<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><br></div><div>On Dec 26, 2013, at 12:21 PM, IZ8MBW Fabio <<a href="mailto:iz8mbw@yahoo.it">iz8mbw@yahoo.it</a>> wrote:<br><br></div><blockquote type="cite"><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:10pt"><div><span>Yes, also with a lower sample rate (1024) the bandwith is too much....</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; background-color: transparent; font-style: normal;"><span>Just to clarify, I use SDR Sharp (SDR#) on a Windows 7 PC (Client side) to connect on the RTL SDR on the Raspberry Pi (Server side).</span></div><div style="color: rgb(0, 0, 0); font-size: 13px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; background-color: transparent; font-style: normal;"><span>If I use my LAN connection no problem at all, but the </span><span style="font-size: 10pt;">bandwith is too much for stream over my Internet Connection (1
Megabit/sec in upload).</span></div><div style="background-color: transparent;"><span>Obviously I do not want to stream, for example, Wide FM Broadcasting over the Internet beacuse the audio <span style="font-size: 10pt;">bandwith</span><span style="font-size: 10pt;"> is very high, but I would like to stream over the Internet the SSB mode (300 Hz to 3400 Hz) where the audio bandwidth is not so much.</span><br></span></div><div style="background-color: transparent; color: rgb(0, 0, 0); font-size: 13px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: normal;"><span><span style="font-size: 10pt;"><br></span></span></div><div style="background-color: transparent; color: rgb(0, 0, 0); font-size: 13px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: normal;"><span><span style="font-size: 10pt;">So how Can I limit the maxium bandwith by
using (Server side) the rtl_tcp command?</span></span></div><div style="background-color: transparent; color: rgb(0, 0, 0); font-size: 10pt; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: normal;"><span><span style="font-size: 10pt;">I'm pretty sure that with a bandwith of about 3 kHz and a sample rate of 1024 1 Megabit of Internet bandwith can be enought....</span></span></div><div style="background-color: transparent; color: rgb(0, 0, 0); font-size: 10pt; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: normal;"><span><span style="font-size: 10pt;"><br></span></span></div><div style="background-color: transparent; color: rgb(0, 0, 0); font-size: 13px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-style: normal;"><span><span style="font-size: 10pt;">I use also the Perseus SDR receiver
(by Microtelecom) with it's Server feature (stream over the Internet) and it works very well, my </span></span><span style="font-size: 10pt;">1 Megabit of bandwith is </span><span style="font-size: 10pt;">enought.</span></div><div></div> </div></blockquote><br><div>That sounds more along the lines of you wanting to stream the decoded audio rather than the raw sample data.</div><div><br></div><div>You'll probably want to pipe the output of rtl_fm into a streaming source client like icecast rather than trying to pump rtl_tcp out onto the internet.</div><div><br></div></body></html>