Yamaha Teleword User Manual

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THE OFFICIAL PUBLICATION

-

OF

THE YAMAHA USERS

--

- -

-

GROUP

-

~TM

'FEBRUARY 1986

Editor

Tom

Darter

Operations

Sibyl Darter

Editorial

Bill Hinely Mark Koenig Phil

Jim Smerdel

Board

Moon

-

- -

-

February

4

1986

DX7

Programming

How

to

use your DX7

Lance Armstrong.

Volume

to

duplicate drawbar organ sounds.

2,

Number

-

2

By

Production

Leslie Bartz Pat Gates Paul Haggard

Chris Ledgerwood

Cheryl Matthews

Joyce Phillips

5

6

7

PORTA--B

A new DX7 voice created by Lance Armstrong.

SPACEMUSIC

A new DX7 voice created by Doug Cooper.

ELECGRAND

A new DX7 voice created by Gregory Emler.

8 BASSTRVIBE

A new DX7 voice created by Kevin M. Bevins.

9 FLUTEMRMBA

A new DX7 voice created

10

12

TELEWORD

The

new TeleWord module turns your CXSM music compu, ter into a complete word,processing/phone,modem system. By

David Lourik.

QX1

Using the control codes.

QXl

by

Kevin M. Bevins.

digital sequence recorder

By

Gary Leuenberger.

to

manipulate MIDI

A

product

GPI

Tom

P.O.

ridge,

AFfERTOUCH lished monthly. Third class postage paid at Long Prairie, MN and additional points SCRIPTIONS: Address subscription respondence TOUCH, P.O. Northridge,

2338.F()S11MU\S11ER: Send form 3579 Box 91323-2338.

2 AFrERTOUCH/Vol. 2 No. 2

of

Editorial

Darter,

Box

CA

of

2338, Northridge,

Services

Director

2338,

North-

91323-2338

is

entry.

SUB-

Free.

to

AFrER-

Box

CA

91323-

to

pub-

2338,

P.O.

cor-

CA

©

form International Corporation.

15

16

18

1986

DX7

to

CX5M

More factors

for the CXSM's internal tone generator.

Voice Conversion

to

Questions

Two

pages

RAM,l

of

questions from readers, with information

cartridges, DX9 voices, and

Final Touch

Hot

tips

on

using the KX88's MIDI Merge function,

trolling TX216 volume from a DX7, and

TX816.

Yamaha International Corporation.

or

by any means, electronically, mechanically, photocopying, recording,

No

part

of

this publication may

use when converting DX7 voices into patches

By

Ken Leivers.

on

QXl

software.

on

con,

on

voicing the

be

reproduced, stored in a retrieval system,

or

otherwise, without the prior

written

or

transmitted in any

permission

of

Yamaha

Frotn The Editor

ELCOME

W

this issue is being mailed just a few weeks after the mailed shortly after this one. system and running, and After track.

this sent answers (who was the first reader lished article) returns with more information DX7

readers is one Touch possible, ing. Read the information on or you!

more here goes:

envelope

mail we have been receiving and the administra, tive articles

Touch! As promised in my last column,

Following

issue

includes a number

in

by

readers,

to

reader questions. Also, Ken Lievers

to

CXSM voice conversion.

As you can see

how

to

contribute a story,

patch

to

AfterTouch.

From

the

though,

so far,

emphasis

If

you

you,

you

must

with

your

costs

involved,

and

addressed, stamped envelope is included.

Also, many

subscription have also requested back issues

TO

ISSUE

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plus a large

from

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of

the things that makes After,

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please consider contribut,

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We

mail

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it

is

obvious

to

one

point

want

unused

enclose a self-addressed, stamped

material!

we

simply

other

material

of

you who write in

#5

Our

information

system

is completely

started

ofDX7

selection

to

contribute a

page

19

hot

tip, program,

want

been

that I need

of

procedure,

material

Due

to

the volume

cannot

unless a self,

of

After,

will

last

month,

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for details

t::>

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back issue requests separately,

indication envelope.

literature International Park, to

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of

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For

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After

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"ATTN:

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Then

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to

Vol.

2 No. 21 AFTER TOUCH 3

Use

Your

DX7To

Duplicate

Draw Organ Sounds.

bar

By

H

organ.

different amplitude rolloff rates for each

bar,

KEYBOARD LEVEL SCALING. All you need

to

AC

Lance Armstrong.

This

first

section

of

this

shows

the

thedr~nofthePmUVB

organ, the

tion

these

put

operators.

wltage outputs

measured

keyboard.

of

the

chart

le.lels

into

range

of

DRWBR

The

the

chart

at

each C of

second

translates

the

D-99

DX7's

PORTA-B

16

5.33 8 77 4 2

2.66

1.66

1.33

' NORMALIZED

16

5.33 8 4 2

2.66

1.66

1.33

one looks like a regular old sine wave, except that it's doing caused wheel output chromatic scale output draw bar pulled out, reveals a certain rolloff rate.

for

perfect for DX7

sec-

operators

out-

duplicated. draw

F1

C3

53

96 66

60 56 38 58 25 24 35

99 68 60 79 62 58 39 60 65 26 25 36

HERE

exactly

The

which

discover

IS A WAY

like

secret

can

be

these

amplitude

to

make a DX7

your

Hammond

lies

in

understanding

duplicated

using

rolloff

the

rates

voltmeter (preferably a digital voltmeter).

The

output

draw

the

by

shaft,

amplitude

The

keyboard

for

each

can

bars

OUTPUT

C4

60 72 76 84 88

84

72 57

58

57

76

51

47

38

61 42

40

29

63

8

13.8

30

TO

87

74 59 58

78

59

48

53 39

63

41

43

30

8

31

14

signal

from a Hammond,

bar

pulled

boogie a little some

out

and

bit.

vibrational

or

by

the

vibrato

will

decrease

up

the keyboard. A plot

versus

level scaling

imitating

draw

have its

of

the DX7, 6

With

and

LEVELS

F4

the

bar,

since

own

roll

of

another

percussion

C5

F5

different

each

off

56 56

35

45

60

23

32

16.6 11.2

13.2

11.8 7

10.2

4.3

9.4

99 FOR THE DX7

0 0 0 0

0 0 0

58

0 36 46

62 33

24

17

12

14

12

0 0

11

4

0 0

10

0 0

one

key

This

is

probably

modes

of

scanner.

as

you

frequency,

on

the

rolloff

operator

rate.

With the drawbars can be DX7

or

a TX7, al19

can

be

duplicated.

C6-

KEY

-MIDI#

96

63 19 38 14

0

66 20 40 15

0 7

0

sound

drawbar

the

draw~

DX7's

is

an

with

pressed,

the

tone

The

play

of

the

for

one

DX7

is

rates

in

the

(DX7 software programs that graphically play

the

keyboard

perfect tool for programming these rolloffs.)

To

find

out

and

levels were, I hooked an

meter

up

to

the

level

what

output

scaling

the

breakpoints,

AC

of

the preamp inside my Hammond. Then, with one drawbar pulled at a time, I recorded the voltage for each C.

On

my

Porta~B,

not

sound

all

those cases I recorded the

the

for through

highest note.

B z

repeats

the

top

three drawbars did

way

up

to

highest

output

On

my Hammond B3, Cz

C2

through

lowest drawbar pulled out. It takes two

a

tors

to

imitate

DX7's capability

After I had

this

effect,

to

5 drawbars.

gathered

the

which

voltage generated a graph for each drawbar, using plot,

which

curves

proved

choosing

6

(linear Calc that the

or

on

my Apple

the

highest voltage level

DX7's

accompanying charts

revealed

the

breakpoints

exponential). I wound

highest

the

to

be a good

to

scale all

output

for a complete

rolloff

visual

and

of

corresponded

level

these various levels.

To

program

hooked

the output. Algorithm of

each operator was programmed

bar

level the to

ratios.

those

voltages

using

draw output until close Without ware, this process

The

PORT duces the of

the drawbars pulled all the way out. To create

other

sound

drawbar change the relative a

tors;

and,

grouping

of

all

of

this

into

AC

voltmeter

#32

The

keyboard level scaling

were

adjusted

across

measured

any

DX7

took

A~B

voice

up

was used, and the pitch

for

the

keyboard

from

the

programming

about an hour.

on

the page 5

of a Hammond

if

you

mixtures,

output

want

you

levels

to

emulate a different

6 drawbars, you will need

gram in the relevant pitch, keyboard level

ing,

and

output

reproducing.

For

me,

levels for the drawbars you are

Use the charts

the

final

test

of

as

a guide.

this pipe the DX7 through a Leslie, via the input the

Hammond

then

the DX7, and try

My

big

couldn'ttell

preamp, play the Hammond and

to

notice any difference.

brother,

who

the

difference.

is a

Jimmy

He

was the Hammond!

~

curves

are

curves,

digital

volt~

out

C,

so

for each C and

B2

with

the

oper~

reduces

one

outputs,

Apple~

curves. These

tool

for

the

curve

type

up

using

Visi~

the voltages

of99.

See

the

listing

the

DX7,

to

the

DX7's

to

match the

and

each

operator

came

Hammond.

soft~

repro~

Porta~B

will

of

the

patch

with 6

need

oper~

to

pro~

seal~

was

on

Smith

though

the

fan,

DX

a

in

I

so to

of

I

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