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#codec2

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Hacker News<p>Open Source DMR Modem Implementation in SDR with GNU Radio and Codec2</p><p><a href="https://qradiolink.org/open-source-DMR-transceiver-implementation.html" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">qradiolink.org/open-source-DMR</span><span class="invisible">-transceiver-implementation.html</span></a></p><p><a href="https://mastodon.social/tags/HackerNews" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HackerNews</span></a> <a href="https://mastodon.social/tags/OpenSource" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>OpenSource</span></a> <a href="https://mastodon.social/tags/DMR" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DMR</span></a> <a href="https://mastodon.social/tags/SDR" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SDR</span></a> <a href="https://mastodon.social/tags/GNURadio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GNURadio</span></a> <a href="https://mastodon.social/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> <a href="https://mastodon.social/tags/DigitalCommunications" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DigitalCommunications</span></a></p>
Pyrzout :vm:<p>Open Source DMR Radio <a href="https://hackaday.com/2025/04/19/open-source-dmr-radio/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2025/04/19/open-s</span><span class="invisible">ource-dmr-radio/</span></a> <a href="https://social.skynetcloud.site/tags/RadioHacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioHacks</span></a> <a href="https://social.skynetcloud.site/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://social.skynetcloud.site/tags/codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec2</span></a> <a href="https://social.skynetcloud.site/tags/dmr" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>dmr</span></a></p>
IT News<p>Open Source DMR Radio - While ham radio operators have been embracing digital mobile radio (DMR), the equi... - <a href="https://hackaday.com/2025/04/19/open-source-dmr-radio/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2025/04/19/open-s</span><span class="invisible">ource-dmr-radio/</span></a> <a href="https://schleuss.online/tags/radiohacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radiohacks</span></a> <a href="https://schleuss.online/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://schleuss.online/tags/codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec2</span></a> <a href="https://schleuss.online/tags/dmr" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>dmr</span></a></p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://hessen.social/@ustralien" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>ustralien</span></a></span> and even then:</p><p>Modern <a href="https://infosec.space/tags/Codecs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codecs</span></a> like <a href="https://infosec.space/tags/Speex" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Speex</span></a> and espechally <a href="https://infosec.space/tags/Opus" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Opus</span></a> really work great on <a href="https://infosec.space/tags/Mumble" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mumble</span></a> and other solutions like <a href="https://infosec.space/tags/WebCall" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>WebCall</span></a> and <a href="https://infosec.space/tags/SIP" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SIP</span></a>-Clients like <a href="https://infosec.space/tags/Linphone" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linphone</span></a>.</p><ul><li>Unless you're stuck on <a href="https://infosec.space/tags/Iridium" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Iridium</span></a>, then <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> is the only thing narrowband-efficient enough to work at all...</li></ul>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://mastodon.online/@herrorange" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>herrorange</span></a></span> Already existing options do that better than the old <a href="https://infosec.space/tags/SILK" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SILK</span></a> codec.</p><ul><li><p><a href="https://infosec.space/tags/Linphone" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Linphone</span></a> (<a href="https://infosec.space/tags/SIP" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SIP</span></a> client) supports <a href="https://infosec.space/tags/Opus" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Opus</span></a> &amp; <a href="https://infosec.space/tags/Speex" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Speex</span></a>, which can do better at narrower bandwiths)</p></li><li><p><a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> OFC can work even on <a href="https://infosec.space/tags/Iridium" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Iridium</span></a>-level bandwiths</p></li><li><p><a href="https://infosec.space/tags/Mumble" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mumble</span></a>, <a href="https://infosec.space/tags/WebCall" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>WebCall</span></a> &amp; <a href="https://infosec.space/tags/JitsiMeet" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>JitsiMeet</span></a> also do fine on <a href="https://infosec.space/tags/Skype" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Skype</span></a>-able bandwiths and don't require a <em>T H I C C</em> install on peoples' devices...</p></li></ul>
Kevin Karhan :verified:<p>I mean, I don't expect a <a href="https://infosec.space/tags/Tablet" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Tablet</span></a> to have good <a href="https://infosec.space/tags/Audio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Audio</span></a> quality.</p><ul><li>Frankly I'd be content with <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a>-level <a href="https://infosec.space/tags/AMR" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AMR</span></a> since no carrier properly implements <a href="https://infosec.space/tags/AMRWB" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AMRWB</span></a> anyway. Everyone who even halfasses <a href="https://infosec.space/tags/AudioQuality" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AudioQuality</span></a> will plug in a headset anyway...</li></ul><p>But being able to just chug in a <a href="https://infosec.space/tags/SIM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SIM</span></a> and test it by calling it is something people do need rather often!</p><ul><li>Even if it's just for a few calls like booking a data package on the go! </li></ul><p><a href="https://infosec.space/@kkarhan/113865596661922371" translate="no" rel="nofollow noopener" target="_blank"><span class="invisible">https://</span><span class="ellipsis">infosec.space/@kkarhan/1138655</span><span class="invisible">96661922371</span></a></p>
Kevin Karhan :verified:uspol
PE1PUX<p>Playing around with FreeDATA (<a href="https://freedata.app/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">freedata.app/</span><span class="invisible"></span></a>) app on 40 meters. What a nice modern application, can operate keyboard-to-keyboard QSO's and leave messages from a remote PC using a webbrowser. Seems like a nice modern alternative to <a href="https://mastodon.radio/tags/JS8CALL" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>JS8CALL</span></a>. It's based on the open source <a href="https://mastodon.radio/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> which is also used for <a href="https://mastodon.radio/tags/FreeDV" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FreeDV</span></a> and <a href="https://mastodon.radio/tags/M17" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>M17</span></a>. No need for proprietary software modems like <a href="https://mastodon.radio/tags/VARA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>VARA</span></a> anymore. If you like stuff like <a href="https://mastodon.radio/tags/VarAC" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>VarAC</span></a> or <a href="https://mastodon.radio/tags/JS8" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>JS8</span></a> give this a try! <a href="https://mastodon.radio/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://mastodon.radio/tags/ham" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ham</span></a> <a href="https://mastodon.radio/tags/freedata" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>freedata</span></a></p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://cloudisland.nz/@xssfox" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>xssfox</span></a></span> personally, I think <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> is pretty awesome given it's a <a href="https://infosec.space/tags/FLOSS" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FLOSS</span></a> codec that can work with as little as 450bit/s, making <a href="https://infosec.space/tags/DigitalVoice" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DigitalVoice</span></a> via <a href="https://infosec.space/tags/Moonbouce" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Moonbouce</span></a> possible!</p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://mastodon.online/@pawagner" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>pawagner</span></a></span> in this case the person was (presumably amidst the background noise) in a callcenter and refused to acknowledge it's <em>their fault and responsibility</em> to not have noise <em>AND</em> legible audio quality.</p><p><a href="https://infosec.space/tags/Iridium" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Iridium</span></a> (<a href="https://infosec.space/tags/AMBE" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AMBE</span></a>) <a href="https://infosec.space/tags/NATO" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>NATO</span></a>-Radio (<a href="https://infosec.space/tags/MELP" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MELP</span></a> &amp; <a href="https://infosec.space/tags/MELPe" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MELPe</span></a>) and even <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> is more legible than they were...</p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://chaos.social/@DO9XE" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>DO9XE</span></a></span> <span class="h-card" translate="no"><a href="https://norden.social/@hikhvar" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>hikhvar</span></a></span> <span class="h-card" translate="no"><a href="https://chaos.social/@srslypascal" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>srslypascal</span></a></span> <span class="h-card" translate="no"><a href="https://chaos.social/@nicoduck" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>nicoduck</span></a></span> <span class="h-card" translate="no"><a href="https://einbeck.social/@stahlmann" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>stahlmann</span></a></span> <span class="h-card" translate="no"><a href="https://mastodon.wurzelmann.at/@mimrma" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>mimrma</span></a></span> Wüsste nicht dass <a href="https://infosec.space/tags/Verschl%C3%BCsselung" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Verschlüsselung</span></a> verboten sei.</p><p><a href="https://infosec.space/tags/Datenfunk" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Datenfunk</span></a> nur auf den zugewiesenen Kanälen und die Frequenzzuteilungsbedingungen sind einzuhalten.</p><ul><li>Inkl. Konformität der Funkgeräte und keine Dauersendungen... </li></ul><p>Bei <a href="https://infosec.space/tags/Amateurfunk" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Amateurfunk</span></a>-Frequenzen ist Verschlüsselung verboten und offene Standards vorgeschrieben, weshalb <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> entwickelt wurde...</p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://toot.cat/@Gankra" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>Gankra</span></a></span> depends...</p><p><a href="https://en.wikipedia.org/wiki/XZ_Utils" rel="nofollow noopener" target="_blank">xz</a> and <a href="https://en.wikipedia.org/wiki/Lempel%E2%80%93Ziv%E2%80%93Markov_chain_algorithm#LZMA2_format" rel="nofollow noopener" target="_blank">lzma2</a> are pretty good when it comes to compression ratio, and with modern hardware they are sufficiently fast.</p><ul><li>But there's a reason a lot of stuff, like online games, use <a href="https://en.wikipedia.org/wiki/Bzip2#Efficiency" rel="nofollow noopener" target="_blank">bz2</a> instead, since that allows speeds in excess of 600 Mbit/s even on low-end systems with minimal load, and in my experience allows compression of backups like <a href="https://infosec.space/tags/PostgeSQL" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PostgeSQL</span></a>'s <code>cluster_backup</code> at basically I/O speeds with &lt;10% CPU load even at very old servers...</li></ul><p>So there's that... </p><p>AFAICT xz is basically at the limit of lossless data compression - anything more efficient I know are extremely lossy narrowband codecs like <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> <a href="https://en.wikipedia.org/wiki/Codec_2" rel="nofollow noopener" target="_blank">@450 bit/s</a> <a href="https://dspini.com/vocoders/lowrate/twelp-lowrate/twelp300" rel="nofollow noopener" target="_blank">TWELP @ 300 bit/s</a> and <a href="https://infosec.space/tags/STANAG4591" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>STANAG4591</span></a> aka. <a href="https://en.wikipedia.org/wiki/Mixed-excitation_linear_prediction#STANAG-4591_(NATO)" rel="nofollow noopener" target="_blank">MELPe</a> that sound like one has their ears filled with water and the person talking has a gag ball in their mouth and screams.</p>
OS/1337<p><span class="h-card" translate="no"><a href="https://mstdn.jp/@landley" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>landley</span></a></span> The sad part is that you are in fact correct.</p><p>The only thing <a href="https://infosec.space/tags/Copyleft" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Copyleft</span></a> like <a href="https://infosec.space/tags/GPLv3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GPLv3</span></a>, <a href="https://infosec.space/tags/AGPLv3" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AGPLv3</span></a> and espechally <a href="https://infosec.space/tags/AssholeLicensing" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AssholeLicensing</span></a> of the <a href="https://infosec.space/tags/SSPL" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>SSPL</span></a>, <a href="https://infosec.space/tags/RHEL" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RHEL</span></a> and <a href="https://infosec.space/tags/grsecurity" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>grsecurity</span></a> kind can do is commit <a href="https://infosec.space/tags/AssetDenial" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AssetDenial</span></a> and even that is flaky as one can only put actual <a href="https://infosec.space/tags/code" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>code</span></a> under a license and not an implementation of something like a <a href="https://infosec.space/tags/Codec" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec</span></a>...</p><p>...But those are usually covered by <a href="https://infosec.space/tags/patents" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>patents</span></a> and other legalese trolling efforts, like the way <a href="https://infosec.space/tags/MELP" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MELP</span></a> / <a href="https://infosec.space/tags/MELPe" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MELPe</span></a> is licensed so everyone who doesn't want to exclusively make a radio for NATO / U.S. DoD has to arrange a licensing deal woth half a dozen tech giants, so <a href="https://infosec.space/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a> had to be made...<br><a href="https://en.wikipedia.org/wiki/Mixed-excitation_linear_prediction" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">en.wikipedia.org/wiki/Mixed-ex</span><span class="invisible">citation_linear_prediction</span></a><br><a href="https://en.wikipedia.org/wiki/Codec_2" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="">en.wikipedia.org/wiki/Codec_2</span><span class="invisible"></span></a></p><p>As of now I am considering to relicense my content under <a href="https://infosec.space/tags/0BSD" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>0BSD</span></a> and sinve very few of my projects have any external contributions, this should be trivial to do so.</p>
de VK5ZSH 🇦🇺 🐧 👾 🏳️‍🌈<p><span class="h-card" translate="no"><a href="https://mastodon.radio/@m17_project" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>m17_project</span></a></span> solder the header pins and Waveshare LCD to my <a href="https://mastodon.radio/tags/Module17" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Module17</span></a> board and flashed the latest <span class="h-card" translate="no"><a href="https://mastodon.radio/@openrtx" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>openrtx</span></a></span> firmware.</p><p><a href="https://mastodon.radio/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://mastodon.radio/tags/digital" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>digital</span></a> <a href="https://mastodon.radio/tags/M17" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>M17</span></a> <a href="https://mastodon.radio/tags/codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec2</span></a> <a href="https://mastodon.radio/tags/OpenRTX" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>OpenRTX</span></a></p>
de VK5ZSH 🇦🇺 🐧 👾 🏳️‍🌈<p><span class="h-card" translate="no"><a href="https://mastodon.radio/@m17_project" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>m17_project</span></a></span> <a href="https://mastodon.radio/tags/Module17" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Module17</span></a> boards arrived today along with some <a href="https://mastodon.radio/tags/rs232" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rs232</span></a> breakouts. the soldering and stuff looks very well done, very nice looking boards. Just waiting for the waveshare LCDs to arrive.</p><p><a href="https://mastodon.radio/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://mastodon.radio/tags/digital" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>digital</span></a> <a href="https://mastodon.radio/tags/codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec2</span></a></p>
Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://xoxo.zone/@lazerwalker" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>lazerwalker</span></a></span> I guess it'll try to find some "satanic lyrics" in it...</p><p>I wounder how well it handles extremely agressive <a href="https://mstdn.social/tags/vocoders" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>vocoders</span></a> like <a href="https://mstdn.social/tags/TWELP" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TWELP</span></a>, <a href="https://mstdn.social/tags/MELPe" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MELPe</span></a> or <a href="https://mstdn.social/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a>...</p>
GeekProjects News<p>Break Free from Proprietary Digital Radio <a href="https://hackaday.com/2023/08/05/break-free-from-proprietary-digital-radio/" rel="nofollow noopener" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2023/08/05/break-</span><span class="invisible">free-from-proprietary-digital-radio/</span></a> <a href="https://geekprojects.com/tags/amateurradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>amateurradio</span></a> <a href="https://geekprojects.com/tags/digitalvoice" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>digitalvoice</span></a> <a href="https://geekprojects.com/tags/RadioHacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RadioHacks</span></a> <a href="https://geekprojects.com/tags/reflector" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reflector</span></a> <a href="https://geekprojects.com/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://geekprojects.com/tags/standard" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>standard</span></a> <a href="https://geekprojects.com/tags/codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec2</span></a> <a href="https://geekprojects.com/tags/audio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>audio</span></a> <a href="https://geekprojects.com/tags/codec" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec</span></a> <a href="https://geekprojects.com/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> <a href="https://geekprojects.com/tags/m17" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>m17</span></a></p>
IT News<p>Break Free from Proprietary Digital Radio - Digital modes are all the rage these days in amateur radio — hams are using protoc... - <a href="https://hackaday.com/2023/08/05/break-free-from-proprietary-digital-radio/" rel="nofollow noopener" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2023/08/05/break-</span><span class="invisible">free-from-proprietary-digital-radio/</span></a> <a href="https://schleuss.online/tags/amateurradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>amateurradio</span></a> <a href="https://schleuss.online/tags/digitalvoice" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>digitalvoice</span></a> <a href="https://schleuss.online/tags/radiohacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radiohacks</span></a> <a href="https://schleuss.online/tags/reflector" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>reflector</span></a> <a href="https://schleuss.online/tags/hamradio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hamradio</span></a> <a href="https://schleuss.online/tags/standard" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>standard</span></a> <a href="https://schleuss.online/tags/codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec2</span></a> <a href="https://schleuss.online/tags/audio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>audio</span></a> <a href="https://schleuss.online/tags/codec" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>codec</span></a> <a href="https://schleuss.online/tags/radio" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>radio</span></a> <a href="https://schleuss.online/tags/m17" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>m17</span></a></p>
Kevin Karhan :verified:<p><span class="h-card"><a href="https://mastodon.radio/@vk6flab" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>vk6flab</span></a></span> <span class="h-card"><a href="https://beam.ta.rdis.dev/@jupiter" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>jupiter</span></a></span> for the condition of "static lossless <a href="https://mstdn.social/tags/compression" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>compression</span></a>" the bar is extremely low.</p><p>OFC it won't be even remotely efficient when compared to modern compression...<br>Even <a href="https://mstdn.social/tags/LZ77" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LZ77</span></a> will run circles around it, not to mention <a href="https://mstdn.social/tags/bzip2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>bzip2</span></a>, <a href="https://mstdn.social/tags/lzma" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>lzma</span></a> or high-efficiency vocoders like <a href="https://mstdn.social/tags/Codec2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Codec2</span></a>....</p><p><a href="https://mstdn.social/@kkarhan/110692504545982742" rel="nofollow noopener" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mstdn.social/@kkarhan/11069250</span><span class="invisible">4545982742</span></a></p>
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