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Crumar Spirit User Manual

Crumar Spirit
31 pages
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spirit
OWNER'S
MANUAL
BY TOM RHEA
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sound
design
for
the
creative
musician
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Crumar Spirit Specifications

General IconGeneral
SynthesisSubtractive
Year released1983
TypeAnalog
Oscillators2 per voice
WaveformsPulse, sawtooth, square
Filter24dB/octave low-pass
LFOTriangle, square
EnvelopesADSR for filter and amplifier
ModulationLFO to oscillators and filter
ConnectivityAudio Output, CV/Gate inputs/outputs
ControlsKnobs and sliders for parameters

Summary

Audio Hookup

Getting a Sound and Tuneup

Initial Setup Steps

Guide for the initial sound check and tuneup process.

Sound Adjustment

Tuneup Procedure

Detailed steps for tuning the Spirit synthesizer for optimal pitch accuracy.

Sound Creation Techniques

Sound Sources

Oscillator Synchronization

Sync Sound Exploration

Learning to create sync sounds by linking oscillator B to oscillator A.

Sample and Hold Function

Sample and Hold Modes Exploration

Exploring the Sample & Hold function and its routing options via MOD X.

Arpeggiator Function

Mod X Arpeggiator Exploration

Using the arpeggiator to create sequences and exploring its modes.

Noise as Sound Source

Noise Scale Exploration

Utilizing noise generator for unique sounds, including pitch tracking via filters.

Modulation Sources

MOD X and SHAPER Y Functionality

Explaining MOD X as an LFO source and SHAPER Y as an envelope generator.

Synthesizer Functions Overview

Control System

Modulation and Envelope Controls

Details on MOD X, SHAPER Y, Filter Envelope, and Loudness Envelope controls.

Control Descriptions

Tone Oscillators Explained

Explains Master Tune, Master Octave, and Oscillator waveforms for sound generation.

Audio Mixer and Oscillator B Tuning

Filter Section Details

Filter Mode Specifics

Filter Resonance and Tracking

Envelope Generation and Timing

Arpeggiator and Shaper Y

Keyboard Operation

Rear Panel Connectivity

External Inputs and Outputs

Details external gate, pitch, and audio inputs, plus keyboard/pedal connections.

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