Improvising over strings, winds & percussion from the Portuguese quintet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Joao Madeira on double bass, Bruno Parrinha on flute & bass clarinet and Monsieur Trinite on percussion, in a studio session of active, often pointillistic interaction offset with periods of introspection, reflecting concepts of Baudelaire & The Surrealists.

Eight free improvisations from the German duo of Markus Reineke on contrabass, bass recorder, objects & electronics, and Jukka-Pekka Kervinen on electric guitar, violin, virtual bass clarinet & electronics, creating an unusual language that merges electronics with acoustic instrumentation in quirky yet natural ways, each track named impressionistically.

The third Spiegel, or mirror, takes the Portuguese acoustic octet led by violist Ernesto Rodrigue through an extended improvisation and its reflection, captured live at the 2021 CSFest XV, at O'Culto da Ajuda, by performing and recording their performance in a first pass, and then playing over the first improvisation, layering and extending their work.

Continuing their exploration of isotopes, here focusing on the unstable element Uranium, the Portuguese Isotope Ensemble led by violist Ernesto Rodrigues presents two stunningly detailed concert performances from the 2021 CSFest XV at O'Culto da Ajuda in Lisbon, with some of Europe's leading improvisers taking on U92 in both "Electroacoustic" and "Acoustic" properties.

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 four-part suite from the Creative Sources string core of violist Ernesto Rodrigues and cellist Guilherme Rodrigue, recording in Berlin in 2021 with free jazz trombonist Matthias Muller and trumpeter Brad Henkel, through each movement approaching their playing through a balance of nonidiomatic and free jazz, subtly understated and meticulously intricate.

Aptly described as chiaroscuro--a veritable play of light and shadow in quick-witted--through nearly microscopic and highly interactive acoustic improvisation from the quartet of Ernesto Rodrigues on viola, Maria da Rocha on violin, Bruno Parrinha on clarinet & bass clarinet and Jose Oliveira on percussion, performing live at Galeria Monumental, in Lisbon in 2022.

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.

A live recording of free improvisation recorded at Theater im Viertel, in Saarbrucken, Germany in 2021 from the SteDaJoDa quartet of Daniel Studer on double bass, Stefan Scheib on double bass, Daniel Weber on drums and Johannes Schmitz on guitar, the dark double bass foundation and floating ("Schwebend") percussion work balanced by Schmitz' blues oriented electric.

A reductionist set of spartan improvisation performed live at Casa da Cultura, in Setubal, Portugal in 2021 from the trio of Ernesto Rodrigues on viola, João Silva on trumpet and Andre Hencleeday on piano, applying extended techniques on their instruments in a dark night, quiet but intently close listening conversation from three authoritative voices.

Italian and Portuguese musicians meet in the studio in Berlin for a set of studio free improvisations, from Creative Sources father/son collaborators Ernesto Rodrigues on viola and Guilherme Rodrigues on cello meeting trombonist Davide Piersanti and vocalist Ligia Liberatori for twelve exceptionally open, informed and unusual conversations.

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.

Six "Segments" A to F of powerful restraint and extended technique, recorded at Ausland in Berlin, Germany from the free improvising quartet of Quentin Tolimieri on piano, Ernesto Rodrigues on viola, Guilherme Rodrigues on cello and Fyodor Stepanov on double bass, the close associations between the Rodrigues' and Tolimieri & Stepanov evident through their shared aesthetic.

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.

Subtle acoustic improvisation from a global set of improvisors--Yu Lin Humm on cello, Pedro Frazao on euphonium, Ryoko Imai on marimba, percussion, Andre Hencleeday on piano, Philippe Trovao on tenor saxophone, and Ernesto Rodrigues on viola--in an attentive and tension-filled single movement, each player adding and reacting as ideas percolate and subsume.

Thirteen emphatic "rituals" from the Argentinian duo of saxophonist Hernan Sama, recording in the studio as they employ an array of techniques including extended bowing and plucking approaches, saxophone smears, growls, vocal utterances, odd reed techniques, &c, to engage their listener's ears as they unfold dialog that merges jazz forms and fully free improvisation.

A subtle album of soundscape from the French trio of Violaine Gestalder on saxophones, Louis Michel Marion on double bass, and Stefania Becheanu on field recordings, depicting 3 virtual aural views of a single landscape, the field recordings conveying a sense of location as the bass and sax use extended techniques and subliminal playing to create their vista.

Recording at the Pied Nu Festival, in Le Havre, France in 2018, the trio of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, and Carlos Santos on electronics present an extended and mysteriously subtle album of electroacoustic improvisation, detailed and remarkably controlled conversation of near telepathic anticipation from three intimate collaborators.

The debut for this acoustic free improvising Amsterdam trio of Ziv Taubenfeld on bass clarinet, Henk Zwerver on guitar, and Maya Felixbrodt on viola, in a set of abstract improvisations of an active nature using unorthodox and extended techniques, with an upbeat sense of excitement and enthusiasm that allows for solo forays amongst great collective discourse.

An intimate, texturally rich trio session recorded in Berlin between Ernesto Rodrigues on viola & crackle box, Guilherme Rodrigues on cello, and Maximilian Glass on percussion, navigating misty lowercase atmospheres, glitch-box coloration, and finely balanced interactions that unveil subtle surprise and collective improvisation within a tight, exploratory sound world.

"Two wind players from Belgium who have been involved in free improvisation for many years: Jean-Jacques Duerinckx on sopranino and baritone saxophones and Jacques Foschia on bass, E-flat and high B-flat clarinets, often met in joint co...

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 Lisbon in 2025, this quietly immersive quartet session from Ernesto Rodrigues, Ana Albino, Hernani Faustino, and Carlos Santos unfolds as a single extended movement of enigmatic timbral interplay, blending modular synth, electric guitar, viola and bass in a sparse, introspective soundscape shaped by mystery, fluidity, and subtle dynamic shifts.

In a surreal electroacoustic encounter recorded live in Hannover, the quartet of AGogol, NaabtalDeath (Jerome Noetinger), Ernesto Rodrigues, and Guilherme Rodrigues deconstructs chamber music into a visceral, alchemical performance of modified strings, electronics, and crackling noise, blending absurd vocalizations, brutal textures, and delicate atmospheres into a raw, dreamlike sound theater.

A live trio improvisation from violist Ernesto Rodrigues, tenor saxophonist Jung-Jae Kim, and bassist Alvaro Rosso, recorded at Lisbon's CreativeFest#18 at Casa do Comum, in Lisbon, unfolding as a 28-minute journey from hushed, lowercase textures to dynamic, scrabbly interplay, emphasizing timbral nuance and collective exploration in an intimate acoustic setting.

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.

Hanna Schorken is a published German writer & poet, jazz vocalist and free improviser, since 2005 living in Koln and developing a personal and idiosyncratic approach to sound poetry and experimental voice recordings, heard here in a 7 part work where each movement completes the titles of the poem "I So Liked Spring"; "You"; "Told"; "Me"; "How"; "To"; "Dance".

Using multiple voices, field recordings and electronics, Brazil-born composer living in Berlin Laura Mello works with spoken language as she explores human perception of acoustic phenomena in relation to spoken language, here in 8 compositions or excerpts that reveal hallucinatory and unusual aspects of speech complemented by elusive aural environments.

A personal and evocative suite written during the isolation of the COVID-19 period, bringing together the legendary Tristan Honsinger (cello, vocal, narration) with his long-standing Tokyo-based ensemble, The House of Wasps — Yuriko Mukojima (violin, voice), Takashi Seo (double bass), and Shuichi Chino (piano) — in a performance that seamlessly blends chamber improvisation, storytelling, and emotional intensity.

Four voices--Norbert Zajac, Brigitte Kupper, Gala Hummel, Iouri Grankin--sing and speak over the piano work of Russian improviser Andrei Razin in a moody and often startling album that set tonal environments or disorient the listener through constrasting layers of vocalization, as Razin darts among them or sets an atmosphere of lingering tones; often curious, frequently stunning.

"3 Phases", or different aspects of the approach that violist Ernesto Rodrigues applies to improvisation, in three different groupings over three different days, all live at O'Culto da Ajuda, in Lisbon, Portugal in 2018, here in an acoustic sax trio with strings, with Bruno Parrinha on soprano, Nuno Torres on alto, Paulo Galao on tenor sax.

Dedicating his album to Paul Burwell and Z'ev, Spanish percussionist Paolo Sanna demonstrates his many years of research in sound, silence, noise, experimentation, musical research and deconstruction through standard percussive devices and found objects, giving his playing a distinctive and personal palette which he plays with superb technique and timing.

Recorded on New Years Eve in Sintra in the Penedo region of Portugal, three strings--viola from Ernesto Rodrigues, cello from Guilherme Rodrigues, and a second cello from Miguel Mira--are joined by Carlos Santos on electronics for three extended and richly detailed improvisations, active yet concentratively controlled, using impressive and extended techniques.

Finding common ground between the acoustic past and the electronic present, the duo of Christoph Schiller on spinet and Eric Ruffing on analogue synthesizer present two extended improvisations of tempered interaction, exploring periods of extended sound, timbre and decay, scrabbling inside playing, restrained electronic whines, and active pointillistic playing.

The affect of Carlos Santos' electronics and recordings are the foundation of this Portuguese quintet's improvisations, creating an environment over which Ernesto & Guilherme Rodrigues on viola & cello, Eduardo Chagas on trombone, and Andre Hencleeday add subtle gestures of unusual approaches to their instruments, in a mysterious album of lowercase improv.

As part of "The Horse Improvised Music Club" concert series organized by London Improvised Music Scene members Adam Bohman, Sue Lynch and Hutch Demouilpied, the trio of drummer Steve Noble, saxophonist Adrian Northover and acoustic guitarist Daniel Thompson recorded these open-minded improvisations of strong communication and extended technique in 2017 at IKLECTIK in London, England.

Two approaches to keyboards from Japanese acoustic pianist Yoko Miura and keyboardist Jean-Marc Foussat (Fou Records) recording these extended and excursive improvisations in Paris in 2017, contrasting Foussat's alien and encompassing synthetic and electronic worlds with Miura's sophisticated playing inside and out of the piano.

A hushed and enigmatic quintet improvisation featuring Jean-Michel Van Schouwburg's extended vocal techniques alongside Nuno Torres (alto saxophone), Ernesto Rodrigues (viola, crackle box), João Madeira (double bass), and Carlos Santos (modular synthesizer), unfolding in reductionist, pointillistic interplay that explores subtle texture, utterance, and resonance.

Recorded live at CreativeFest #18 in Lisbon, the Isotope Ensemble channels the volatile and fluid nature of caesium through spontaneous improvisation, blending strings, brass, woodwinds, piano, electric guitars, modular synthesizer, electronics, and objects into a dynamic sonic reaction that reflects the element's unique liquid properties that make the isotope pivotal role in atomic timekeeping.

A live document of free improvisation from Udo Schindler (clarinets, cornet, soprano sax), Max Arsava (piano, tapes, sampler, objects), and Gunnar Geisse (laptop guitar, virtual instruments), in a performance of pointillistic exchanges and layered textures that blend intricate acoustic and electronic timbres into a cohesive, exploratory sonic tapestry.

A focused and sonically adventurous trio recording from Santa Fe, New Mexico, bringing together saxophonist Chris Jonas, live-sampling artist and electronic musician David Forlano, and percussionist Gregg Koyle in a contemporary yet organic exploration of space, form, and texture through sharp saxophone lines, intricate sampling manipulations, and dynamic metallic percussion.

A live trio improvisation from violist Ernesto Rodrigues, tenor saxophonist Jung-Jae Kim, and bassist Alvaro Rosso, recorded at Lisbon's CreativeFest#18 at Casa do Comum, in Lisbon, unfolding as a 28-minute journey from hushed, lowercase textures to dynamic, scrabbly interplay, emphasizing timbral nuance and collective exploration in an intimate acoustic setting.

A surreal and visceral homage to French poet Robert Desnos, this collaboration between Belgian vocal improviser Jean-Michel Van Schouwburg and British electroacoustic pioneer Lawrence Casserley transforms the human voice through expressive physicality and real-time electronic processing — fifteen vivid episodes unfolding as a dreamlike, humorous, and haunting exploration of language, body, and sound.