Category Archives: Music

3D Printable Rear Case Cover for Raspberry Pi + Wolfson Card + PiHut case

I drafted a design for a new rear case cover for the Pi Hut case for the Raspberry Pi official 7″ touchscreen The Wolfson Card I fitted here prevents fitting of the original rear case cover, so I drafted up … Continue reading

Posted in Engineering, Gadgets, Music, Streaming | 1 Comment

Improving PSU filtering on the Wolfson Raspberry Pi Sound Card

I’ve been thinking about elegant ways to improve the PSU filtering of the Wolfson card and to ensure that any switching noise from the relatively noisy power supplies Raspberry Pi’s are usually used with is effectively¬†filtered. There’s plenty of possible … Continue reading

Posted in Engineering, Music, Streaming | 6 Comments

Cirrus / Wolfson sound card power supply noise sensitivity

I had a chance to do some quick measurements on the Wolfson card, I was curious as to how well it measured and also to see if the power supply sensitivity, referred to in the HiFi World review¬†was visible at … Continue reading

Posted in Engineering, Music | 2 Comments