Recorded live in Lisbon, violist Ernesto Rodrigues joins vocalist Maria Radich and violinist Maria do Mar in a free improv trio where close-range string interplay and crackle box electronics create high-register tension, while voice moves within the texture through whispers and cries, shaping an intimate, spatially focused performance balancing density, restraint, and evolving interaction.

Framed as a shifting, dreamlike improvisation, this electroacoustic quartet led by violist Ernesto Rodrigues, with cellist Guilherme Rodrigues, Carlos Santos on electronics, and percussionist Monsieur Trinité, unfolds a fluid free improv session that dissolves into evolving textures, balancing tension, restraint, and collective interplay within an immersive sonic landscape.

A first-meeting trio of Teresa Hackel on recorders and voice, Stefan Strasser on piano and synth, and Mia Zabelka on violin, voice and electronics, recorded live in Cologne for Strasser's 60th birthday, unfolding four extended improvisations where breath, strings, keys, electronics and vocal resonance merge into a patient, tactile field of discovery, response, and newly formed collective language.

Portuguese improvisers Ernesto Rodrigues and son Guilherme Rodrigues juxtapose a live Berlin performance with field recordings from Pico Island in a quietly probing duo set where viola, cello, crackle box, and environmental sound blend in austere, texture-driven improvisations that move between subtle acoustic detail and atmospheric ambiguity.

Recorded in Berlin in 2022, this quartet of violin, flute/bass clarinet, alto saxophone, percussion, and cello unfolds a restrained improvisation focused on fragile textures, breath-driven tones, and microtonal tension, as shifting timbres and sparse gestures accumulate into a patient, weathered soundscape shaped by decay, resonance, and collective listening.

Emerging from Ernesto Rodrigues' post-Cage investigations, this quintet with Jung-Jae Kim, Guilherme Rodrigues, Eric Bauer, and Stephen Flinn shapes sparse, deeply relational music where strings, winds, electronics, and percussion hover in spectral balance, forming a quiet "ghost dance" of held tones and subtle motion that blurs interior and exterior spaces while sculpting time through restraint and resonance.

Bringing together clarinets, sopranino, baritone, and soprano saxophones with kyotaku (a Japanese bamboo flute) and resonant percussion, this trio shapes a highly attentive improvisation where breath, extended techniques, and shifting timbres unfold through close listening, moving fluidly between fragile textures, explosive gestures, and an organic, imaginary folklore that emerges from collective intuition.

A first-meeting trio of Teresa Hackel on recorders and voice, Stefan Strasser on piano and synth, and Mia Zabelka on violin, voice and electronics, recorded live in Cologne for Strasser's 60th birthday, unfolding four extended improvisations where breath, strings, keys, electronics and vocal resonance merge into a patient, tactile field of discovery, response, and newly formed collective language.

Framed as a shifting, dreamlike improvisation, this electroacoustic quartet led by violist Ernesto Rodrigues, with cellist Guilherme Rodrigues, Carlos Santos on electronics, and percussionist Monsieur Trinité, unfolds a fluid free improv session that dissolves into evolving textures, balancing tension, restraint, and collective interplay within an immersive sonic landscape.

Recorded live in Lisbon, violist Ernesto Rodrigues joins vocalist Maria Radich and violinist Maria do Mar in a free improv trio where close-range string interplay and crackle box electronics create high-register tension, while voice moves within the texture through whispers and cries, shaping an intimate, spatially focused performance balancing density, restraint, and evolving interaction.

Recorded live in London, this electroacoustic quartet unites Lawrence Casserley's real-time signal processing with bass, reeds, and percussion in a fluid free improv setting, where subtle textures, shifting densities, and collective listening guide an evolving dialogue that blurs acoustic and electronic boundaries into a richly detailed and dynamically responsive sonic environment.

A Berlin-recorded trio of violin, viola, and cello with voice, where Gerhard Uebele, Ernesto Rodrigues, and Guilherme Rodrigues shape twelve concise movements of hushed, textural free improv, blending extended string techniques and subtle vocalizations into a fragile, reductionist sound world of intimate interplay, suspended time, and finely detailed sonic nuance.

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Bringing together an octet of long-associated improvisers led by violist Ernesto Rodrigues, this single extended work unfolds as a fluid, introspective collective statement of shifting timbres and spectral harmonies with moments of tension and release, forging a deeply personal and evolving free improv narrative shaped by continuity, interaction and shared intuition.

The quartet of Floros Floridis, Ernesto Rodrigues, Guilherme Rodrigues, and Michael Vorfeld crafts a sparse and texturally open electroacoustic performance where pointillistic percussion replaces bass grounding, allowing clarinet-centered lines, subtle string interplay, and crackling electronics to unfold in shifting, time-dilated continuities in a refined, contemporary approach to free improv.

Seeded Plain is the duo of Bryan Day and Jay Kreimer, who create homemade instruments and use them to create far-ranging improvisations with a unique set of timbres and percussive elements.

The millefleurs vocal ensemble brings 12 vocalists together in varying groups for minimal and unique vocalisation over a taxonomy of floral genres and species.

Solo improvisations on the Turkish Clarinet from Claudio Parodi, an Italian classically trained pianist who also works with self-built/self-modified electronics, non-western reeds, and selected percussions.

Pianist and accordionist Joao Lucas' music for Andresa Soares' choreography "It was a very abstract thing", structured acoustic improvisation with a slight electronic edge.

Blending solo and ensemble free improv, percussionist Vasco Trilla joins Vilhelm Bromander, Alex Zethson, and Martin Kuchen in a Stockholm session where drones, elastic bass textures, and intricate percussive detail evolve through responsive interplay, culminating in a resonant solo performance that reflects a dynamic exploration of texture, tension, and transformation.

This quartet of viola and crackle box, cello, tenor saxophone, and acoustic guitar/voice captured live in Berlin at Richten25 unfolds a finely balanced improvisation shaped by contrast and restraint, as acoustic textures and electronic disruptions interact through tension, fragmentation, and close collective listening within a continually shifting sonic landscape.

Recorded live at Lisbon's Cossoul during the Creative Sources Improvised Music Series, Ernesto Rodrigues (viola, crackle box, objects), Inês Ferreira (violin, whistle), Carlos Santos (modular synth), and Monsieur Trinité (percussion) shape a single, textural improvisation where austere string detail, small percussion, and unstable electronics drift from near-silence into sharper, eccentric turns.

Portuguese improvisers Ernesto Rodrigues and son Guilherme Rodrigues juxtapose a live Berlin performance with field recordings from Pico Island in a quietly probing duo set where viola, cello, crackle box, and environmental sound blend in austere, texture-driven improvisations that move between subtle acoustic detail and atmospheric ambiguity.

Emerging from Ernesto Rodrigues' post-Cage investigations, this quintet with Jung-Jae Kim, Guilherme Rodrigues, Eric Bauer, and Stephen Flinn shapes sparse, deeply relational music where strings, winds, electronics, and percussion hover in spectral balance, forming a quiet "ghost dance" of held tones and subtle motion that blurs interior and exterior spaces while sculpting time through restraint and resonance.

Recorded live at BLACK BOX in Munster, the trio of Ernesto Rodrigues (viola, crackle box), Erhard Hirt (electric guitar, electronics), and Guilherme Rodrigues (cello, objects) unfolds a focused, textural improvisation where tactile electronics, bowed strings, and percussive gestures move from fragile passages toward denser mechanical motion, shaping a richly detailed sonic environment with subtly shifting momentum.

Recorded live in Munich in December 2024, this trio performance brings together Udo Schindler, bassist Paul Rogers, and sound-builder Ardhi Engl in an expansive LowTone Studies session where shifting instrumental roles, theatrical interplay, and esoteric timbral variety generate a richly dynamic music rooted in transition, texture, and collective exploration.

Recorded live at the 2025 Konfrontationen #45 in Nickelsdorf, this quintet of viola, cello, alto saxophone, piano, and percussion unites frequent Creative Sources players Ernesto Rodrigues, Guilherme Rodrigues, and Nuno Torres with legendary free jazz pianist Alexander von Schlippenbach and drummer Willi Kellers, in a dynamic convergence of textural string abstraction and energetic free jazz interplay.

Recorded live in Berlin and later in Hannover, this trio of acoustic and electric guitars, objects, electronics, and voice embraces playful disruption and material intervention, blending sounddrawings, tactile gestures, and noisy fragments into a volatile form of free improvisation that balances humour, abrasion, and performative tension within a constantly shifting ensemble space.

Captured live in Bavaria in February 2025, these six improvisations pair frequent collaborators German wind instrumentalist Udo Schindler and Catalan pianist Jordina Milla in a series of dialogues where timbre, texture, and spontaneous interplay shape an immersive, poetic sound world influenced by Sylvia Plath's Ariel, blurring the line between composition and open improvisation.

Recorded in Berlin in 2022, this quartet of violin, flute/bass clarinet, alto saxophone, percussion, and cello unfolds a restrained improvisation focused on fragile textures, breath-driven tones, and microtonal tension, as shifting timbres and sparse gestures accumulate into a patient, weathered soundscape shaped by decay, resonance, and collective listening.

Austere yet deeply communicative, this trio session pairs Swiss double bassist Daniel Studer's articulate resonance with Swiss/Swedish Sebastian Strinning's expansive reed textures and German drummer Daniel Weber's perceptive, responsive interaction, forging improvised soundscapes defined by attentive gesture, shifting timbres, and the eloquence of silence itself.

Recorded live at Sistema Smop in Lisbon across two performances in late 2023, the trio of Ernesto Rodrigues (viola, crackle box), Nuno Torres (alto saxophone), and Carlos Santos (digital electronics) are captured sustained improvisations where acoustic timbre and electronic gesture converge in an expansive dialogue that alternates between subtle textural pulses and unpredictable sonic paradoxes.

Recorded live in Berlin by Bryan Eubanks, Ernesto Rodrigues, Guilherme Rodrigues, Jung-Jae Kim, Eric Bauer, and Stephen Flinn shape six long-form improvisations from bowed grain, air tones, faint circuitry, and brushed resonance, letting micro-events and room sound accumulate into a patient, quietly luminous architecture of texture and space.

Through delicately balanced free improvisation, American percussionist Stephen Flinn, French reed and flute player Sylvain Monchocé, and South Korean tenor saxophonist Jung-Jae Kim cultivate a finely grained sonic environment shaped by breath, touch, and resonance, where small gestures, spatial awareness, and attentive silence coalesce into quietly immersive and meticulously detailed acoustic forms.

Minimal yet potent, Spanish cellist Paula Sánchez and French percussionist Rodolphe Loubatière engage in a direct, viscerally charged interplay that foregrounds extended techniques, physical resonance, and deep listening, forging an intimate, exploratory sound world where texture and gesture outweigh convention and form.

Captured live as part of the Creative Sources Improvised Music Series in Lisbon, this quartet performance brings viola, crackle box, alto trombone, piano, and percussion into a finely balanced improvisation where texture and restraint guide the music's unfolding, revealing a deeply interactive dialogue shaped by close listening, fragile electronics, and quietly evolving sonic relationships.

The Cologne-based free improvising trio Der Vierte Zustand — vocalist Hanna Schörken, guitarist Christina Zurhausen, and drummer Ramon Keck — om a compelling blend of experimental soundscapes, noise rock influences, and free jazz energy, driven by Schörken's acrobatic wordless vocals, Zurhausen's effects-laden guitar textures, and Keck's dynamic rhythms.

Performing live at SMUP, in Parede, Portugal in 2022, the bass-oriented chamber quintet of Ernesto Rodrigues on viola, Bruno Parrinha on bass clarinet, Joao Madeira on double bass, Hernani Faustino on double bass and Jose Oliveira on percussion balance jazz and contemporary compositional approaches to their sophisticated and extremely detailed improvisations.

The sixth release by Creative Sources' detailed electroacoustic improvising group Suspensão led by violist Ernesto Rodrigues, with Guilherme Rodrigues on cello, Nuno Torres on alto sax, Antonio Chaparreiro on electric guitar, Carlos Santos on computer and Jose Oliveira on percussion & inside piano, is this impressive performance at "Temporada Miso Music 2009" in Lisbon.

A uniquely configured electroacoustic trio recording live in the studio in Lisbon in 2018 between Mexican flutist and founding member of the improv collective Generación Espontánea, Wilfrido Terrazas, and Portuguese improvisers Mariana Carvalho on prepared piano and Abdul Moimeme using two electric guitars and objects, balancing introspective moments with periods of uninhibited excitement.

An unusual trio configuration for violist Ernesto Rodrigues, joined by Bruno Parrinha on soprano & alto saxophones, and by electric guitarist Flak, who brings an experimental almost ea- approach to their 3-part improvisation, aptly named for it's deceptively calm setting, gradually becoming intricate and active through colored motion like a curious breeze that builds and recedes.

A joint release with the Berlin record label Maybee Records run by cellist Hui-Chun Lin & Shuichi Chino and Creative Sources, this 2021 concert at Berlin's Kuhlspot Social Club brings together four cellist for an incredible and somewhat vicious display of free improvising string interaction using incredible technique, texture, and intent listening; wild!

Continuing Rodrigues' post-Cage series of single-track acoustic improvisations, this 2025 quintet with Miguel Mira, Flak, Tiago Varela, and Manuel Guimaraes blends viola, cello, electric guitar, fan organ, melodica, and piano in an evolving tapestry of mysterious breath, subtle continuity, and fragile sonic space recorded live in Lisbon with profound delicacy and restraint.

Recorded live in 2019 at Burgbachkeller in Zug, Switzerland, the international trio Jorge's Orbe creates tapestries of sound, bringing together free improvisers from three different parts of the world: Switzerland through trombonist George Francis Marti, Japan through pianist Tsukiko Amakawa, and Spain through Pelayo Fernandez Arrizabalaga on turntables and voice.

The Virtual Balboa trio of Philadelphia improvisers Zachary Darrup on guitar, Evan Lipson on double bass and Ben Bennett on percussion, all performers associated with Spring Garden Music & saxophonist Jack Wright, are joined by open-form trumpeter Greg Kelley for this wonderfully scrabbly and tenacious live set captured at Vermillion in Seattle in 2019.

Four string improviser convene at Ulrichsberger Kaleidophon, in Germany in 2021, two of them from Germany--Dietrich Petzold on violin, viola, clavichord & bowed metal, Matthias Bauer on double bass--and the Portuguese father/son complement of improvisers--Ernesto Rodrigues on viola and Guilherme Rodrigues on cello--for three works of delicately sinewy intersection & counterpoint.

Guitarist Ed Williams, active in the experimental music scene of Marseille, France, is heard here in two concerts presenting a triptych of solo performances on bowed classical and electric guitar, improvised with no effects, with two parts on electric guitar recorded at the concert series "Aux Soirs Du Chercheur De Noises", the 2nd, "Spectrum, NY" on classical guitar.

Two trombones free improvising in the studio in Koln from the Duo of Chicago's Jeb Bishop and Cologne's Matthias Muche, both members of the trombone trio Bone-Crusher with Matthias Muller, this album recorded in the studio in Koln just before Bone-Crusher's "Konzert Fur Hannes" (NotTwo), elucidating this facet of the trio in 10 insightful dialogs of awesome technique and wit.