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 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.

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.

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.

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.

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.

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 during the 2024 Creative Sources Cycle, violist Ernesto Rodrigues, cellist Miguel Mira, and analog synthesist Carlos Santos deliver a nuanced and exploratory collective improvisation, drawing on Rodrigues's delicate textural approach, Mira's lyrical sensitivity, and Santos's ethereal synth interactions, evoking an urgent reflection on the fleeting nature of time.

Seven studio improvisations from frequent collaborators Ernesto Rodrigues on viola & crackle box, Nuno Torres on alto saxophone and Carlos Santos on digital electronics, quiet conversations of subtle and extended technique that adhere to the session title, emulating electronic impulses and signals through understated and impeccably controlled acoustic and electronic expression.

Recorded live during the Creative Sources Cycle at Lisbon's Cossoul on May 2, 2024, this collaboration brings together Ernesto Rodrigues (viola, crackle box), Nuno Torres (alto saxophone), Andre Hencleeday (piano), and Carlos Santos (modular synth) in a delicate journey of reductionist improvisation, blending acoustic and electronic textures to craft an intricate, lower-case performance of subtle sonic dialogues and dynamic restraint.

Three surreal improvisations with an hallucinatory edge, drawn into a dreamlike nature by the free vocals of Girilal Baars (Girilal Baars Trio, Äijä), from a 2024 concert at COSMOS in Lisbon, PT with Ernesto Rodrigues on viola & crackle box, Carlos Santos on electronics and Monsieur Trinite on percussion; unconventional electroacoustic incantatory interactions.

An intense album of pyschedelic and subliminally detailed electroacoustic improvisation from the Portuguese quintet of Miguel A. Garcia on electronics, Abdul Moimeme on guitar & metals, Alex Reviriego on double bass, Ernesto Rodrigues on piano harp & viola and Carlos Santos on electronics, a powerful live set recorded in 2018 at Le Larraskito Kluba in Rekalde, Bilbao.

Lisbon contemporary flutist and improviser Carlos Bechegas, an associate of Carlos Zingaro and his electroacoustic trio, joins violist Ernesto Rodrigues and long-time collaborator Carlos Santos in a uniquely electronic, chamber-oriented, mysteriously crepuscular improvisation captured live at Casa do Comum, Lisbon, Portugal during the 2024 "SpectraLx" event.

Seven studio improvisations from frequent collaborators Ernesto Rodrigues on viola & crackle box, Nuno Torres on alto saxophone and Carlos Santos on digital electronics, quiet conversations of subtle and extended technique that adhere to the session title, emulating electronic impulses and signals through understated and impeccably controlled acoustic and electronic expression.

The Suspensao octet are heard in this live performance at SMUP, in Parede, Portugal in 2023, blending primarily acoustic instruments with electric guitar and analog synth, using a reductionist approach to highly concentrative and suspenseful free improvisation, their long-running collective history allowing an impressive level of articulation and control through the integration of diverse voices.

Referencing Twittering Machine, a 1922 painting by Paul Klee that depicts a group of birds on a wire connected to a hand-crank, interpreted as as a visual representation of the mechanics of sound, the ea-improvising quartet of Ernesto Rodrigues (viola), Bruno Parrinha (bass clarinet), Flak (electric guitar) and Carlos Santos (modular synth) present three hi-tension improvisations.

Translating loosely to "Something begs the patience of the clouds", the collaborative electroacoustic quintet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Bruno Parrinha on bass clarinet, Luisa Goncalves on piano and Carlos Santos on electronics present two extended improvisations of tension, masterfully adept technical skill and intensively close listening.

Four improvisations recorded iteratively during the pandemic and assembled into this exquisitely subtle two-part composition with Eva Maria Houben's piano & organ recorded in Berlin in 2020, Guilherme Rodrigues's cello recorded in Berlin and Ernesto Rodrigues's zither recorded in Lisbon in 2021, merged with nocturnal recordings from Carlos Santos captured in Spain & Portugal.

Bringing together Lisbon artists active in contemporary classical, electroacoustic soundscape and improvisation, the quartet of Ernesto Rodrigues on viola, Joana Sa on soprano saxophone, Luisa Goncalves on piano and Carlos Santos on electronics delicately "Melt" or merge these elements in a subtle and absorbing concert captured live at Lisboa Incomun.

A live performances at CreativeFest 2018 in Lisbon from the electroacoustic quartet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Fred Marty on double bass, and Carlos Santos on electronics, the title translating to "On our footsteps in the light of day" as the improvisers merge strings and electronics through spirited and radiant playing.

A beautifully subtle and strange twisting of tones, timbres and strings from the duo of Ernesto Rodrigues on violin & viola and Carlos Santos on electronics, recorded live in 2018 at O'Culto da Ajuda, in Lisbon, creating mysterious environments that metamorphose between sections through string interjections, each segment creating a new, mesmerizing environment.

The concept of a spiegel, or mirror, is explored by this perceptively patient electroacoustic octet led by violist Ernesto Rodrigues, each of the 3 tracks an evolution of the first recorded improvisation, the 2nd "Spiegel" layering and reacting to the first recording, and the 3rd to the previous two, ultimately reflecting a conversation of 24 virtual musicians.

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.

Finnish guitarist Lauri Hyvarinen joins Portugues Creative Sources collective members Ernesto Rodrigues on viola, Abdul Moimeme on electric guitar, and Carlos Santos on synthesizer, for a studio album whose title refers to the shell of an object, a mysterious reference peeled away by this quartet through subliminal playing of intense technique and concentration.

A quintet album of minimal/lowercase electroacoustic improvisation recordeded at Penedo in Portugal from Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Miguel Mira on cello, Anna Piosik on trumpet, and Carlos Santos on electronics, each performer using extended techniques, contrasting atmospheric tones with percussive, often pointillistic approaches.

A live performance at Galeria Monumental, in Lisbon of diverse textures, extended techniques, and intent listening from the free improvising septet of Ernesto Rodrigues (viola), Joao Silva (trumpet), Paulo Curado (flute), Bruno Parrinha (alto sax & bass clarinet), Miguel Almeida (classical guitar), Carlos Santos (computer & synth), and Joao Valinho (snare drum & objects).

"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 ea-improv setting with Albert Cirera on tenor saxophone, Rodrigo Pinheiro on piano, & Carlos Santos on field recordings & sine waves.

French double bassist Fred Marty joins Creative Sources core performers, violist Ernesto Rodrigues, cellist Guilherme Rodrigues and electronic artist Carlos Santos for an extensive improvisation exploring both lyrical and pointillistic improvisation, themed loosely around a garden quartet or frame, the music detailed, active and formidably sophisticated.

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.

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.

1. Plane, Line Segments, Rays And Some Dissipations 49:49

Correctly configured, the Portugese ensemble Octopus is an octet, and though named after the most common of the breed, this 8-tentacled orchestration of strings, flute, trumpet, piano, guitar, electronics and percussion, all using extended techniques, slides deftly and with incredible restraint through a large, detailed dark-water work of electroacoustic improvisation.

Norwegian percussionist Stale Liavik Solberg (Gjerstad, VCDC, &c) joins frequent collaborators Ernesto Rodrigues (viola), Nuno Torres (saxophone), and Carlos Santos (electronics) for a studio album of often pointillistic interaction, Solberg punctuating the unusual voicing and techniques of acoustic and electronic interactions as they permute the word "soon".

A unique take on the piano, with both participants--Ernesto Rodrigues and Carlos Santos--approaching the physical aspects of the instrument, somewhat beyond prepared piano, as the two record not just the strings but the wood, metal and most likely wheels of the instrument, creating a cantankerous display of sound that unfolds slowly; idiosyncratic and noteworthy.

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1 Suspensao X 31:47

Recorded in the studio in 2017, "Cyclic Symmetry" presents an electroacoustic trio of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, and CS mainstay Carlos Santos on field recordings, in a minimal work suggested to be heard on infinite loop, contrasting deep silence with sections accenting the slow, interwining harmonics of both Rodrigues' string work.

Remarkably detailed, slowly moving improvisation from the trio of Katsura Yamauchi on alto sax, Carlos Santos on electronics, and Ernesto Rodrigues on viola, harp and objects, a beautiful balance of acoustic and electronic sound in intensely concentrated music.

An immersive album of collective sound from the Portugues quintet of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, Nuno Torres on alto saxophone, Eduardo Chagas on trombone, and Carlos Santos on computer, developing rich sonic environments of great detail and intense patience, a tremendous journey that rewards the careful listener.

Three foreboding tracks of aggressive and open improvisation from long-time collaborators Lebanese trumpet player Mazen Kerbaj and guitarist Sharif Sehnaoui in a quintet with Creative Sources labelmates Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, and Carlos Santos on electronics; a confrontational, at times frightening world of sound; gripping.

Creative Sources label leaders Carlos Santos on computer and Enresto Rodrigues on harp are joined by saxophonist Katsura Yamauchi, using unorthodox techniques to create a beautifully floating album of modern ea-improvisation.

Incredible and telepathic ea-oriented improv from violist Ernesto Rodrigues, saxophonist Martin Kuchen, cellist Guilherme Rodrigues, and electronicist Carlos Santos.

A single 34 minute live recording at Musica Portuguesa Hoje Festival in Lisbon, 2008 from this excellent set of expressive and contemplative electroacoustic performers.

Delicate nuance and fascinating textures from the minimal improvisations of trumpeter Birgit Uhler, violist Ernesto Rodriguez and live sampling from Carlos Santos.