[PD] wireless audio from Pd to PA system (katja) (Antoine Villeret)

Fri Mar 1 13:45:24 CET 2013

Thanks for the links, Rich. The Tranz system comes close, with their stereo
channels. It's a pity they don't have a body pack. Oddly, the manufacturer
doesn't supply any technical specs for these devices.

Katja

On Fri, Mar 1, 2013 at 1:08 PM, richard duckworth
<richduckworth at yahoo.com>wrote:

> http://pro.sony.com/bbsc/ssr/product-DWZB30GB/
>
> The Sony's 10 Hz to 22 kHz - looks like acceptable bandwidth for everyday
> live stage stuff. Unless you're expecting analogue pro-audio 40kHz & above
> (most pro-audio) or analogue 80kHz - 120 kHz  (nice pro-audio Neve etc.)
>
>
> There's SM Pro's 'TRANz' wireless DI box too - in living stereo no less:
>
> http://www.smproaudio.com/index.php/en/products/di-boxes/tranz
>
> I think contemporary wireless systems are expected to perform to more
> high-fidelity
> specs than their bandwidth-challenged cousins of yore (Nady et al). The
> forums GearSlutz or TapeOp might turn up some answers too as the users are
> very knowledgable and come from many different pro audio backgrounds. My
> mate worked on The Wall and he showed me the wireless systems that they
> were using and introduced me to the 'wireless manager'. These systems were
> not 'reduced bandwith' - unless you're talking about transmitting HD about
> the place, and I've no idea how you would do that - i'm sure there's some
> gruesomely expensive system that would do it :)
>
> Rich
>
> "Digital?
> Is that the thing where they take a good old sine wave and they chop it up
> into little bits?" --- Rupert Neve
>   ------------------------------
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>   1. Re: wireless audio from Pd to PA system (katja) (Antoine Villeret)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 1 Mar 2013 11:41:36 +0100
> From: Antoine Villeret <antoine.villeret at gmail.com>
> Subject: Re: [PD] wireless audio from Pd to PA system (katja)
> To: richard duckworth <richduckworth at yahoo.com>
> Cc: "pd-list at iem.at" <pd-list at iem.at>
> Message-ID:
>     <CAGn5wNfjsYQz+kzexRCd25F3--6f4hGW7TZY4Br23tpznwnGag at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
>
> hello,
>
> those are good for what they have been designed for and it depends on what
> you mean by "exellent sound quality"
>
> I've made few tests on those few years ago and the bandwidth could be good
> enough to transmit guitar/bass signal but nothing else for me
>
> +
> a
>
>
> --
> do it yourself
> http://antoine.villeret.free.fr
>
>
> 2013/2/28 richard duckworth <richduckworth at yahoo.com>
>
> > Hi Katja
> > one of these would do it - check with Thomann tech support for gain
> issues
> > (these are Instrument Level input) They should be fine however as active
> > guitar pickups (like heavy style EMG pickups) output quite high levels.
> > These type of wireless systems tend to be very rugged, have excellent
> sound
> > quality and long battery life - and you'll want these things.
> >
> > http://www.thomann.de/ie/cat.html?gf=wireless_for_guitar_bass&oa=pra
> >
> >
> >
> > Rich Duckworth
> > Lecturer in Music Technology
> > Department of Music
> > House 5
> > Trinity College
> > Dublin 2
> > Ireland
> > Tel 353 1 896 1500
> >
> > "Digital?
> > Is that the thing where they take a good old sine wave and they chop it
> up
> > into little bits?" --- Rupert Neve
> >  ------------------------------
> >
> >
> >
> > Message: 3
> > Date: Thu, 28 Feb 2013 11:53:43 +0100
> > From: katja <katjavetter at gmail.com>
> > Subject: [PD] wireless audio from Pd to PA system
> > To: pd-list <pd-list at iem.at>
> > Message-ID:
> >    <CAFY0eapPSKfw+gVaxuTr7exHqLiG+pTdu8Rk6SNTraLiys2Msg at mail.gmail.com>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > For a wearable live performance computer, I am looking into the
> > options of sending wireless audio from Pd to a PA sound system and
> > other listeners.
> >
> > In a first experiment I've tried a Linex FM transmitter. Audio quality
> > is good enough, and FM transmitters do not introduce latency. This
> > option is cheap and flexible, as the signal can be received by simple
> > radio's, which are even built into cell phones and media players. I
> > would need to boost the transmission a bit to make it more reliable.
> > This will of course make the equipment illegal. Even then, the risk
> > that someone else is transmitting a stronger signal on the channel can
> > not be excluded.
> >
> > Another option could be to send audio over Wifi. This would require
> > WLAN to be available, and one extra computer (with audio interface) as
> > a receiver. To avoid extra latency the audio should be sent
> > uncompressed, like [udpsend~] / [udpreceive~] can do it. This has the
> > risk of packet loss and serious dropouts.
> >
> > I've been searching for 2.4 GHz wireless music receivers and found
> > things like this:
> > http://www.sitecom.com/en/wireless-music-streamer/wl-061/p/203. They
> > seem to act like external soundcards for your computer. In Linux
> > though I've never managed to properly connect multiple soundcards with
> > Pd (in OSX it's easy using the Aggregate Device Editor from Audio MIDI
> > Setup). Also I guess these devices introduce huge latency. With audio
> > over bluetooth headsets I've experienced latencies up to a second.
> >
> > Does anyone use a satisfactory method in practice, to send audio from
> > Pd without wires?
> >
> > Thanks,
> > Katja
> >
> >
> >
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