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Specifications, Input characteristics output characteristics – Yamaha GC2020C User Manual

Page 11

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8

Specifications

GC2020C Compressor/Limiter Owner’s Manual

Specifications

Input Characteristics

Output Characteristics

In these specifications, when dB represents a specific voltage, 0 dB is referenced to 0.775 Vrms.

XLR type connectors and phone jacks (TRS) are balanced. (T=HOT, R=COLD, S=GND)

Sensitivity is the level required to produce an output of +4 dB (1.23 V).

Frequency Response

0

+1

dB 20 Hz— 20 kHz @+4 dB

Link

OFF/ON

Total Harmonic Distortion

Less than 0.05% (THD + N)

20 Hz — 20 kHz @+4 dB

Controls
(per CH.)

Input Level, Output Level,
Exp. Gate (with ON/OFF switch),
Comp. Ratio, Threshold Level,
Attack Time, Release Time,
Comp switch

Hum & Noise (Average,
Rs=600

) (Measured with

BPF 20 Hz — 20 kHz)

–85 dB

Power
Consumption

20W

Compression Ratio

1 : 1 —

: 1

(Maximum limiting 32 dB)

Power
Requirement

USA and Canada
120 V 60 Hz
GENERAL
230 V 50 Hz

Compressor/Limiter
Threshold Level

+20 dB — –35 dB
(Input Control at 0 : +20 dB — +5 dB)
(Input Control at 5 : +20 dB — –20 dB)
(Input Control at 10 : +5 dB — –35 dB)

Dimensions
(W

×

H

×

D)

480

Ч

49.4

Ч

246mm

Expander Noise Gate
Threshold

+0 dB — –80 dB
(Input Control at 0 : 0 dB — –40 dB)
(Input Control at 5 : –25 dB — –65 dB)
(Input Control at 10 : –40 dB — –80 dB)

Weight

3.2kg

Attack Time

0.2 ms — 20 ms

* Measurement conditions

Link switch ............................ OFF
Input Level ............................ 5 (center)
Output Level ......................... 5 (center)
Exp. Gate .............................. switch OFF
Comp. Ratio.......................... 1 : 1 (minimum)
Threshold Level ..................... 0 (minimum)
Attack Time........................... 0.2 ms (minimum)
Release Time ......................... 50 ms (minimum)
Key switch............................. INT

Release Time

50 ms — 2.0s

Gain Reduction

5 Segment LED Meter

Peak Indicators

Red LED on each channel lights up when
the output signal is 3 dB below clipping.

Signal Indicators

Green LED on each channel lights up

when the output signal is 17 dB below
the nominal level.

Connection

Actual Load

Impedance

For Use With Nominal

Sensitivity

Input level

Connectors

Nominal

Maximum Before

Clipping

INPUT

15 k

600

Lines

+4 dB (1.23 V)

+4 dB (1.23 V)

+20 dB (7.75 V)

XLR-3-31 Type

Phone Jack

Connection

Actual Source

Impedance

For Use With

Nominal

Output Level

Connectors

Nominal

Maximum Before

Clipping

OUTPUT

150

600

Lines

+4 dB (1.23 V)

+20 dB (7.75 V)

XLR-3-32 Type

Phone Jack

–3