netOper@ Contributors


Sylvia Leidi The Waves of the Wreck of the Deutschland by Gerard Manley Hopkins movie 

Barbara Asproni   images

Giuseppe Randazzo  Lastraluna image

  Manuela Corti  Web Land  image

Reiner Strasser   Ridi   sound and text

Yvonne Carter  images

Marketta Leino   image

Phil Jackson  images    sounds: Fractal Opera Z HorizonEvent QuasiFractal Jazz

John Dunn  Collagen1   sound MP3

Marcella Chelotti   images

Marcello Mazzella  image

Giovanni Saini  images

Caterina Davinio   image

Marco Cavicchioli   Little Moment   sound

Elias Rodrigues de Oliveira   fem4f  image

Steven Marton     image

Richard Arfsten    images

bpk#3 sounds    God- Redchef-Sound

Allen H. May    soundEffects 

David Camp  Priestess  image

Secular Hypnosis sample2  sound

Pietro Grossi sounds

Robert Downing   image 

Per Ola Juusola  Tatatata  sound - Image

Giampaolo Guerini   Impossible spacescape  sound  

Slawek Wojtowicz image

Ren Schroeder BigBrother image - sound Acid00

Giovanni Cavallini--images--

 Lee Roskin images

Chris Boucher    image

Brad Brace     isbn project-ascii

Suely Farhi     movie-desejo

This project was live from 1997-2002

Interact_section (Macromedia Flash)


> allegro

> andante

> lento

> vivace

> moderato

> largo

> allegretto



is an new interactive work for the Web from Italian composer Sergio Maltagliati and Pietro Grossi,

on-line from 1997. The interactive work will be presented simultaneously in real and cyberspace.

The Opera is an audio and visual work, and you are invited to participate by contributing original audio/visuals...

"If you want to express your ideas, experiences, and feelings in music and images, you can help to create the Opera."


is looking for audio and visual contributions from online participants.

Material submitted may be incorporated into the Opera performances as well as in future on-line versions of the Opera.

If you have a still or animated visual, or sound file not larger than 500k, you are welcome to contribute it to this public collage.

You can send your original sound and image files attached to email to:<>

The Interact_section______________contains netMusical Instruments for home use and for direct participation in the live Opera.

You can download the necessary program files and run interactive visual interfaces to music and sound on your home system.

You can also send data from your own performance directly to the Net Opera live performances -- live, physical performers will

stop periodically to invite virtual Internet performers to take over...

"We encourage all of our Web audiences to participate in as many ways as they can."

During the performances, you can access the netOper@ site and play a net Instrument (with a visual interface, music, and sound).

Your performance will be sent to the Net Opera servers, where it will be processed in real time and performed for a live audience.

More information

about the netOper@ can be found at the Web site, plus Net instrument downloads, mailing list to receive information on

developments and upcoming performances, contact, etc......

1963, Grossi's laboratory (named S2FM, acronym for "Studio di Fonologia Musicale di Firenze") in Via Capodimondo, Florence.

INVITATION realized by Pietro Grossi for the evening January 27 th 1997

to the presentation of the work (and execution of netOper@) of Sergio Maltagliati

in the street Capodimondo, Florence.