apt-key adv – Fix ‘Server indicated a failure’ on Raspberry Pi

I’ve been trying to install snips.ai to play with speech recognition. Unfortunately, when executing: I’ve got the following error message:

This is quite unfortunate since adding -v doesn’t give any more information. Scouring the net, I’ve fount the following potential solutions: Retry multiple times as this might be a server timeout. I’ve reset the […]

Easy Volumio Plugin Development

The past few days I’ve been struggling with building a volume controller plugin for volumio. My initial routine would be something like: edit the source code on a PC zip the code and some node_modules bundled from another plugin load the plugin in volumio This presents several issues: Slow deployment cycle (even if partially automated) […]

SoundMachine Build Log 02

I’ve decided to put in a knob to control the volume directly on the box itself. It will be controlled by volumio itself via a plugin, much like the GPIO Buttons plugin. Since this is really a development kit approach, the hardware consists of: A KY-040 rotary encoder and A screw-based prototype board Both are […]

SoundMachine
Build Log 01

A while ago I’ve decided to try my hand at replacing my Sonos system with a DIY version of a sound system. I have two reasons to do this: I think it’s going to be fun and I have a bunch of FLAC files at odd resolutions which are not really playable by the Sonos […]

HifiBerry Pin Usage

The past few days I’ve been struggling with the unknown of how many pins from the GPIO interface are actually used by the HifiBerry sound card (or my clone). Fortunately, I’ve found the used pins: As you can see, there are quite a few pins left for other things, which means I won’t have to […]

My Raspberry Pi 3 Config.txt for Volumio

My stable configuration file for Volumio looks like this now: Basics:

Sound card:

WaveShare screen:

Network:

The only more convoluted configuration is the networking, which allows me to connect to my wireless network. Once the setup will be stabilised, I will be able to connect it via ethernet, making the whole […]

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