Specifications; Input Characteristics; Output Characteristics - Yamaha GC2020C Mode D'emploi

8

Specifications

Specifications
Frequency Response
Total Harmonic Distortion
Hum & Noise (Average,
Rs=600 Ω ) (Measured with
BPF 20 Hz — 20 kHz)
Compression Ratio
Compressor/Limiter
Threshold Level
Expander Noise Gate
Threshold
Attack Time
Release Time
Gain Reduction
Peak Indicators
Signal Indicators

Input Characteristics

Actual Load
Connection
Impedance
INPUT 15 kΩ

Output Characteristics

Actual Source
Connection
Impedance
OUTPUT
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).
GC2020C Compressor/Limiter Owner's Manual
+1
0 dB 20 Hz— 20 kHz @+4 dB
–3
Less than 0.05% (THD + N)
20 Hz — 20 kHz @+4 dB
–85 dB
∞
1 : 1 — : 1
(Maximum limiting 32 dB)
+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)
+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)
0.2 ms — 20 ms
50 ms — 2.0s
5 Segment LED Meter
Red LED on each channel lights up when
the output signal is 3 dB below clipping.
Green LED on each channel lights up
when the output signal is 17 dB below
the nominal level.
For Use With Nominal
600 Ω Lines
For Use With
Nominal
150 Ω 600 Ω Lines
Link
Controls
(per CH.)
Power
Consumption
Power
Requirement
Dimensions
(W×H×D)
Weight
* 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
Sensitivity
Nominal
+4 dB (1.23 V) +4 dB (1.23 V)
Output Level
Nominal
+4 dB (1.23 V)
OFF/ON
Input Level, Output Level,
Exp. Gate (with ON/OFF switch),
Comp. Ratio, Threshold Level,
Attack Time, Release Time,
Comp switch
20W
USA and Canada
120 V 60 Hz
GENERAL
230 V 50 Hz
480×49.4×246mm
3.2kg
Input level
Maximum Before
Clipping
+20 dB (7.75 V)
Maximum Before
Clipping
XLR-3-32 Type
+20 dB (7.75 V)
Connectors
XLR-3-31 Type
Phone Jack
Connectors
Phone Jack