Austrian composer Peter Ablinger wrote this study, which is not intended for live performance, using a violin performing a slow glissando over one octave, here performed by violinist Johnny Chang, the recording then composed in the studio as a proportion canon, virtually layering 16 violins in a study displaying the harmonic interactions of that single glissando.

Recordings from 3 days of live performances in May, 1984 at the Institut de Recherche et de Coordination Acoustique/Musique (IRCAM) in France, using AACM legend and computer music innovator George Lewis' interactive virtual improvisor sytem Rainbow Family in virtual duo, trio and quartet settings with Douglas Ewart, Joelle Leandre, Derek Bailey & Steve Lacy.

Acoustic and sublime minimal acoustic improvisation with an emphasis on strings from the Portuguese quintet of Ernesto Rodrigues on viola, Miguel Almeida on acoustic guitar, Andre Lanca on electric guitar, Bernardo Alvares on double bass, and Felice Furioso on percussion, performing live during the Small Format Materials Festival at Galeria Monumental, in Lisbon.

Composer Andrew Lafkas' large ensemble piece with performers including C. Spencer Yah, Ron Stabinsky, Barry Weisblat, Sean Meehan, Ben Owen, &c. is a meditative work intended for live performance, this album the 2nd of 3 performances, a brooding and resonant rendering of rich and subtle detail that evolves over 70 minutes, carrying its listeners in a profound revery.

Two hauntingly beautiful works in microtonal composer and violist Catherine Lamb's "Prisma Interius" series, the first a duo with violinist Johnny Change and Xavier Lopez on the "secondary rainbow synthesizer", which channels the sound outside of the performance space as a generator of ambient sound; then a sextet of strings and winds with two secondary rainbow synthesizers.

A conceptual performance piece from Christina Kubisch, composed and recorded between 1974-84 while in Italy, including a NY performance recorded by Phill Niblock, realized with Arturo Morfino on drums, guitar & objects and Fabrizio Plessi gargling water; an unusual, engrossing and excursive work integrating electronics, field recordings, wind instruments and voice.

This 1983 Saturn Research LP presents two sides of the Sun Ra Arkestra, the first side with the 80's classics "Nuclear War" along with "Retrospect" and "Makeup"; the second side presenting the extended and more experimental "A Fireside Chat with Lucifer", a 20 minute well balanced, open framework that allows for both melodic soloing and extended free exchanges.

AACM legend Muhal Richard Abrams was commissioned by Philadelphia saxophonist Bobby Zankel to compose for Zankel's large ensemble Warriors of the Wonderful Sound, this monumental piece premiered in 2012, but only in 2018 was a 2nd performance possible, conducted by Marty Ehrlich and receiving 2 standing ovations, the band recording this studio version the next day at Drexel University.

A gorgeous and sinuous album of piano and voice from Portuguese pianist Joana Sá, using preparations and props to accompany the incredibly illustrative voice of Greek vocalist Savina Yannatou, whose profound skills create a sense of mystery and narrative that surpasses language and intent, creating something uniquely fragile yet fiercely alluring.

Drummer Joao Lobo's trio with guitarist Norberto Lobo and double bassist Soet Kempeneer perform the drummer's dynamic compositions, along with one traditional works, a tight trio of highly interactive playing and a sense of familial interplay as the band weaves around Lobo's layered drumming and emphatic grooves, taking time for introspection among their energetic spontaneity.

Three heavy "Concept" pieces of electric jazz from the quartet of Lisbon saxophonist José Lencastre, electric bassist Felipe Zenicola (from Rio de Janeiro, Brazil), drummer João Valinho and Jorge Nuno, a guitarist generally associated with psychedelic rock, as the band slowly seethes through a brew that flirts with rock and 70s fusion in unique ways.

A rich and lyrical album of solo piano improvisation from Lisbon-based Portuguese pianist Luísa Gonçalves, improvised yet merging elements of contemporary compositional music into beautiful and graceful forms that she reveals in a contemplative and pensive mood, savoring her notes and progressions while allowing melody to come forward in sophisticated ways.

A compilation of compositions for conventional, acoustic, musical instruments, performed through synthetics and computer processing as an album of electronic music, composed by Lisbon based sound and media artist André Gonçalves, each of 9 parts simply titled "Instrumental", and each a fascinating microcosm of kinetic, synthetic-acoustic potential.

Seriously joyful and consequential "avant-garde party music" from the Norwegian Cortex quartet of Ola Hoyer on double bass, Gard Nilssen on drums & percussion, Kristoffer Berre Alberts on saxophone, and Thomas Johansson on trumpet, in their 6th album of irresistible, upbeat free jazz.

Self-described as Scandinavian jazz rock noir, the Chrome Hill quartet of Asbjorn Lerheim on baritone guitar, Roger Arntzen on double bass, Torstein Lofthus on drums & vibraphone, and Atle Nymo on tenor saxophone, present a dramatic album of contrasts inspired by cinematic and musical moods, merging elements of folk, Delta blues and cowboy rock into their darkly cool sound.

The Norwegian trio Ballrog, which started as the duo of Klaus Ellerhusen-Holm on clarinet and Roger Arntzen on double bass, then expanded with guitarist Ivar Grydeland, who is replaced by guitarist David Stackenäus, a perfect choice for the lyrical chamber approach of intertwining lines and fluid melodic statement, with a sense of "free chamber americana"; beautiful.

New York and Chicago string improvisers combine for an album of dense abstractions through individual lines that weave between the two players, briefly combining then moving off to independent methods, as guitarist Joe Morris and cellist Tomeka Reid meet in a Brooklyn studio to record ten improvisations, including one each dedicated to their home cities.

Recorded during Sabu Toyozumi's first collaboration with Rick Countryman in 2017, this album features music from the same nights that produced Jya-Ne and Center of Contradiction: 6 tracks from an August 11th quintet performance with voice and trombone, and electric bass; plus 2 tracks from the following night in a trio format with acoustic bass.

Remarkably remastered recordings of Charlie Parker's quintets from 1945-49, performing live at Carnegie Hall, Royal Roost, & Town Hall with configurations of Miles Davis, Dizzy Gillespie, Kenny Dorham, Red Rodney, Don Byas, Al Haig, Max Roach, Roy Haynes, Kenny Clarke, Tommy Potter & Curley Russell, allowing us to re-live the consistent brilliance of the leader and his sidemen.

Their first proper vinyl release since forming in 2008, this studio album recorded in Berlin finds Berlin saxophonist and electronic artist Bryan Eubanks, double bassist Andrew Lafkas, and NY drummer & cymbal player Tod Capp in an extended and dark improvisation, with Catherine Lamb's "secondary rainbow synthesizer" interacting and filtering their work as a 4th member.

The first meeting between the Austrian duo of bass clarinetist Susanna Gartmayer and Christof Kurzmann, here using ppool software, voice and rubber band, creating 4 elusive and immersive works that float somewhere in the void between experimental electronics, improvisation and song, creating diaphanous tension and mysterious environments; spellbinding.

Chicago multi-percussionist Kahil El'Zabar composes, arranges and conducts a tour de force musical testament to speak about the turbulent issues in America and the world today, as well as his hopes and love for a better tomorrow, in a 12-piece ensemble including Hamiet Bluiett, Tomeka Reid, Corey Wilkes, Dennis Winslett, and the James Sanders String Quartet.

Composer and guitarist Jason Schimme of Secret Chiefs 3 steps out on his own with a set of effusive and irresistible compositions for a large ensemble of primarily West Coast musicians, his works blending a wide variety of traditions and styles, from blues, jazz and surf rock to Balkan folk, shifting quickly within each piece in nimble and clever ways.

Acoustic and sublime minimal acoustic improvisation with an emphasis on strings from the Portuguese quintet of Ernesto Rodrigues on viola, Miguel Almeida on acoustic guitar, Andre Lanca on electric guitar, Bernardo Alvares on double bass, and Felice Furioso on percussion, performing live during the Small Format Materials Festival at Galeria Monumental, in Lisbon.

CREASE IN SLEEVE, CDS FINE

The debut of the Chicago quartet of Dave Rempis on alto, tenor & baritone saxophones, Jason Adasiewicz on vibes, Joshua Abrams on bass and Tyler Damon on drums, recorded after a year of performances to develop their propulsive and expansive force, as heard in this concert at Elastic Arts, which was also the last of the weekly Thursday night series Rempis curated for 21 years.