LDL (Urs Leimgruber / Jacques Demierre / Thomas Lehn) - the Eerie Glow of Jellyfish (Relative Pitch, 2026)

Key Takeaways

• LDL trio expands free improvisation with analog synth, spinet.
• Live recording captures five-movement suite at 2024 Kaleidophon Festival.
• Album emphasizes deep listening, acoustic space manipulation.
• Continuation of LDP legacy, showcasing European avant‑jazz evolution.
• No conventional structures; focuses on spontaneous sonic dialogue.

Summary

Swiss‑German trio LDL released the live album *the eerie glow of jellyfish*, recorded at Austria’s Kaleidophon Festival in April 2024. The five‑movement suite features soprano sax, an amplified spinet and Thomas Lehn’s vintage EMS analogue synth, all processed in real time. Building on the earlier LDP project, the recording continues the group’s commitment to uncompromising free improvisation and deep acoustic‑space listening. Critics note the work’s volatile tension and its departure from familiar jazz narratives.

Pulse Analysis

The emergence of LDL—a collaboration among Swiss saxophonist Urs Leimgruber, pianist Jacques Demierre, and German EMS synth virtuoso Thomas Lehn—marks a pivotal moment in European free improvisation. By integrating an amplified spinet, a rare analogue synthesizer, and processed saxophone timbres, the trio redefines the textural possibilities of live improvisation. Their approach reflects a broader trend where artists blend acoustic heritage with vintage electronic gear, creating a hybrid soundscape that appeals to both avant‑jazz purists and experimental electronic audiences.

Recorded live at the Kaleidophon Festival, *the eerie glow of jellyfish* captures a five‑movement suite that thrives on real‑time interaction and spatial awareness. The musicians employ deep listening techniques, constantly filling and emptying the acoustic environment, while Lehn’s live sound processing adds layers of resonance and unpredictability. This methodical yet volatile performance challenges conventional song structures, offering listeners an immersive experience that feels more like a sonic organism evolving in the moment rather than a pre‑composed work.

For the niche market of experimental music, the album underscores the commercial viability of high‑quality live recordings that emphasize authenticity and innovation. Streaming platforms and boutique labels are increasingly curating such releases, recognizing their appeal to a dedicated audience seeking immersive, boundary‑pushing content. LDL’s work not only enriches the European improvisational canon but also sets a benchmark for future projects that aim to merge analog synthesis with acoustic improvisation, potentially influencing a new generation of artists and listeners.