Four tracks produced by file-exchange from 2010-2012 between sound artist Lee Patterson in Austin, Texas and Manchester, UK-based Vanessa Rossetto, impressive works on a large geographic and sound scale.

Excellent, fun and slightly twisted free improvising quintet with Dennis Gonzalez, Mark Sanders, Alipio Netom, and father/son team Ernesto Rodrigues and Guilherme Rodrigues.

David Payne (Fossils, Slut Mouth, Middle James Co.) solo offers a wasted take on the acoustic guitar, which is mangled, scraped, rubbed, fingered, bent, and subjected to a variety of preparations.

"Surreal slabs of processed sound float by each other in brilliant high fidelity, from the man behind much of the documentation of Bug Incision's live activites..."

Crossing Netherland and New York players, Ab Baars on reeds, Ig Henneman on viola, Ingrid Laubrcok on sax and Tom Rainey on drums present an album of insightful improv that borrows approaches to sound from natural world, performed live at Tampere Jazz Happening, Finland in 2014.

The Vancouver based Bent Spoon Duo of Scott Munro on viola, trombone, electronics & zither and Chris Dadge on percussion meets Toronto's Nilan Perera on electric guitar, performing at Weeds Cafe in Calgary, for a rich interactive release of free improvisation.

Composer Petit in an opus dealing with the dynamic of resonance and its incidences: a microphonic exploration of a single sound body made to resonate by means of different types of percussion, building a dramatic story from sampled and processed percussive elements.

A reduction of composer Simon James Phillips' 5 hour improvisation performed with Tony Buck (drums), Werner Dafeldecker (bass), BJ Nilsen (electronics), Liz Allbee (trumpet), Arthur Rother (guitar) & Simon James Phillips (piano) exploring time, perception and place.

"Two compositional responses upon the same sonic matter from two sound artists" - Tomas Phillips, and Francisco Lopez each creating extended works using the same source materials.

Ergo Phizmiz reinterprets Robert Ashley's disturbing avant-classical work "Purposeful Lady Slow Afternoon", in a group with Ergo Phizmiz (voice, piano), Lula (voice), Maciej Cieslak (guitar), Julia Zietek (violin), Alessandro Bosetti (laptop), and DJ Lenar (turntable).

A live recording from the improvising trio of Gordon Allen, Michel F. Cote and Alexandre St-Onge, rendering acoustics and electronics in dark and unconventional techniques.

An amazing jazz quartet with saxophonist Alberto Pinton and Jonas Kullhammar (Moserobie Music), music inspired by the 50s & 60s Blue Note style with a 21st century edge.

Limited color edition of guitarist Barry Chabala's interpretation of composer Pisaro's piece, instructing the performer on structure and pitch but allowing the precise timing and sound to the player; plus a reworking of Chabala's recording taking advantage of cassette hiss and sine tones.

Guitarist Barry Chabala's interpretation of composer Pisaro's piece, instructing the performer on structure and pitch but allowing the precise timing and sound to the player; plus a reworking of Chabala's recording taking advantage of cassette hiss and sine tones.

One composition each from Antoine Beuger and John Cage performed on the oboe by Kathryn Gleasman Pisaro; Beuger's work presents tones in regular intervals offset by silence; Cage's piece uses pitch and tone color with microtonal inflections, mutes and harmonic fingerings.

Ricefall (2), the 2nd is a 72-minute piece for 64 separate tracks of rice falling on objects, performed with percussionist Greg Stuart, a composition of unusual dynamics and pacing.

A collection of materials for solo guitarist, written by Michael Pisaro-Liu and here performed by Christian Alvear, presenting the performer with up to 12 fragments which can be played in any order and which allow for various transformations, cuts, extensions and silences.

Sound artist Annabelle Playe blends electroacoustic, experimental and electronic noise music in her debut album.

Solo recordings of percussionist Mathias Pontevia embracing a breathtaking variety of approaches and sonic environments, in a beautiful art release with the CD attached to a laminated disc with embedded objects.

Freely improvised clarinet duets featuring rapidly shifting patterns of melodic interplay from Italian Alberto Popolla and British Noel Taylor (LIO), with distinct approaches to the instrument resulting in episodic interplay.

Guitarist Luis Jose Martins and pianist Joana Sa, known from their Shhpuma release "Almost a Song" and a release on Creative Sources, join again with harpist Eduardo Raon, with two Shhpuma releases, for a delicately complex, effervescent, and sometimes turbulent release.

Pianist Tom Prehn's quartet with Frits Krogh on tenor sax, Poul Ehlers on bass, and Finn Slumstrup on bass, superb European free jazz recorded in 1963 in Copenhagen but never formally released, here remastered and issued with an unreleased track from 1966.

A mix of sound art and improvisation from Quebec/Actuelle musician Helene Prevost, 10 minimal "Plages", or luminous surfaces, created with Eric Normand, Stephae Claude, and Mario Gauthier.

Recorded live in 2004, Quartet Noir unites Urs Leimgruber, Marilyn Crispell, Joelle Leandre, and Fritz Hauser in deep long-form improvisations, where vivid detail and patient interaction shape evolving structures, balancing unpredictability with a cohesive, resonant group sound born of longstanding collaboration.

Quartetski Does Stravinsky with drummer Isaiah Ceccarelli, guitarist Bernard Falaise, reedist Phillipe Lauzier, viole de gamaba player Pierre-Yves Martel and violinist Joshua Zubot reinterpret Stravinsky's Rite of Spring in honor of its 100th anniversary.

Excellent free improvisation from the quartet of Els Vandeweyer (vibraphone), Fred Van Hove (piano / accordion), Paul Lovens (percussion), Martin Blume (percussion) recording at Kunstencentrum BELGIE & Cultuurplatform Motives for Jazz.

An excellent quartet of 4 female improvisers creating mysterious landscapes, bizarre spaces and surprising topography using dual pianos, flute, melodica, trombone & alphorn.

The Bozzini string quartet working with the melodic and unique universe of Toronto-based composer and performer Martin Arnold, whose roots are in the music of avant and improvisational work.

Premiered by the Bozzini Quartet at Berlin's Ballhaus Naunynstrasze, this haunting work was composed for temporal and architechtural space using unusual tuning systems producing natural harmonics.

Live recordings of the trio of Yoshio Machida on steelpans and gamelan, Hiroki Chiba on double bass and electronics, and Jorge Queijo on drums & percussion, performing live at Foxhole and Apollo in Tokyo, 2015, free improvisation with Eastern attitudes and European propulsion.

NY trumpeter Nate Wooley and Portugal's Red Trio (Rodrigo Pinheiro, Hernani Faustino & Gabriel Ferrandini), recorded after their live performance at the 2010 Clean Feed Festival in NYC; powerful and thought-provoking modern improvisation.

Horatiu Radulescu's String Quartet No 4, opus 33 (1976-87) performed by the Arditti String Quartett at IRCAM/Centre Pompidou Paris in 1996.

With members of IKB, Variable Geometry Orchestra, and LIO, the free improvising/chamber quartet of Ernesto Rodriguge (viola), Bernardo Alvares (bass), Roland Ramana (trumpet), and Nuno Torres (sax), were captured live at Estrela for an intense and introspective concert.

Portugese harpist Eduardo Raon uses harp, daxophone, electronics, voice & percussion to create dramatic music that applies his classical training to improvisational methods, using real-time electronic processing to create encompassing yet intricate and unusual sonic environments.

The enduring sax and drum duo format is invigorated with US drummer Chris Corsano and Danish saxophonist Mette Rasmussen, who push each other in free improvisation that uses insanely great technique while delivering a passionate and ecstatic dialog.

The Ratchet Orchestra is a large ensemble of 30 fringe musicians from Montreal headed by director Nicolas Caloia whose compositions allow for improvised chamber jazz and showcase the talents of the orchestra's most passionate players.

Chicago cellist and composer Tomeka Reid was commissioned to create original music for the first documentary of the Imagists, mid 60's Chicago post-surrealists artists who exhibited together; Reid reworked the music into a fully realized suite for this CD release.

London's Remote Viewers in their 13th release, quoting W.H. Auden in an album of excellent structured improvisation with David Petts, Caroline Kraabel, Sue Lynch & Adrian Northover (saxes), John Edwards (bass & drums), and Rosa Lynch (keys and percussion).

The 12th release from the London-based Remote Viewers led by saxophonist David Petts, with four saxophones plus electronics, acoustic bass, keys and tuned percussion, crossing improvisation and rock forms in unique and sinister ways.

The Remote Viewers' 10th album, with David Petts, Caroline Kraabel, Sue Lynch, Adrian Northover, John Edwards, Rosa Lynch-Northover, and Adam Bohman, in mysterious works of dissonance and wonderfully idiosyncratic expression.

UK's Remote Viewers with 4 saxophone players--David Petts, Caroline Kraabel, Andrian Northover & Sue Lynch--plus John Edwards on double bass and David Stockard on drums & percussion, blending jazz and modern chamber in lyrical, novel, and mysterious ways.

David Pett's Remote Viewers with 4 saxophonists and keyboards, and the rhythm section of John Edward and Mark Sanders, complete their noir trilogy with an album blending compositional and improvisational forms in mysteriously dark and satisfying forms.

Following their 2013 release "Aphelion", the working trio of Dave Rempis on sax, Joshua Abrams on bass & clarinet, and Avreeayl Ra on drums release their 2nd collaboration in a 2-CD album of live and studio improvisations, adding Jim Baker on keys and electronics for the 2nd disc.

Showcasing the working trio of saxophonist Dave Rempis, Joshua Abrams on bass, guimbri and small harp, and percussionist Avreeayl Ra, in a uniquely voiced trio balancing beauty and power.

A 2-CD set of live concert recordings from this brilliant improvising quartet headed by Dave Rempis (sax) with prominent members Ingebrigt Haker Flaten (bass), Tim Daisy (drums), and Frank Rosaly (drums).

After 10 years together, the Rempis Percussion Quartet led by saxophonist Dave Rempist, Frank Rosaly, Tim Daisy on drums and percussion, and Ingebrigt Haker-Flaten on bass, recorded this concert at Chicago's Hungry Brain for a superlative album of rhythmically simmering free improv.

A live recording at Greenwich House Music School in New York City in 2014, and the 3rd album from the Renku trio of Michael Attias on alto sax, John Hebert on double bass, and Satoshi Takeishi on drums, lyrical and intimate trio work from three masterful players.

This Toronto quintet spent two years researching and performing the music of Steve Lacy, focusing on the vocal works, which they play with precision, imagination and love.

Marc Ribot's highly anticipated debut as a leader in a band with Henry Grimes on bass and Chad Taylor on drums, performing at the iconic Village Vanguard, with material including Albert Ayler, John Coltrane, &c.

Guitarist Ribot in a gorgeous and contemplative album of adaptations of music he has written for films, for classic silent movies, and that he scored for his personal amusement and imagination.

Two CD set of electronic and concrete compositions from German composer Riedl, with recordings from Siemens-Studio for elektronische Musik and Studio for konkrete Musik.

Compositions by Lasse-Marc Riek of the Gruenrekorder label, created from field recordings of sounds in harbors, recorded between 1999 & 2007 in Finland's Bjorkoby and Ostero harbors, and in Germany in Wismar and Hamburg harbors, rich evocations of the sea.

Chris Riggs (Traum/Trauma, Holy Cheever Church, &c.) featuring assemblages of highly abstracted guitar improvisations and silence.

Percussionist Robair placed an Ebow over a street-sweeper blade or a short length of guitar string, and then placed those on the head of a snare drum or floor tom, recording without effects to allow natural rhythms and harmonic modulation to come forth.

Jocelyn Robert's first release on Ambiances Magnetiques in a four-disc set that shows off his solo work and highlights the contributions from other artists who have worked with him through the years.

Electroacoustic composer Jocelyn Robert creates a field recording audio map of locations he's traveled to, to which he applys audio techniques equivalent to a geographer's scaling, removing, enhancing, and adding to a map, in the process creating a journey and a story.

Two passionate studio improvisations from saxophonist Matana Roberts, who lovingly dedicates the album to "those bard(s) of summer...the ideas herein of which I gleaned/interrogated/investigated/celebrated with you..."; subtle, rich, and inspiring.

A beautiful and subtle album presenting 3 extended improvisations from the patient and masterful hands of trumpeter Axel Dorner, violist Ernesto Rodrigues, and alto saxophonist Christine ABdelnour.

Two freely improvised works performed on cello, sine waves, cracklebox, bottle, synth, cornet and objects from the quartet of frequent collaborators Guilherme Rodrigue, David Area Guillermo Torres, and Tomas Gris, a mix of subtle improvisation and subsuming sound.

The trio of violist and label leader Ernesto Rodrigues with acoustic guitarist Neil Davidson and sythn/field recording artist Wade Matthews in erosive, sinister and engrossing improv.

Three tracks of acoustic improv from an understated string quartet that uses extended techniques and the whole of their instruments to make unusual and rewarding music.

The freely improvising quartet of Ernesto Rodrigues, Axel Dorner, Nuno Torres and Alexander Frangenheim recorded this beautiful album of dark sound in Germany in 2014, 3 movements of understated dialog using unexpected techniques in a subtle dialog.

An extended and far-ranging acoustic free improvisation from the trio of Ernesto Rodrigues on viola, Phillip Greenlief on tenor sax, and Tom Wafford on violin, recorded live at the Gallery 1412 during the Seattle Improvised Music Festival of 2006.

A large group under the direction of violinist Ernesto Rodrigues (also on harp, metronome & objects) in 4 extended improvisations of great suspense and tension through sound and silence.

Strings and small percussion imbue this darkly beautiful set of extended improvisations from the Portugese trio of Ernesto Rodrigues on viola, Guilherme Rodrigues on cello, and Monsieur Trinite on small percussion; creative richly open soundscapes with intriguing interventions.

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.

The music of bassist Jason Roebke and his trio of guitarist Matthew Schneider and drummer Marcus Evan is rooted in the leader's solid bass work and the tasteful and informed lyrical freedom of his sidemen, as heard in this live performace Chicago's Hungry Brain.

Percussionist Danielle Palardy Roger's first major solo composition in 13 pieces which is performed by Claude Beaugrand, Jean Derome, André Duchesne, Joane Hétu, Diane Labrosse, and Martin Ouellet.

Berlin based Ambiq (Max Loderbauer (Buchla200e), Samuel Rohrer (drums, Kaos pad, electronics) and Claudio Puntin (clarinets, mallets, electronics)) create electro-acoustic soundscapes pitting unusual electronic voices against acoustic structures.

The subtly complex trio of Richard Sanderson on amplified melodeon, dictaphones & small percussion, Mark Wastell on tam-tam & shruti box, and Matilda Rolfsson on percussion performing an extended improvisation live at The Horse Improv Club, l'Klectic, London.

Odd beats, strange solos, a reggae feel here, an avant-garde jazz angularity there, from Rollerball, a goth-tinged pop band with vocalist Mae Starr leading the quintet through catchy melodies with unexpected twists and turns.

"Texturen" for seven musicians and eight other works from composer Katharina Rosenberger, blending acoustics, electronics and voice in inventive ways, as performed by the NY Wet Ink Ensemble.

The first meeting of AMM guitarist Keith Rowe and pianist John Tilbury after Rowe departed in 2004, a delicate and intricate long improvisation, fascinating dialog between two long-acquainted and innovative conversationalists.

11 short works and a longer "suite" from the duo of Israeli clarinetist Harold Rubin and German bassist Alexander Frangenheim, with electric bassist Mark Smulian making the group a trio on three tracks.

Rydberg was a Swedish physicist with a moon crater named after him, here celebrated by the the duo of Nicholas Bussmann (sampler, electronics) and Werner Dafeldecker (function generator, electronics) in an album blending ambient electronics and muted, guiding rhythms.

An international quartet of electroacoustic improvisers, SQID (Angelica Castello, Mario de Vega, Attila Faravelli and Burkhard Stangl) formed in 2011, using field recordings of sound instruments and objects which they use in live performance to make remarkable audio environments.

Rich string work from Adriana Sa on zither & electronics, To Trips on resonator guitar, and John Klima on electric bass, following graphical scores and using electronics sparingly, in an album that is extremely focused while seeming to ramble in gorgeous ways.

Italian drummer Mirko Sabatini on a solo album that explores different aspects of his instrument's sound and mechanics through interesting improvisation.

The chamber rock 8 piece Saint Dirt Elementary School ensemble in their second release on Barnyard, superb sophisticated compositions reminiscent of L'Ensemble Raye or Conventum.

Guitarist and composer Myk Freedman's little big band, a salon orchestra that's both entertaining and remarkably sophisticated, a playground of styles and ideas.

The piano and vibraphone duo of Sten Sandell and Mattias Stahl in improvisations that borrow from both Sun Ra and contemporary classical such as Cage, Cowell, Xenakis, &c.

Singer/songwriter Julie McGeer leads a band of some of Western Canada's foremost players from the jazz and indie scene including Peggy Lee, JP Carter, Paul Rigby, Cole Schmidt, Darren Parris & Barry Mirochnik in an embraceable album combining jazz, indie pop and folk roots.

6 works from a series of minimal compositions loosely based on the art & writings of Sol LeWitt, performed by the Edges Ensemble: Philip Thomas, James Saunders, Tim Parkinson, Angharad Davies, Stephen Chase & Rhodri Davies.