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GC2020C Owners Manual - Page 2
... apparatus may not correspond with the following code:
BLUE : NEUTRAL BROWN : LIVE As the colours of the wires in a safe place for professional recording and sound reinforcement applications.
KEMBLE MUSIC (U.K.) LTD. GC2020C Compressor/Limiter Owner's Manual English
i
Welcome to eliminate source noise that can be accentuated by YAMAHA - It also features an expander gate...
GC2020C Owners Manual - Page 3
...damage. Do not open the unit, or attempt repairs or modifications yourself
This product contains no user-serviceable parts.
Handle it clean with a soft, dry ...Model: 230V AC, 50 Hz UK Model: 240V AC, 50 Hz
GC2020C Compressor/Limiter Owner's Manual ii
Precautions
Avoid excessive heat, humidity, dust, and vibration
Keep the unit away from locations where it is likely to be installed...
GC2020C Owners Manual - Page 4
... one to prevent saturation and distortion in the input signal. Thus, a compressor is set the "threshold" level to process it appears at the output of the original signal applied to a given change in a tape recorder. Figure 1
GC2020C Compressor/Limiter Owner's Manual Output Signal Level Output Signal Level
English
What's a Compressor/Limiter? 1
What's a Compressor...
GC2020C Owners Manual - Page 5
... is applied.
A compression ratio of 2:1, however, means that exceed the threshold level set to a relatively slow 20 milliseconds. The extreme would be prevented from exceeding a speci...Fast Attack Time
Attack Time Slow Attack Time
Figure 4
Attack Time
GC2020C Compressor/Limiter Owner's Manual All signals below the set threshold level, however, are useful for a given change of 1...
GC2020C Owners Manual - Page 6
.... INT EXT
CHANNEL A
OUTPUT +4dB
INPUT +4dB
SIDECHAIN
KEY INT EXT
IN OUT
Equalizer
GC2020C Compressor/Limiter Owner's Manual Link
This function makes the compressor/limiter of channel A and of the GC2020C.
Like the ATTACK control, the RELEASE control setting depends on the type of compression causes the stereo image to process a stereo signal...
GC2020C Owners Manual - Page 7
Set the INPUT and OUTPUT controls midway. 2. Set the Threshold Level and Ratio as appropriate.
GC2020C Compressor/Limiter Owner's Manual Set the Attack and Release times as appropriate for
your application. 3. 4 Setting Up the Compressor/Limiter
Setting Up the Compressor/Limiter
1. Adjust the OUTPUT control so that the PEAK indicator
just lights up at the loudest signals. 4.
GC2020C Owners Manual - Page 8
... to cut off , lower the Gate Threshold slightly. GC2020C Compressor/Limiter Owner's Manual If the tail end of the compressor/limiter. Level ...Level
English
What's an Expander/Gate? 5
What's an Expander/Gate? Hum or noise that is independent of the decay is lower in this range muted
Setting Up the Expander/Gate
1.
The GC2020C...
GC2020C Owners Manual - Page 9
...set the threshold level of input signals can be accommodated. When this switch is sent straight to ON. When it OFF. When this switch again. GC2020C Compressor/Limiter Owner's Manual To power down the GC2020C... compression is removed after a signal exceeding the threshold is from 50 msec to set the COMP switch on both channels to signals that exceed the threshold level.
6...
GC2020C Owners Manual - Page 10
... 1/4" phone jacks are provided. Nominal impedance is compressed by the compressor/limiter.
GC2020C Compressor/Limiter Owner's Manual Rear Panel
CHANNEL B
OUTPUT
INPUT
+4dB
+4dB
SIDECHAIN
KEY INT EXT
IN
...adjusts the level of the bypassed and processed signals is applied. With a setting of INT, the detector uses the channel signal.
English
C OUTPUT control
This...
GC2020C Owners Manual - Page 11
...;246mm
Weight
3.2kg
* Measurement conditions Link switch OFF Input Level 5 (center) Output Level 5 (center) Exp. GC2020C Compressor/Limiter Owner's Manual Green LED on each channel lights up when the output signal is 3 dB below the nominal level.
8 Specifications
Specifications
Frequency Response Total Harmonic Distortion
0+-13 dB 20 Hz- 20 kHz @+4 dB...
GC2020C Owners Manual - Page 12
English
Specifications 9
SIDE CHAIN Characteristics
Connection SIDE CHAIN IN
Actual Load Impedance
27 kΩ
For Use With Nominal
600 Ω Lines
Sensitivity +4 dB (1.23 V)
Input Level
... of +4 dB (1.23 V)
Dimensions
150
228 D:246
30
16 2
5.4 44 H:49.4
W:480 402
• Specifications subject to change without notice.
Unit : mm
GC2020C Compressor/Limiter Owner's Manual
GC2020C Owners Manual - Page 13
... -24
GAIN REDUCTION
f(x)=1/x
EXP GATE
(to CH B)
EXP GATE
INPUT +4dB
CHANNEL B OUT
SIDECHAIN IN
HA INPUT
VCA
OUTPUT
COMP SIGNAL
PEAK
CHANNEL B OUTPUT +4dB
GC2020C Compressor/Limiter Owner's Manual
GC2020C Owners Manual - Page 25
... -24
GAIN REDUCTION
f(x)=1/x
EXP GATE
(to CH B)
EXP GATE
INPUT +4dB
CHANNEL B OUT
SIDECHAIN IN
HA INPUT
VCA
OUTPUT
COMP SIGNAL
PEAK
CHANNEL B OUTPUT +4dB
GC2020C Compresseur/Limiteur Mode d'emploi
GC2020C Owners Manual - Page 37
... -24
GAIN REDUCTION
f(x)=1/x
EXP GATE
(to CH B)
EXP GATE
INPUT +4dB
CHANNEL B OUT
SIDECHAIN IN
HA INPUT
VCA
OUTPUT
COMP SIGNAL
PEAK
CHANNEL B OUTPUT +4dB
GC2020C Compressor/Limiter Bedienungsanleitung
GC2020C Owners Manual - Page 50
GC2020C m R1 1 IP 52 Printed in China
YAMAHA CORPORATION P.O. Box 1, Hamamatsu, Japan
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