From mail122@univ-aix.fr Mon Oct 14 09:54:16 1996
    14 Oct 96 12:53:51 +0500
    14 Oct 96 06:29:10 +0500
From: "VERBERKMOES ROBERT" <mail122@univ-aix.fr>
Date: Mon, 14 Oct 96 11:35:56 -0100
X-Popmail-Charset: English
Subject: Yamaha CS-15D specs.

OK... I just picked one of these up a few days ago. Since there's nothing 
in the archives, I thought I'd post the specs.

Yamaha CS-15D Dual Channel Synthesizer

(From left to right on the front panel) :

Output (Line Out) On/Off
Pitch (Global tuning)
Modulation (LFO) Speed
Volume
Channel 2 (VCO 2) Detune
LFO Function selector: sine/square/s & h/repeat

Channel 1 / Channel 2 mix slider

Voice Selector section (Two rows of 15 pushbutton, used to select preset 
voices) :

Channel 1:

Clarinet
Oboe
Flute
Tuba
Trombone
Horn
Trumpet
Wood Bass
Cello
Violin
Clav
Harpsichord
Xylophone
Cosmic 1
Cosmic 2

Channel 2 :

Wood Wind 1, 2, 3
Brass 1, 2, 3, 4
Strings 1, 2, 3
Percussive 1, 2, 3
Cosmic 3 
Manual

Manual Section:

VCO:
Feet Select (32/16/8/4/2)
Wave Mixer (Square to Sawtooth)
Noise Mixer
Pulse Width (50% to 90%)

VCF:
Cut Off Frequency
Resonance
EG Depth
Envelope (A/D/S/R)

VCA:
Envelope (A/D/S/R)

Modulation Section:
Sustain (rotary knob)
Portamento
Brilliance
Pitch Wheel
Modulation Wheel
Modulation (LFO) to: VCO/VCF/VCA

Phone Jack

Rear Panel (left to right):

Line out 1
Line out 2/Mix
Control Voltage Out
Control Voltage In 1
Control Voltage In 2
Trigger Out
Trigger In 1
Trigger In 2

Power On/Off

Dimensions:  
W: 33 5/8"
D: 13 1/2"
H: 5"

Years of production : ?? (Early Seventies)
Comments : Crack it open and get a those trim pots. If you tweak it right, 
the envelopes snap and the filter screams like it's wounded. Preset voices 
are all incredibly cheesy. Anybody have the schematics for this thing?
----------------------------------------------------
Robert Verberkmoes, 14 rue du Quatre-Septembre
13100, Aix-en-Provence, FRANCE
"Le monde entier est un cactus..."  -Jaques Dutronc
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