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diyelectromusic<p><span class="h-card" translate="no"><a href="https://mastodon.social/@rpimag" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>rpimag</span></a></span> And whilst on the topic of EuroRack and RPi I've also had a contribution from a reader of my blog showing how to use my Zero-based MiniDexed PCB to run MT32-Pi which I've just written up today.</p><p><a href="https://makertube.net/w/2xzd8b4RPDPX1YJL3CpA57" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">makertube.net/w/2xzd8b4RPDPX1Y</span><span class="invisible">JL3CpA57</span></a></p><p><a href="https://mastodon.social/tags/MakerMonday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MakerMonday</span></a> <a href="https://mastodon.social/tags/EuroRack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EuroRack</span></a> <a href="https://mastodon.social/tags/MT32Pi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MT32Pi</span></a></p>
diyelectromusic<p>Massive thanks to Michel who not only posed the question "can my MiniDexed EuroRack PCB also run MT32-Pi" but then proceeded to figure out how and to send me the instructions :)</p><p>Now all written up here: <a href="https://diyelectromusic.com/2025/04/07/mt32-pi-on-my-eurorack-minidexed-pcb/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">diyelectromusic.com/2025/04/07</span><span class="invisible">/mt32-pi-on-my-eurorack-minidexed-pcb/</span></a></p><p><a href="https://mastodon.social/tags/MT32PI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MT32PI</span></a> <a href="https://mastodon.social/tags/EuroRack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EuroRack</span></a> <a href="https://mastodon.social/tags/MIDI" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MIDI</span></a></p>
aeva<p>update on learning how to animate: a ribbon cable I ordered came in the mail today, so I learned how to play the <a href="https://mastodon.gamedev.place/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> instead. I can play the <a href="https://mastodon.gamedev.place/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> now! huzzah!</p>
diyelectromusic<p>And a short demo of it in action.</p><p><a href="https://makertube.net/w/qJqgTxxsEznTuF2DRVZT9o" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">makertube.net/w/qJqgTxxsEznTuF</span><span class="invisible">2DRVZT9o</span></a></p><p><a href="https://mastodon.social/tags/SynthDIY" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SynthDIY</span></a> <a href="https://mastodon.social/tags/Krell" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Krell</span></a> <a href="https://mastodon.social/tags/ForbiddenPlanet" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ForbiddenPlanet</span></a> <a href="https://mastodon.social/tags/EuroRack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EuroRack</span></a></p>
diyelectromusic<p>Here is a 12 HP EuroRack version of my Krell Display with a single CV input.</p><p><a href="https://diyelectromusic.com/2025/04/03/forbidden-planet-krell-display-eurorack-module/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">diyelectromusic.com/2025/04/03</span><span class="invisible">/forbidden-planet-krell-display-eurorack-module/</span></a></p><p><a href="https://mastodon.social/tags/SynthDIY" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SynthDIY</span></a> <a href="https://mastodon.social/tags/Krell" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Krell</span></a> <a href="https://mastodon.social/tags/ForbiddenPlanet" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ForbiddenPlanet</span></a> <a href="https://mastodon.social/tags/EuroRack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EuroRack</span></a></p>
schamspeare<p>Some patches I posted to youtube this month. The first one reminds me of the Musica Elettronica library music album, which I love. The second one is also in the old-school "space pulses" vein. I like it, though. A pretty unpredictable patch.</p><p><a href="https://www.youtube.com/watch?v=anPV8f0O-Mc" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">youtube.com/watch?v=anPV8f0O-M</span><span class="invisible">c</span></a></p><p><a href="https://mstdn.social/tags/modular" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modular</span></a> <a href="https://mstdn.social/tags/modularsynth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modularsynth</span></a> <a href="https://mstdn.social/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://mstdn.social/tags/electronicmusic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>electronicmusic</span></a></p>
Thomas 🇪🇺<p><strong>Fertsch !</strong></p><p>A bit proud on this. Cool little project to get the machines up and running again and all the software setup'd.</p><p>Frontplate GFK (from the copter department) with a lasered blue tape technique and a silver edding. Bit sloppy but looks ok.</p><p>Oh and it sounds great, zero noise etc and I've heard having the potis in reverse is kinda en vogue anyway. (Opa2132)</p><p><a href="https://social.raise-uav.com/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://social.raise-uav.com/tags/eurorackdiy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorackdiy</span></a> <a href="https://social.raise-uav.com/tags/musodon" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>musodon</span></a></p>
Mario Angst<p>This is so cool - I am so going to use this in my next <a href="https://fediscience.org/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> jam.<br><a href="https://ecoevo.social/@sarahdalgulls/114256693063079786" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">ecoevo.social/@sarahdalgulls/1</span><span class="invisible">14256693063079786</span></a></p>
Bornach<p>Making a DIY <a href="https://fosstodon.org/tags/Eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Eurorack</span></a> case from 3M screw rails, MFOS bipolar power supply, and scrap wood I found in this house I moved into last year. This is mainly a project for getting more practice using power tools. I lived in small rental accommodation nearly all my life so had little reason to own any until now. </p><p>Which way should I orient it? Power entering from lower right or from the upper left? <br><a href="https://fosstodon.org/tags/synthdiy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>synthdiy</span></a> <a href="https://fosstodon.org/tags/synth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>synth</span></a> <a href="https://fosstodon.org/tags/electronics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>electronics</span></a></p>
Swift<p>Does anyone want to talk me into/out of DIYing a small Eurorack case?</p><p>(Probably something along the lines of cheap sheet wood or plastic, cut and fitted with rails + power and spray painted.)</p><p><a href="https://merveilles.town/tags/theStudio" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>theStudio</span></a> <a href="https://merveilles.town/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://merveilles.town/tags/synth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>synth</span></a></p>
Bornach<p>Vladimir Pantelic Musikelektronik vpme.de win the unofficial prize for best LED display at the London Synth Expo 2025</p><p><a href="https://fosstodon.org/tags/LEDs" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LEDs</span></a> <a href="https://fosstodon.org/tags/Eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Eurorack</span></a> <a href="https://fosstodon.org/tags/ModularSynth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ModularSynth</span></a> <a href="https://fosstodon.org/tags/electronicMusic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>electronicMusic</span></a> <a href="https://fosstodon.org/tags/LondonSynthExpo" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>LondonSynthExpo</span></a></p>
Ross GradyNew module day! The Bassi is a 14HP <a class="hashtag" href="https://dood.net/tag/eurorack" rel="nofollow noopener noreferrer" target="_blank">#eurorack</a> synth voice based around the Sound Semiconductor synth ICs -- the SSI2131 VCO, the SSI2140 VCF, and the SSI 2164 VCA.<br><br>Dual VCOs with a single v/oct input and single "tune" knob, but separate octave switches, and a "detune" knob for the 2nd VCO. Plus a suboscillator. <br><br>There's an on-board syncable LFO for modulation, which is normalled to the CV inputs for PWM, cutoff, and resonance.<br><br>Separate envelopes for the primary VCA and the filter cutoff, as well as for the accent input.<br><br>Yeah, the knobs &amp; switches are a little tight, but that's so you can fit it into your little lunchbox system &amp; have room left over for a clock, a sequencer, a quantizer, a tuner &amp; an output module :) <br><br>I need to go over the schematics one more time tomorrow to make sure it's all accurate, and then I'll post everything.
octojon<p>My hand-built <a href="https://merveilles.town/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://merveilles.town/tags/modular" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modular</span></a> <a href="https://merveilles.town/tags/synth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>synth</span></a> case is complete (finally). Cedar and pine finished with beeswax. Joints are rabbeted and nailed. 104hp.</p><p>I'm pretty unhappy with the details in this one (as well as the overall effect of the wood choices, honestly). Keen eyes will spot many gaps, dents, dings, tears, and other cosmetic problems. I learned a lot though, not the least of which being how good a result I can get even without the aid of machinery.</p><p>The next project in this vein will be a tall folding case (17U x 104hp) built cheaply and hastily as a proof of concept like this one was. Then I'll start trying to make some with fancier joinery.</p><p><a href="https://merveilles.town/tags/theWorkshop" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>theWorkshop</span></a></p>
Simple DIY Electronic Music Projects<p><strong>MiniDexed EuroRack PCB Build&nbsp;Guide</strong></p><p>Here are the build notes for my <a href="https://diyelectromusic.com/2025/02/22/minidexed-eurorack-pcb-design/" rel="nofollow noopener noreferrer" target="_blank">MiniDexed EuroRack PCB&nbsp;Design</a>.</p><p><strong><em>This is a DIY module only for use in my own DIY system.</em></strong></p><p><strong>Do NOT use this alongside expensive modules in an expensive rack. It is highly likely to cause problems with your power supply and could even damage your other modules.</strong></p><p><em><strong>Warning!</strong> I strongly recommend using old or second hand equipment for your experiments.&nbsp; I am not responsible for any damage to expensive instruments!</em>&nbsp;</p><p>If you are new to single board computers, see the&nbsp;<a href="https://diyelectromusic.wordpress.com/getting-started/" rel="nofollow noopener noreferrer" target="_blank">Getting Started</a> pages.</p><p><strong>Bill of Materials</strong></p><ul><li><a href="https://diyelectromusic.com/2025/02/22/minidexed-eurorack-pcb-design/" rel="nofollow noopener noreferrer" target="_blank">MiniDexed EuroRack PCB</a> (GitHub link below)</li><li>Front panel</li><li>Raspberry Pi Zero (1 or 2)</li><li>GY-PCM5102 module</li><li>128×32 SSD1306 OLED display module (pins order: GND-VCC-SCL-SDA)</li><li>1x L7805 regulator</li><li>1x H11L1 optoisolator</li><li>1x 1N5817 Schottky diode</li><li>1x 1N4148 or 1N914 signal diode</li><li>1×220Ω, 1×470Ω resistors</li><li>5x 10nF ceramic capactiors</li><li>3x 100nF ceramic capacitors</li><li>2x 47uF electrolytic capacitors (low profile if possible – see text)</li><li>1x switched rotary encoder with a threaded shroud and nut</li><li>2x tall tactile buttons – 6x6mm base, at least 12mm height (it needs to poke through the panel!)</li><li>16-way shrouded EuroRack style power header.</li><li>40-way GPIO header (optional: extended – see discussion).</li><li>Pin-headers and connecting wires.</li></ul><p>Also required: 3.5mm panel mount sockets for audio and MIDI – I use different types, but it will depend on the panel used (see panel discussion).</p><p><strong>Build Steps</strong></p><p>Taking a typical “low to high” soldering approach, this is the suggested order of assembly:</p><ul><li>Resistors and diode on the top.</li><li>H11L1 (assuming soldered directly to the PCB).</li><li>Disc capacitors on the top.</li><li>Diode and disc capacitor on the bottom.</li><li>Electrolytic capacitors on the bottom.</li><li>GPIO and 16-way power socket on the bottom.</li><li>Buttons and encoder on the top.</li><li>GY-PCM5102 module (see photos for steps required prior to fixing).</li><li>SSD1306 (see photos for steps required prior to fixing).</li></ul><p>Here are some build photos and more details of the steps involved.</p><p>Note: Most of these photos show the build for V0.1 of the PCB. There are some minor updates in V0.2 which will be noted where relevant.</p><p>The power circuit on the underside of the board has two options for mounting the regulator. It can go either vertically or horizontally, but with the tab up. Both methods use the same solder holes. Which is chosen will largely depend on what heatsink options there are.</p><p>Note: the first version of the board only had a single option, with the tab down, making contact with the PCB. This didn’t really work from a cooling perspective, hence the change.</p><p>The following “in progress” photos still show the first version of the board with the regulator the other way around, an additional resistor, omitted from V2, and the diode in a different place.</p><p>Note that low-profile capacitors may be required as they will sit underneath the Raspberry Pi Zero. If the regulator is “standing up” then it should be possible to bend the capacitors over into the space reserved for the regulator.</p><p>The GPIO headers have to allow enough space for the Zero to be mounted and not interfere with the PCM5102. See discussion below.</p><p>The EuroRack headers need to be correctly oriented and shrouded headers are strongly recommended.</p><p>The SSD1306 requires additional spacers on the pins to raise it above the PCB for presentation closer to the front panel.</p><p>The PCM5102 must have its solder jumpers configured, if not set already, and requires both sets of pin headers adding.</p><p>In the photo below, the PCM5102 has zero-ohm, surface mount resistors as jumpers – but it is really hard to see! On first glance, it looks like there is no link configured at all, but they are connected as: 1L, 2L, 3H, 4L.</p><p>These modules have to be added after the other components, as they prevent access to the solder pads during assembly.</p><p><strong>GPIO Header Options</strong></p><p>One option is to use extended headers, which ought to allow room for the Zero and a heatsink (if required) on the main BCM chip. Note: A V2 Pi Zero could probably benefit from a heatsink I’d imagine if running fully processing all 8 tone generators.</p><p>Another option is to remove the on-board 3.5mm, SMT, audio jack on the PCM5102 as shown below, and use “normal” sized GPIO headers.</p><p>If non-extended GPIO header is used then, as already mentioned, low-profile electrolytic capacitors may be required as they are positioned underneath the Pi Zero too.</p><p><strong>Power Options</strong></p><p>As previously mentioned, there wasn’t really much choice when it came to mounting the power regulator for V1 of the board, but in V2 I’ve positioned it differently to allow it to be “tab up” or upright.</p><p>The upright positioning was hopefully placed so that a long, thin heatsink could be mounted alongside the Pi. This shows one of those heatsinks you can get for M2 SSD cards. I figure that drilling a hole in it would do the trick, but I’ve not actually done this myself (see below).</p><p>The solution I went with in the end was to actually replace the 7805 with a 7805-compatible DC-DC buck converter. These are available fairly cheaply online.</p><p>These work a lot more efficiently than a 7805, so especially when drawing 300mA or so from a Pi Zero 2 whilst dropping from 12V down to 5V, they still have no need of a heatsink.</p><p>The downside of using these (apparently) is that as a switching power unit, they can be pretty electrically noisy. But as I’m powering a microcontroller rather than a pure analog circuit in the first place, I decided it probably wasn’t going to be making things much worse. This is hardly a high quality, electrically clean build anyway!</p><p><strong>Final Assembly</strong></p><p>Required Components to use my panel:</p><ul><li>MiniDexed EuroRack Panel (see Github link below).</li><li>Raspberry Pi Zero (1 or 2) with GPIO header pins.</li><li>MiniDexed EuroRack PCB as described above.</li><li>Panel mount 3.5mm TRS socket for MIDI. 6mm diameter hole assumed.</li><li>Panel mount 3.5mm TRS socket for audio. 8mm diameter hole assumed.</li><li>2.5mm mounting posts, screws and nuts.</li></ul><p>I’m using the same designs of TRS sockets for MIDI and audio that I use in all my modules. These need mounting on the panel. Soldering will come in a moment.</p><p>I found that with the GPIO header height I was using, alongside the final height of the SSD1306, height of the buttons, and the encoder’s shroud, that the following mountings were required:</p><ul><li>2x black nylon 2.5mm 6mm screws</li><li>2x black 10mm 2.5mm spacers</li><li>2x white 8mm 2.5mm spacers with screws</li><li>2x white nylon 2.5mm 6mm screws</li></ul><p>An alternative build had a slightly larger gap (due to using 12mm buttons) so required four sets of 10×2.5mm spacers.</p><p>Another quirk of my first build was that I only had 9mm high buttons which wasn’t quite enough to reach through the panel. Ideally a 11mm or larger button would be required.</p><p>But this allowed me to 3D print a white 2.8mm diameter, 3.0mm high, extension that I could glue on the top, meaning that the exposed part of the button was white, matching the panel.</p><p>My second build used a black panel and 12mm buttons, but as already mentioned this meant the panel had to use 10mm spacers instead of 8mm spacers. One issue with that is that there isn’t much of the encoder shaft exposed. I found some knobs that worked ok, but my preferred (cheap) knobs could not be fitted and still allow the encoder switch to function.</p><p>In summary, there is still a fair bit of trial and error with each build depending on the exact combinations of screen height, encoder shaft length, button length and so on.</p><p>Once the PCB and panel is fixed together then the two 3.5mm sockets can be soldered to the PCB (or connected using headers if that was the preferred option).</p><p>Recall that MIDI IN does not required a GND connection. Also double check which solder tabs correspond to the TIP and which to the RING, which should match the “T” and “R” labels on the PCB (“S” is for shield, i.e. GND).</p><p><strong>Testing</strong></p><p>I recommend performing the general tests described here:&nbsp;<a href="https://diyelectromusic.wordpress.com/pcbs/" rel="nofollow noopener noreferrer" target="_blank">PCBs</a>.</p><p>Then, prior to plugging in the RPi Zero, do the following:</p><ul><li>Verify that the 12V and GND connections of the EuroRack connector have no shorts.</li><li>Power up the board (no Pi) and verify that there is a 5V signal present and going to the PCM5102 and SSD1306. The PCM5102 should have its red power LED on.</li></ul><p>Only then power off, plug in the RPi Zero with an SD card containing MiniDexed (configuration below) and verify that the display, encoder, buttons, MIDI IN, and audio out are all working.</p><p><strong>MiniDexed Configuration</strong></p><p>The following are the key MiniDexed.ini configuration options required:</p><pre>SoundDevice=i2s<br><br>SSD1306LCDI2CAddress=0x3C<br>SSD1306LCDWidth=128<br>SSD1306LCDHeight=32<br>LCDColumns=20<br>LCDRows=2<br><br>ButtonPinBack=5<br>ButtonActionBack=click<br>ButtonPinSelect=11<br>ButtonActionSelect=click<br>ButtonPinHome=6<br>ButtonActionHome=click<br>ButtonPinShortcut=11<br><br>EncoderEnabled=1<br>EncoderPinClock=10<br>EncoderPinData=9</pre><p><strong>PCB Errata</strong></p><p>As already noted, there were a number of issues with the first version of the PCB, but these should have been addressed in the published version.</p><p>As the time of writing, there are no further known issues with V0.2 of the PCB.</p><p>Enhancements:</p><ul><li>I feel like the power situation ought to be better. One option could be to break out a USB connection to the Zero directly allowing the use of a standard “wall wart” type supply.</li><li>Another option might be to make use of the solder pads on the rear of a Zero (like the <a href="https://zerostem.io/" rel="nofollow noopener noreferrer" target="_blank">Zero STEM</a> does).</li><li>It might also be useful to provide a configurable (e.g. solder bridge) link to enable the EuroRack +5V supply as an option.</li><li>There are already options to use internal (within a rack) links for MIDI and audio if required using the pin headers on the PCB, but it might be nice to allow a choice between panel or rear connectors.</li></ul><p><a href="https://github.com/diyelectromusic/sdemp_eurorack/tree/main/RpiZeroMiniDexed" rel="nofollow noopener noreferrer" target="_blank">Find it on GitHub here</a>.</p><p><strong>Closing Thoughts</strong></p><p>I’m still not fully happy with the longer-term implications of how I’m powering these boards, but I’ll see how things go. Those DC-DC converters seem like a feasible option so I’ll see how they perform.</p><p>The panel height issue could be better too – it would be nice to have a recommended set of components and a known useful size of spacers, but there is still a fair bit of trial an error at the moment with each build.</p><p>Also, sometimes the display height isn’t perfect, as shown below. I might 3D print a display bezel or surround to help.</p><p>The end results looks pretty good though, so for this stage in my thinking about these, I’m pretty pleased with how this has ended up.</p><p>But one last time, just to make my position totally clear: <em>this is a DIY system and should only be used with other DIY modules you wouldn’t mind too much losing.</em></p><p>It is <strong>NOT for use </strong>alongside other commercial (expensive) or treasured modules. There are commercial versions of MiniDexed apparently for that, that I have no experience of.</p><p>Kevin</p><p><a rel="nofollow noopener noreferrer" class="hashtag u-tag u-category" href="https://diyelectromusic.com/tag/eurorack/" target="_blank">#EuroRack</a> <a rel="nofollow noopener noreferrer" class="hashtag u-tag u-category" href="https://diyelectromusic.com/tag/midi/" target="_blank">#midi</a> <a rel="nofollow noopener noreferrer" class="hashtag u-tag u-category" href="https://diyelectromusic.com/tag/minidexed/" target="_blank">#minidexed</a> <a rel="nofollow noopener noreferrer" class="hashtag u-tag u-category" href="https://diyelectromusic.com/tag/pcb/" target="_blank">#pcb</a> <a rel="nofollow noopener noreferrer" class="hashtag u-tag u-category" href="https://diyelectromusic.com/tag/raspberry-pi-zero/" target="_blank">#RaspberryPiZero</a></p>
hellocatfood<p>Just received a midi to CV converter and now I can demo how to use Pure Data for some basic audio reactivity yay <a href="https://youtu.be/pF9rb0F8apo" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">youtu.be/pF9rb0F8apo</span><span class="invisible"></span></a></p><p>As you can see it's a bit slow to update as the data has to go from, in this instance: Tidal &gt; PD &gt; Midi-to-CV and then to show on screen after receiving midi: LZX modules &gt; component-to-hdmi converter &gt; hdmi capture card &gt; obs.</p><p>So yeah, lots of latency. Still I can see myself syncing it to a midi device somehow. <a href="https://post.lurk.org/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://post.lurk.org/tags/videosynthesis" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>videosynthesis</span></a></p>
Paul Mietz Egli<p>Apparently building <a href="https://montereybay.social/tags/Eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Eurorack</span></a> modules from schematics and milling custom faceplates by CNC wasn’t esoteric enough. I have a new sub-sub-hobby: anodizing my Eurorack faceplates. I mean, the milled aluminum scratches easily, and who doesn’t want some color in their synth system? First attempts actually went well. RIT red is a particularly vivid color. Black wasn’t as deep but had a nice effect. I followed this process: <a href="https://makeitfrommetal.com/how-to-anodize-aluminum-at-home/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">makeitfrommetal.com/how-to-ano</span><span class="invisible">dize-aluminum-at-home/</span></a></p>
Francois Dion<p>I recorded another track on the portable lunchbox <a href="https://mastodon.online/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://mastodon.online/tags/modular" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modular</span></a> <a href="https://mastodon.online/tags/synth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>synth</span></a> yesterday. It is called "Apple Pi a la Mode", to keep with the lunchbox / food stuff theme. Plus given yesterday's date...</p><p>Wanted to use the <a href="https://mastodon.online/tags/roland" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>roland</span></a> <a href="https://mastodon.online/tags/cr78" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>cr78</span></a> for some percussions, but that's not super portable (and runs on 110V, not battery power), so I ended up capturing a few loops on a TC Electronic Ditto+ looper pedal. Created a playlist for these tracks. <a href="https://mastodon.online/tags/music" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>music</span></a> <a href="https://mastodon.online/tags/analog" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>analog</span></a> <a href="https://mastodon.online/tags/modularsynth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modularsynth</span></a> <a href="https://mastodon.online/tags/loops" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>loops</span></a>.</p><p><a href="https://soundcloud.com/francois_dion/sets/lunchbox" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">soundcloud.com/francois_dion/s</span><span class="invisible">ets/lunchbox</span></a></p>
forestine<p>my most recent <a href="https://sunny.garden/tags/EarthModularSociety" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>EarthModularSociety</span></a> stream is the first one in a couple months due to life stuff. the patch is based around this wildly pitch shifting chord through the Rainbow Machine, so a lot of the harmonies, key, etc are quite ambiguous</p><p><a href="https://www.youtube.com/watch?v=k0v_mH28Wtw" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">youtube.com/watch?v=k0v_mH28Wt</span><span class="invisible">w</span></a></p><p><a href="https://sunny.garden/tags/modularSynth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>modularSynth</span></a> <a href="https://sunny.garden/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a></p>
JayMoore<p>Finished up my latest electronics project. It's the Sampler module from Sebsongs Modular built from a kit bought from Thonk. Amazingly, it worked first time which is a relief given I probably don't have the skills to debug it. The eurorack is growing! </p><p><a href="https://genomic.social/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a> <a href="https://genomic.social/tags/diymodular" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>diymodular</span></a></p>
Robin Vincent<p>Here's my updated and improved review of the AudioScape Eurobuss VCA Compressor - did a better job - fabulous module - makes you work harder on your mix <a href="https://youtu.be/IynIr33IIyU" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="">youtu.be/IynIr33IIyU</span><span class="invisible"></span></a> <a href="https://mastodon.social/tags/eurorbuss" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorbuss</span></a> <a href="https://mastodon.social/tags/eurorack" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>eurorack</span></a></p>