Sujet Qu'est ce qu'un expandeur ?

Citation : Définition détaillée de Expandeur Expandeur
Un synthétiseur est composé d'un clavier de contrôle (clavier maître) et d'un générateur sonore. L'expandeur se limite à cette deuxième partie, la source de contrôle étant un clavier maître ou un synthétiseur externes, ou encore un séquenceur MIDI

Citation : Au fait j'oubliais, si c'est pour me dire d'utiliser la fonction rechercher ce n'est pas la peine de venir.

Citation : General Features
The Moog PianoBar turns an acoustic piano into a MIDI controller. It consists of:
The Scanner Bar
The Pedal Sensor
The Control Module
The Library Card
and
A Carrying Case

Scanner Bar
The Scanner Bar rests on the piano's cheekblocks against the fallboard. It sits slightly above the piano's keys, without touching them.
Dimensions: 50 1/4" x 2 1/2" x 7/16"
Weight: 8 lbs.
Features:
- Connects to the Control Module with a 6-foot detachable cable (provided).
- Detects the motion of the piano's keys when they are played.
- Detects the Velocity of the piano key's motion.
- Sets up and calibrates in 5 minutes or less. No special expertise required.
- adjustments for height and key spacing to accomodate a wide variety of 88-key acoustic pianos.
- requires flat cheek blocks of at least 1" in width.


Pedal Sensor
Rests underneath the piano's pedals.
Dimensions: 10" x 3" x 3/4"
Weight: 1/4 lb.
Features:
- Detects the use of the Sustain and Soft Pedals.
- Connects to the Control Module with a 15-foot detachable cable (provided).

Control Module
As the brains of the PianoBar, the Control Module receives information from the Scanner Bar and Pedal Sensor and turns it into MIDI data.
Dimensions: 9" x 5" x 3"
Weight: 2 lbs.
Power Requirements: +12VDC, 830 mA; Center-positive barrel connector.
Connections:
(2) 1/4" Audio Outputs
1/8" Headphone Output
MIDI In and Out
(3) Expression Pedal Inputs
Library Card Slot
ScannerBar and Pedal Sensor Inputs.
Features:
- Translates the motion of keys and pedals to MIDI
- Transmits and Receives on up to 16 MIDI channels.
- Internal Sound Generator features a General MIDI 2 sound set: 64 voice polyphony; 16-part multitimbral; 300 high quality sounds.
- 100 Setups: 60 user, 20 card, 20 factory. Setups configure the 16 MIDI channels: sound, volume, MIDI routing, Zones, velocity curve, pan, transpose and effects.



Library Card
Memory device and spacer for Scanner Bar Setup.
Dimensions: 1" x 1 1/2" x 1/4".
Weight 2 oz.
Features:
- Stores up to 20 Setups.
- Used as a spacer to quickly set the correct height of the Scanner Bar.


Carrying Case
Dimensions: 52 1/4" x 16 1/2" x 4"
Weight (including PianoBar components): 16 lbs.
Features:
- Rugged Molded Case for easy transport of Moog PianoBar components.