MATRIXSYNTH: A Magic Pulsewave's STAR SONG - Programmable Optical Disc Based Sequencer


Tuesday, May 30, 2023

A Magic Pulsewave's STAR SONG - Programmable Optical Disc Based Sequencer


video upload by A Magic Pulsewave



http://www.melodyoracle.com

Press release follows:

Taking its cosmic inspiration from star charts and ancient astrolabes, STAR SONG is a rotating optical disc-programmed sequencer with a built-in minimalist synthesizer.

STAR SONG can be used either to play its own built-in pulsewave synthesizer, or in combination with the A.M.P. electronics WAVE EXPANDER (sold separately) to drive external analog and modular synthesizers.

HOW IT IS USED
To create sequences on STAR SONG, the seven translucent rings (orbits) of the optical disc are marked with a marker (included) or opaque tape. The disc is removable and additional discs are sold separately, allowing for indefinite storage of your favorite sequences.

The outer six rings control the tuned note selection and note-on/off sequencing. The innermost ring controls the cut-off frequency for the built-in bandpass filter.

Disc on/off and disc direction are toggled from touch contacts on the front panel, and disc speed is controlled from the central rotary control.

Additionally, there are 1/8" inputs to control rotation speed and rotation direction with an external source.

The addition of WAVE EXPANDER makes the STAR SONG into an incredibly versatile GATE (6 channels) and CV (1 channel) sequencer, as well as providing the STAR SONG’s tuned audio oscillator over five separate octave divisions (four audio and one sub-audio), 12 outputs in all to integrate into your modular system.

Multiple STAR SONG units can be synced by using an external clock signal, and you can even slave STAR SONG to your existing MELODY ORACLE/WAVE EXPANDER combo.

SING THE CYCLES OF THE SPHERES, with STAR SONG, a “revolutionary” new sequencer.


TECH SPECS:
Disc Rotation: 0~15RPM
Panel Controls: Disc rotation on/off, disc rotation rate, disc rotation reverse.
Synthesizer: Quasi-monophonic pulsewave, 8 tuned notes, each with three octaves used in any combination. Sequenced via optical disc.
Tone Filter: Bandpass, optically-controlled.
Audio Output: ¼” LINE (5V p-p)
AMP LINK Output: CAT 5 or 6 w/SHIELDED connector (compatible with WAVE EXPANDER and future AMP accessories only).
Motor Clock Input: ⅛” 0-12V. ON @>7.5V
Disc Direction Input: ⅛” 0-12V. CW @>7.5V
DC input: 15VDC, 2.1mm, tip positive (US adapter included)


STAR SONG MSRP: $456
EXTRA STAR SONG DISCS MSRP: $13
WAVE EXPANDER MSRP: $321

2 comments:

  1. Or you could make something out of a $5 record player from the Goodwill and some ten cent optoisolators.

    ReplyDelete
    Replies
    1. @gridsleep looking forward to you doing that. Let us know how well it works. 👍

      Delete

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