Fm - continued: input types, Carrier, Modulator – Tiptop Z3000 Smzrt VCO User Manual

Page 15: Tipt p

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FM - Continued: Input Types

The Z3000 is equipped with two exponential FM inputs

and one linear FM input. The FM1 and FM2 jacks are

exponential but FM2 is summed with the Linear FM

input and, as such, share the FM knob.

Generally speaking, when employing FM theory, linear

modulation provides the only true form of modulation

and has more predictable results and produces less

inharmonic material than exponential FM does.

To implement a basic FM patch, plug the sine wave

from one Z3000 into the Linear FM input of a second

Z3000. Frequency modulated sounds become more

complex as more modulators and carriers are added

to a patch, whether in series or in parallel. Pairs of

modulators and carriers are called “operators” and

usually include VCAs and envelope generators to

dynamically vary the modulation index over time.

(Continued...)

MIN

MAX

MIN

MAX

LOW

HIGH

SYNC

HSM

1V/Oct

1V/Oct

Linear FM

INPUT

PWM

FM 1

LOW

HIGH

Hz

Oct

FM 2

INPUT

CV IN

INPUT

CV IN

CV OUT

INPUT

INPUT

+

+

+

+

EXT IN

FREQUENCY/NOTE/OCTAVE

Tipt p

A u d i o

Z 3 0 0 0

Z 3 0 0 0

Smart VC-Oscillator

FREQUENCY

FINE TUNE

PULSE WIDTH

PWM

FM

MIN

MAX

MIN

MAX

LOW

HIGH

SYNC

HSM

1V/Oct

1V/Oct

Linear FM

INPUT

PWM

FM 1

LOW

HIGH

Hz

Oct

FM 2

INPUT

CV IN

INPUT

CV IN

CV OUT

INPUT

INPUT

+

+

+

+

EXT IN

FREQUENCY/NOTE/OCTAVE

Tipt p

A u d i o

Z 3 0 0 0

Z 3 0 0 0

Smart VC-Oscillator

FREQUENCY

FINE TUNE

PULSE WIDTH

PWM

FM

modulator

carrier

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