for their work published in WebJack: Test without Arduino.
