tag:blogger.com,1999:blog-4781727111866727703.post7874301876932004375..comments2024-03-29T05:47:10.437-07:00Comments on <em>Archimago's Musings</em>: MEASUREMENTS: Raspberry Pi 3 "Touch" music streamerArchimagohttp://www.blogger.com/profile/08642574001287787545noreply@blogger.comBlogger21125tag:blogger.com,1999:blog-4781727111866727703.post-76431800553016161702024-01-08T04:53:10.825-08:002024-01-08T04:53:10.825-08:00The use of capacitive or resistive touchscreen tec...The use of capacitive or resistive touchscreen technology in industrial displays ensures precise and reliable touch input, even when operators are wearing gloves, a common requirement in many manufacturing environments.<br /><a href="https://www.beetronics.com/rugged-touchscreen-monitor " rel="nofollow">industrial touchscreen displays</a>Beetronicshttps://www.blogger.com/profile/17773352143263313297noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-43320991159293065072017-06-15T19:01:57.571-07:002017-06-15T19:01:57.571-07:00Interesting Jim...
Well, considering that the nor...Interesting Jim...<br /><br />Well, considering that the normal version of piCorePlayer worked with no backlight issue, I don't think I'm going to worry about it. Hopefully the "audio optimized" version gets the screen backlighting fixed for those using the screen. Archimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-38321762115814135702017-06-15T18:46:54.708-07:002017-06-15T18:46:54.708-07:00Cool sonus.faber,
Curious what's the reason be...Cool sonus.faber,<br />Curious what's the reason behind this need to overclock?<br /><br />BTW, for those interested, here's an interesting article on Pi 3 overclocking:<br />https://retroresolution.com/2016/03/24/overclocking-the-raspberry-pi-3-pragmatism-and-optimising-for-single-vs-multicore-performance/<br /><br />Also, which version of piCorePlayer are you using? I've just stuck Archimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-70050789170982627712017-06-15T14:55:02.749-07:002017-06-15T14:55:02.749-07:00Update: I found that the Squeezelite Output settin...Update: I found that the Squeezelite Output setting conflicted with the backlight extensions. I was originally using front:CARD=C20, DEV=0. Changing to sysdefault:CARD=C20 worked, but limited sample rate to 48kHz. Using iec958:CARD=C20,DEV=0 seems to be working fine. Anonymoushttps://www.blogger.com/profile/11230590013858485512noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-30922172817686062192017-06-14T14:20:38.987-07:002017-06-14T14:20:38.987-07:00I solved the problem, thanks to the help of people...I solved the problem, thanks to the help of people in the SlimDevices forum.<br />I enabled the "TURBO MODE" on my Rpi3 and the noise... disappeared!<br />Now I can play my FLAC up to 352 kHz @ 24 bit!!!sonus.faberhttps://www.blogger.com/profile/14066774018070022395noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-8096305821185654762017-06-14T12:39:19.974-07:002017-06-14T12:39:19.974-07:00I'm using the official RPi 7" display wit...I'm using the official RPi 7" display with the same case. I'm also using a generic 2.5A supply. Audio output is via USB audio to a Cambridge DACMagic+. I've had no problems with noise, in fact it works marvelously, up to and including 24/96 source material.<br /><br />I love having access to the music from a console in my listening area rather than using my iOS devices as well asAnonymoushttps://www.blogger.com/profile/11230590013858485512noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-42780830841215582192017-06-04T15:26:51.710-07:002017-06-04T15:26:51.710-07:00Yes, I am using the official Pi 7'' LCD.
A...Yes, I am using the official Pi 7'' LCD.<br />At the moment, no case at all. It is assembled "open air".<br />I tested several power suppliers and I am using the official 2.5A one.<br />I tested also two of them: one connected to the mainboard and the second one to the LCD board, without any audible difference.<br />I measured the voltage on the Rpi3 with a digital sampling sonus.faberhttps://www.blogger.com/profile/14066774018070022395noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-10607457809444644372017-06-02T15:56:43.181-07:002017-06-02T15:56:43.181-07:00Interesting... I'm not hearing such a problem ...Interesting... I'm not hearing such a problem with my system. In fact I've even streamed upsampled 24/384kHz stuff to piCorePlayer with the TEAC and up to 768kHz to Oppo Sonica DAC through the Pi 3 without issue WITH Jivelite active. I've even underclocked and undervolted the system with no issue.<br /><br />Also just to clarify, are you using the official Pi 7" touchscreen? AlsoArchimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-52022000894715562972017-06-02T12:59:40.981-07:002017-06-02T12:59:40.981-07:00Focusing on piCorePlayer, with the LCD touch and J...Focusing on piCorePlayer, with the LCD touch and Jivelite, I always get noise (pops, spikes, scratches...) no matter wired ethernet or WiFi. IF I load my test flacs on a USB memory directly connected to the raspy, so without using any network connection, then I continue to get the very same noise, just to be clear.<br />Of course, with the USB memory, the LMS is the one loaded into the very same sonus.faberhttps://www.blogger.com/profile/14066774018070022395noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-70373397686626104802017-06-01T21:55:32.507-07:002017-06-01T21:55:32.507-07:00Hi Sonus.Faber...
Interesting. So just to be clea...Hi Sonus.Faber...<br /><br />Interesting. So just to be clear, suppose we use the piCorePlayer example which I am most familiar with. Without using the touchscreen, and using wired ethernet, it's good. But switching to the WiFi it sounds bad?<br /><br />And this is using LMS on a Windows PC - is that PC wired to the ethernet or also WiFi?<br /><br />What router?<br /><br />Is the signal Archimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-27995479281771922872017-05-31T15:49:19.896-07:002017-05-31T15:49:19.896-07:00great review as usual.
Unfortunately I am working...great review as usual.<br /><br />Unfortunately I am working aroud Raspberry and hires flac since months without good results :-(<br /><br />I hope you, and other people following this blog, can help me in finding where I am wrong.<br /><br />I started years ago with a headeless mini-PC running Ubuntu + pure MPD + M2Tech HiFace usb DAC and using a tablet to control it.<br />The results were sonus.faberhttps://www.blogger.com/profile/14066774018070022395noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-45658545209817993142017-05-25T20:38:19.220-07:002017-05-25T20:38:19.220-07:00Interesting SYM.
However I must say that the RK32...Interesting SYM.<br /><br />However I must say that the RK3288 SoC with Mali-T764, while great for audio streaming, is in many ways behind even something like the ODROID-C2 which has 64-bit quad core, decent hardware 60fps 4K decode of 10-bit HEVC a year ago. The only thing the ODROID-C2 is missing is built-in WiFi.<br /><br />I'd love to see ODROID come out with an updated C2 featuring the Archimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-63638853814229234132017-05-25T17:09:21.960-07:002017-05-25T17:09:21.960-07:00Hi Archimago, the Asus Tinker Board was released a...Hi Archimago, the Asus Tinker Board was released a while ago. The folks at Volumio have quite a positive review on this new toy <br />https://volumio.org/volumio-asus-tinkerboard/<br /><br />Do you have any intention to measure Tinker BoArd?<br />Seng Yew Menghttps://www.blogger.com/profile/01593797770037692550noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-13553676429824772342017-05-25T10:22:56.562-07:002017-05-25T10:22:56.562-07:00Hi. They were talking about raspberry pi using eth...Hi. They were talking about raspberry pi using ethernet and usb on same chip or chanell, i dont know now for sure.<br />But it sounds good on both so it's ok :)<br /><br />thx for reply.Dodohttps://www.blogger.com/profile/01836139531253028930noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-85564327345031488692017-05-25T07:31:10.720-07:002017-05-25T07:31:10.720-07:00Hi Dodo,
I have not seen any significant issues be...Hi Dodo,<br />I have not seen any significant issues between WiFi and ethernet that I would care about or feel is audible. There is a *very* slight 60Hz hum over ethernet system in my network setup as demonstrated here:<br />http://archimago.blogspot.ca/2016/11/measurements-on-value-for-ethernet.html<br /><br />That's likely from the 60Hz A/C here in North America. It's way down <100HzArchimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-55932038714087918182017-05-24T13:02:21.633-07:002017-05-24T13:02:21.633-07:00Thanks Archimago, some really good answers there.....Thanks Archimago, some really good answers there...<br /><br />I can be pretty techy myself, and am usually successful at getting things working. I will even admit to enjoying the challenge. But music listening is my main interest and anything that disrupts that is pretty annoying.<br /><br />Special thanks for your comments on the Node 2. I am hoping to be able to check one out locally.<br /><brMark's Bloghttps://www.blogger.com/profile/01556013235433587491noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-77100239895045684882017-05-24T12:32:05.663-07:002017-05-24T12:32:05.663-07:00Hi.
I like you blog very much but i have a questi...Hi. <br />I like you blog very much but i have a question.<br />I'm usnig raspbery pi 3 and audioquest Dragonfly black DAC streamning from network NAS.<br />Is there any difference in audio quality using wireles or wired connection?<br />There was some noise problem in older versions of Pi?<br /><br />THXDodohttps://www.blogger.com/profile/01836139531253028930noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-71954278653064162932017-05-23T14:07:16.575-07:002017-05-23T14:07:16.575-07:00Interesting Teodoro.
I checked out the website, d...Interesting Teodoro.<br /><br />I checked out the website, doesn't look like they say anything about MQA so I'm sure it's not. Plus the MQA folks would be telling us all about it if another streaming site other than Tidal went online with it! :-)<br /><br />FAQ describes it as FLAC compressed hi-res lossless up to 24/192. Looks like it's the "real deal"!<br /><br />Archimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-55731147436556326902017-05-23T08:10:07.969-07:002017-05-23T08:10:07.969-07:00Hi Mark, some really good questions there...
Firs...Hi Mark, some really good questions there...<br /><br />First I think when it comes to Spotify Connect & Volumio 2, have a look at "volspotconnect" plugin. Check out the video:<br />https://youtu.be/UWW8VIjVfdw<br /><br />Since I don't use Spotify other than as a free user when I'm jogging these days, I'm afraid I don't have this connected to try.<br /><br />Now as aArchimagohttps://www.blogger.com/profile/08642574001287787545noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-38248669546494156352017-05-22T06:15:30.390-07:002017-05-22T06:15:30.390-07:00Off topic ...
Qobuz has launched his Hi-Res servic...Off topic ...<br />Qobuz has launched his Hi-Res service (http://try.qobuz.com/sublimeplus_en/).<br />I have checked "blue in Green", 24/96.<br />The downloaded size is 114,739 KB, 2797 bitrate. A previous 24/96 version I have is 106,836 KB, 2614 bitrate.<br />I guess th's not MQA ...Teodoro Marinuccihttps://www.blogger.com/profile/02293771086675156578noreply@blogger.comtag:blogger.com,1999:blog-4781727111866727703.post-8762837480269009382017-05-22T05:58:01.656-07:002017-05-22T05:58:01.656-07:00Another great article!
I have a Toslink vs USB qu...Another great article! <br />I have a Toslink vs USB question that I hope you can shed some light on. Your comments about jitter have spurred this question. <br /><br />I'm feeling that I will soon need to replace my beloved Squeezebox Touch, solely because changes at the Spotify service are slowly crippling the Triode 3rd party Spotify plug-in. Many days I can't get the Touch to load my Mark's Bloghttps://www.blogger.com/profile/01556013235433587491noreply@blogger.com