thanks for the input. On Tue, Jul 4, 2017 at 3:14 AM, Tom <[email protected]> wrote:
> Well, that is different kettle of fish - you mentioned that you want to > drive amplifier/stereo through RCA connectors. > This thing would drive speakers directly, making your amplifier > redundant. > If you want to just drive your amp, then you need DAC - either one of > the cheap USB ones or if you like HiFiBerry - then this would do what > you need: > https://www.hifiberry.com/shop/boards/hifiberry-dacplus-rca-version/ > I would advise you to do some google search and see some project pages > and videos. It will give you an idea what kind of software and GUI you > can get and if it meets your needs. > You can control these players/streaming devices using web interface > from a PC or phone or add touch screen like many others. > The moment you add a touch screen + case the total cost will go up > significantly, depending on what you get. > As an example , the RPi official 7" touchscreen goes for about $60-ish, > then a case $15-ish .... > Best luck, Tomas > On Sun, 2017-07-02 at 08:44 -0700, VY wrote: > > Thanks. > > > > I found this yesterday: > > > > https://www.hifiberry.com/shop/boards/hifiberry-amp-plus/ > > > > Which is an RPi add-on. Is it worth trying? > > > > -v > > > > > > On Sat, Jul 1, 2017 at 7:34 PM, Tom <[email protected]> > > wrote: > > > > > Yes, even something like this will sound sound better than > > > Bluetooth as > > > well as better than RPi for that matter when connected to amplifier > > > or > > > car stereo. > > > It works under linux without hassle. > > > RPi uses RC circuit instead of real/active DAC that is why it does > > > not > > > sound too good. > > > I have equally "bad" Plugable USB audio adapter for about the same > > > cost > > > to feed my car stereo and it sounds OK. > > > I am talking about casual listening and low cost gear, but not bad > > > gear, so please bear that in mind. > > > For better and/or known/guaranteed quality I could not recommend > > > anything like this. > > > Tomas > > > On Sat, 2017-07-01 at 09:04 -0700, VY wrote: > > > > Thanks > > > > > > > > And for the suggestion of using USB dongle, is it something like > > > > this > > > > one: > > > > > > > > > > > > https://www.amazon.com/Sabrent-External-Adapter-Windows-AU-MMSA/d > > > > p/B0 > > > > 0IRVQ0F8 > > > > > > > > > > > > > > > > > > > > On Fri, Jun 30, 2017 at 6:33 AM, Michael Barnes < > > > > [email protected]> > > > > wrote: > > > > > > > > > RPI = Raspberry Pi Small $30 credit card sized Linux computer. > > > > > Very > > > > > popular. > > > > > > > > > > On Jun 30, 2017 06:12, "VY" <[email protected]> wrote: > > > > > > > > > > > Thanks for your input. > > > > > > > > > > > > What is RPI? > > > > > > > > > > > > > > > > > > > > > > > > On Jun 30, 2017 02:12, "Tomas" <[email protected]> > > > > > > wrote: > > > > > > > > > > > > > Expressing audio quality opinion is pretty dangerous thing. > > > > > > > > > > > > > > In my experience - bluetooth music audio quality is pretty > > > > > > > bad > > > > > > > no > > > > > > > matter what you use it with - be it Linux, OSX, iOS, MSWin > > > > > > > .... > > > > > > > I find > > > > > > > bluetooth OK for spoken word > > > > > > > > > > > > > > I use cable instead you will hear clear difference with > > > > > > > decent > > > > > > > audio > > > > > > > source. I find BT quite tonaly compressed (muffled) > > > > > > > compares to > > > > > > > cable > > > > > > > connection even in the noisy car environment, not to > > > > > > > mention > > > > > > > with Hi-Fi > > > > > > > and average speakers. Bluetooth quality is especially bad > > > > > > > and > > > > > > > observable with good quality BT headphones with cable > > > > > > > input. > > > > > > > > > > > > > > Alternatively, one can get cheap USB audio dongle + RPi --> > > > > > > > connect it > > > > > > > to audio and stream to it. It will work over much longer > > > > > > > distance and > > > > > > > it will sound superior to bluetooth. > > > > > > > > > > > > > > Here are some basic BT measurement and comparison: > > > > > > > http://www.sereneaudio.com/blog/how-good-is-bluetooth- > > > > > audio-at-its-best > > > > > > > > > > > > > > Just my opinion, > > > > > > > Tomas > > > > > > > > > > > > > > On Thu, 2017-06-29 at 09:14 -0700, VY wrote: > > > > > > > > Dear All > > > > > > > > > > > > > > > > I am using Bluetooth to stream music (mostly MP3 but can > > > > > > > > be > > > > > > > > other > > > > > > > > codecs) > > > > > > > > from my Linux host to a bluetooth audio adapter that is > > > > > > > > connected to > > > > > > > > my > > > > > > > > amplifier/receiver. (the bluetooth adapter is RCA wired > > > > > > > > to > > > > > > > > my > > > > > > > > receiver). > > > > > > > > > > > > > > > > > > > > > > > > I am wondering if there is anything I can do on my Linux > > > > > > > > end > > > > > > > > of > > > > > > > > improve > > > > > > > > audio fidelity? > > > > > > > > I am not complaining that the audio quality is bad coming > > > > > > > > out > > > > > > > > of my > > > > > > > > speakers but just curious if I can further improve the > > > > > > > > state > > > > > > > > of the > > > > > > > > audio. > > > > > > > > > > > > > > > > Any tips much appreciated! > > > > > > > > > > > > > > > > thanks > > > > > > > > > > > > > > > > -v > > > > > > > > _______________________________________________ > > > > > > > > PLUG mailing list > > > > > > > > [email protected] > > > > > > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > > > _______________________________________________ > > > > > > > PLUG mailing list > > > > > > > [email protected] > > > > > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > > > > > > > > > _______________________________________________ > > > > > > PLUG mailing list > > > > > > [email protected] > > > > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > > > > > > > _______________________________________________ > > > > > PLUG mailing list > > > > > [email protected] > > > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > > > > > _______________________________________________ > > > > PLUG mailing list > > > > [email protected] > > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > _______________________________________________ > > > PLUG mailing list > > > [email protected] > > > http://lists.pdxlinux.org/mailman/listinfo/plug > > > > > _______________________________________________ > > PLUG mailing list > > [email protected] > > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ > PLUG mailing list > [email protected] > http://lists.pdxlinux.org/mailman/listinfo/plug > _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
