Archimago's Musings: MEASUREMENTS: JustBoom Digi S/PDIF HAT for Raspberry Pi. (Plus "Why isn't digital audio 'just ones and zeroes'?" anxiety...)
TinyTOSLINK (digital audio output) now for B+, too - Page 13 - Raspberry Pi Forums
DAC Audio Decoder Board for Raspberry Pi - DFRobot
JustBoom Digi Zero pHAT for Raspberry Pi Zero | shop.max2play.com
Allo DigiOne - For an audiophile-grade Raspberry Pi streamer
Raspberry Pi Expansion Board
Raspberry Pi 3 Hifi Digi Digital Sound Card I2s | Raspberry Pi Dac I2s Optical - Demo Board Accessories - Aliexpress
A better sounding Raspberry Pi with JustBoom's Digi HAT | Darko.Audio
Adding Optical Audio To The Raspberry Pi With One Chip | Hackaday
HiFiBerry Digi+ Standard
Adding Optical Audio To The Raspberry Pi With One Chip | Hackaday
Raspberry Pi Expansion Board
raspbian - Optical Audio Input for Raspberry Pi - Raspberry Pi Stack Exchange
HiFiBerry Digi+
A better sounding Raspberry Pi with JustBoom's Digi HAT | Darko.Audio
DAC Audio Decoder Board for Raspberry Pi - DFRobot
DAC Audio Decoder Board for Raspberry Pi - DFRobot
HiFiBerry Digi+ I/O | HiFiBerry
Raspberry Pi Expansion Board
