MU1 firmware update v1.5.1

We released a firmware update for the MU1, version v1.5.1. This is a maintenance update, with some bug fixes for v1.5.0. The most important one is that DSD playback in 2FS oversample mode is functional again. For the other improvements, please read the Change Log document for v1.5.1. MU1 users, please note: during an MU1read more >

HVT: LS1 and MU1 are iconic products

The leading Dutch audio magazine HVT celebrates its 50th anniversary… congratulations! During that long history, both Grimm Audio founders Peter van Willenswaard and Eelco Grimm have published articles in the magazine, so we celebrate a little bit with them.  On the occasion of their anniversary issue, HVT publishes a shortlist of ‘iconic’ products that wereread more >

New MU1 firmware v1.5.0

We love to introduce you to the new MU1 V1.5.0 firmware. Over six months of work went into this release. A lot of improvements were done ‘under the hood’, preparing for a feature rich release mid 2023. But we also added some highly-requested functions, the beta testers loved it. All new functions can be foundread more >

SoundStage! Australia: Outstanding Performance Award 2022 for MU1

We received a wonderful email from SoundStage! Australia’s editor in chief Edgar Kramer. He wrote us “it is with great pleasure that I present the Grimm Audio MU1 Music Player with the SoundStage! Australia ‘Outstanding Performance’ Award 2022. This award is for fine-tuned products presenting exceptional sound quality and being among ‘the best of theread more >

AKR: 2 Awards for MU1 and interview with Eelco Grimm

In their November issue the online magazine AudioKeyREVIEWS! offers the MU1 no less than 2 awards! It receives the “Best of the year 2022 Award” and the prestigious “Editor’s Choice Award”. We are very impressed with these extraordinary decorations. They add up to the already stunning Diamond Award that AKR offered the MU1 in theirread more >