Both volumes of trumpeter Bobby Bradford and clarinetist John Carter's remarkable concerts from 1979 in Los Angeles and 1982 in Worcester, MA, dramatically improved audio quality from their original issue.

These 1979 duo concert performances from violinist Nigel Coomes and pianist Steve Beresford were generally considered at the time to be the most significant advance in violin & piano music for around 200 years.

A free duo between trombonist Patrick Crossland and double bassist Alexander Frangenheim, recording 12 short dialogs in the studio in Berlin, demonstrating great communication between these players as they perform in technical, unusual, and lyrical ways.

Four masterful improvisers - Axel Dorner (trumpet), Andreas Willers (acoustic guitar & electronics) and Achim Kaufmann (piano) - performing as the .AAA. trio, and then each presenting a solo work, demonstrating their incredible music skills together and alone.

Lithuanian sound and industrial artist Gintas K (Gintas Kraptavicius) in an album of abstract electronics composed on the computer, 11 tracks of burbling and glitching sound.

Swiss accordionist Hans Hassler in his 2nd Intakt release, incorporating Swiss folk music, jazz, film music, free improvisation and classical interpretation in a band with Gebhard Ullmann on bass, Jurgen Kupke on clarinet, and Beat Follmi on percussion.

Composer Martin Iddon in a work of new conceptual modes of music making, with a ritualistic approach building strange sounds and stange actions in dense layers and intense timbres that demand a unique physicality from the player.

Three Swiss improvisers - Hans Koch on bass clarinet, Alexandre Bable on percussion, and Gaudenz Badrutt on electronics - in an inventive and exceptionally well-balanced 7 part suite of tonal work, quick interplay, and extended techniques.

The second volume of Steve Lacy's solo soprano saxophone concerts, starting off with the three short versions of Billy Strayhorn tunes which opened his first solo concert at Avignon in 1972.

The 8-piece collective improvising group of Patricia Bosshard (violin), Laurent Bruttin (clarinets), Yannick Barman (trumpet), Jean-Jacques Pedretti (trombone), Vinz Vonlanthen (guitar), Dragos Tara (bass), Cyril Bondi (percussion), Christophe Berthet (sax).

Bassist Matthias Bauer and Maria Lucchese on theremin, zither, didgeridoo, launeddas, oceandrum, and gong, perform free improvisation with Bauer providing a solid melodic foundation which Lucchese punctuates and expands in unique and surprising ways.

Using an alto saxophone where the original mechanisms have been replaced with water, gas & compressed air taps, saxophonist Sergio Merce can microtonally move the tuning of any note and create multiphonics, allowing him to play several sonic layers while using circular breathing.

The trio of Tomas Korber on guitar & electronics, Christian Weber on double bass, and Christian Wolfarth on drums and percussion, unique electroacoustic improv recorded in the studio in Zurich, Switzerland.

Norway's younger generation of improvising musicians, acoustic and electronic, perform in percussionist Paal Nilssen-Love's Large Unit from their first EP, a live recording from Molde Jazzfestival 2013.

An excellent dialog using strong dynamics and space from electroacoustic improvisers Ernesto Rodrigues (viola), Anotonio Chaparreiro (electric guitar) and Jose Oliveira (percussion).

Five trees interpreted through electroacoustic improv from the quintet of Guilherme Rodrigues (cello, Gianna de Toni, double bass), Raphael Ortis (electric bass, objects) Christophe Berthet (sax), and Ernesto Rodrigues (viola); mysterious and compelling music.

The rich but understated improvising trio of Ernesto Rodrigues on viola, Nuno Torres on alto saxophone, and Mike Bullock on modular synthesizer, named after the Greek term for wandering stars, an apt description of their balance of space, acoustic, and electronic sound.

Elisabeth Harnik on piano and Udo Schindler on bass clarinet, contrabass clarinet, soprano saxophone and cornet in a free interchange of subtle nuance and strong dynamics recorded live at SALON fur Klang + Kungst in 2009.

The free improvising duo of pianist Manon-Liu Winter and saxophonist Udo Schindler performing at the SALON fur KLANG + KUNST in Kralling, Munich in 2012, an amazing dialog that balances subtle and explosive playing in inventive ways.

Pianist Shipp's long-standing trio with bassist Michael Bisio and drummer Whit Dickey, complex and inspired compositions that makes modern creative approaches to jazz beautifully accessible and essential.

Pianist Aki Takase's Planet Quartet ensemble with clarinetist Louis Sclavis, Dominique Pifarely on violin and Vincent Courtois on cello, a beautiful blend of improvisation and composed work that plays with time, space and sound.

Zorn's Abraxas quartet (Arm Bajakian-guitar, Eyal Maoz-guitar, Shanir Ezra Blumenkranz-bass, Kenny Grohowski-drums) perform a new suite inspired by the magical writings of Giordano Bruno & Alejandro Jodorowski, from minimialist to intense ritual music.

Zorn's sixth quartet is inspired by the hermetic Angelic actions of John Dee and is replete with the procedures of distillation, calcination, crystallization, sublimation, purification, rotation as well numerology, prayers, canons, contrapuntal complexity, &c.

The quartet of Cosottini, Melano, Pisani, Miano (EAQuartet Electroacoustic) in compositions referring to the 4 cardinal map points using graphic scores, games, open readings, &c.

Guitarist Jason Ward takes the listener on a journey in sound through dark looping structures and hypnotic approach.

Having worked together in many projects for many years, this is the 1st trio record from Montreal improvisers Jean Derome, Malcolm Goldstein & Rainer Wiens, six free studio improvisations showing the subtle and sophisticated dialog that such long association yields.

A live performance at Judson Church in Manhattan as part of the 20th Vision Festival from the NY/France free improvising trio of Joelle Leandre on double bass, Mat Maneri on viola, and Gerald Cleaver on drums and percussion, two tracks of steadily building, incredibly compatible dialog.

Unusual instrumentation and interaction from the trio of percussionist Mike Goyvaerts (Canaries on the Pole), saxophonist Jeffey Morgan (releases on Headlight, Konnex) and EMS synthesist Willy Van Buggenhout.

Roman philosopher Titus Lucretius Carus named "Clinamen" the unpredictable (in time and space) swerve of atoms falling in the void, which aptly describes the unexpected directions taken in subtle free improvisation from this French trio, led by bassist Louis-Michel Marion, with Jacques Di Donato on clarinet, and Philippe Berger on viola.

Live recordings at LOFT in Cologne, Germany from the trio of George Wissel on prepared saxophone, Achim Tang on doublebass, and Simon Camatta on drums & percussion, performing seven "Movements" that use prodigious technique with reserve and direction, revealing the structure of their work as the pieces build and recede in fascinating ways.

The Second in a series of split discs highlighting the experimental music scene in Berlin, presenting a solo work by Annette Krebs, and a powerful duo for voice and electronics by Christian Kesten and Mark Trayle."

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.

Three strange and wonderful sound pieces from the Chicago-based duo of Noe Cuellar and Joseph Clayton Mills, commissioned to make music from objects found in the basement of a local thrift store, evoking a sense of the lives embedded in those objects.

"Alba" (Portugese for "white") presents 4 improvisations by Ernesto Rodrigues on viola, Louis Laurain on trumpet, Guilherme Rodrigues on cello and Ricardo Guerreiro on computer, slowly building subliminal works of subtle dialog using extended techniques and white noise.

The quartet of Andreas Backer on voice, David Stackenas on guitars, Joe Williamson on bass, and Stale Liavik Solberg on drums & percussion, for open-minded, improvised chamber music focusing on interaction, textures, dynamic variations and timbre.

Violist Ernesto Rodrigues and Ricardo Guerreiro on computer are joined by saxophonist Bertrand Gauguet for two improvisations of subtle & rich sound work: intertwining sax breathing, intense sonic pressure, and long string tones developing beautiful audio environments.

A split 7" release between Cremaster (Alfredo Costa Monteiro (electronics) and Ferran Fages (feedback mixing board and electroacoustic devices); and the Komora A trio of Karol Koszniec (electronics), Dominik Kowalczyk (laptop) and Jakub Mikolajczyk (modular synth).

The electroacoustic improvising quartet of guitarist Peter Alexius, drummer Joe Herteinstein, Joker Nies on raw electronics, and Sebastian Grammss on spacebass, in 9 tracks that run the gamut from groove-based intensity to open dialog using unusual voices.

The improvising string duo of stalwart London improvisers, Daniel Thompson on acoustic guitar and Phil Durrant on the octave mandola, are heard in two settings of texturally rich, intricate interactions, first at Cafe OTO in 2022 for an extended improvisation, then at Cable Street Studios two months later for six succint, impressively diverse dialogs.