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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Octo\-soundcard\s+for\s+the\s+Raspi\,\s+another\s+question\s*$/: 25 ]

Total 25 documents matching your query.

21. Re: LF: Octo-soundcard for the Raspi, another question (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Mon, 10 Jul 2017 20:32:31 +0000
Correction, col3 is the mean rectified amplitude, so not the DC level! I ran the Octo at full gain, inputs open, for several hours through vtstat -a r=0.02 and an awk script to look for any backgroun
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-07/msg00072.html (14,944 bytes)

22. Re: LF: Octo-soundcard for the Raspi, another question (score: 1)
Author: DK7FC <[email protected]>
Date: Fri, 21 Jul 2017 15:53:24 +0200
Hi Paul, VLF, The observed effect is clearly a funtion of the temperature of the chip, which reaches abt 50 °C (human estimation) when in operation! Meanwhile i managed to stream audio data from the
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-07/msg00121.html (17,284 bytes)

23. Re: LF: Octo-soundcard for the Raspi, another question (score: 1)
Author: DK7FC <[email protected]>
Date: Fri, 21 Jul 2017 17:34:53 +0200
Another capture, now with the card running at 48 kS/s, showing the 1 kHz large signal experiment. Now that's a very good result, i am quite relaxed now and can look forward to the next steps. Still n
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-07/msg00122.html (16,814 bytes)

24. Re: LF: Octo-soundcard for the Raspi, another question (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Fri, 21 Jul 2017 16:48:19 +0000
Looks like you got a result on the dropouts. Worth feeding back to the manufacturer - if anyone is still there. 48k/sec sampling should be fine, I haven't tested it on the Octo yet. Does the problem
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-07/msg00123.html (15,416 bytes)

25. Re: LF: Octo-soundcard for the Raspi, another question (score: 1)
Author: DK7FC <[email protected]>
Date: Fri, 21 Jul 2017 19:10:16 +0200
Hi Paul, Am 21.07.2017 18:48, schrieb Paul Nicholson: Does the problem appear at 48k/sec when it gets hot enough? I didn't test that. The card is still quite warm but as you see, there are no suspici
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-07/msg00124.html (14,316 bytes)


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