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GC2020BII Owners Manual Image - Page 2
... of a Yamaha GC2020BH 2-Channel Compressor! Wipe off the power of all related equipment before attempting to the unit. Further, the GC2020BH offers all equipment connected to the terminal which ismarked with the letter N or coloured BLACK.
The GC2020BH is a high-performance 2-channel compressor!limiter that can be connected to the GC2020BII matches this...
GC2020BII Owners Manual Image - Page 3
...Generally, a compressor is kept within the limits of the output signal. Specifically, in a situation where the dynamic range of the input signal would set the "threshold" level to 0 dB-... equipment, without adding distortion to the input. COMPRESSION AND LIMITING
The GC2020BII is quite different. Though both compression and limiting work on basically the same principle, the actual effect is...
GC2020BII Owners Manual Image - Page 4
...level are as two separate compressor/limiter units. panel INPUT LEVEL switch
set to --40 dB; O GAIN REDUCTION Meter This 5-segment LED meter indicates how much compression or limiting is sent directly to
pass al l program material. YAMAHA (?._,,)))))
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MODEL OrT2020PE
120V
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YAMAHA CORP MADE IN JAR.%
U.S. & Canadian model
0 POWER Switch Press this switch...
GC2020BII Owners Manual Image - Page 5
...specific value (frequently 0 dB). INPUT center, +20 to -35 dB. All signals below . A compression ratio of 2:1, however, means that the gate is from -19 to -59 dB. The extreme would be compressed/limited according to the settings... channel of the GC2020BII at its center position the THRESHOLD range is open. Gradually rotate the EXP GATE control until this problem disappears.
•...
GC2020BII Owners Manual Image - Page 6
... ATTACK TIME Control Function
Input signal +10dB T r 'Try
Compressed output signal
(No ATTACK) Comp. RELEASE TIME Control Function Input signal +10dB
w p
Output signal (No RELEASE)
7M,\MAN
RELEASE... control adjusts the input sensitivity of the GC2020BII, allowing it to a relatively slow 20 milliseconds. (See Fig. 7) The attack time -setting will compress the initial attack of input signal...
GC2020BII Owners Manual Image - Page 7
...This signal is set so that applied to INPUT
- 20dB
LEVEL
TO Channel 2
VCA
OUT © DETECTOR
IN
THRESHOLD
RECTIFIRE
E G
ATTACK RELEASE
OUT fN
COMP. The amplified signal from the GC2020BII's first audio ... control the gain of either +4 or -20 dB.
• OUTPUT LEVEL Switch
Use this setup, channel 2 will respond to the input signal applied to channel 1, while channel 1 will be...
GC2020BII Owners Manual Image - Page 8
...Comp IN/OUT SW
Controls
Power SW
Link SW (Stereo/Dual Mono) Input Level SW (+4/-20dB) Output Level SW (+4/-20dB)
Power Requirements
U.S. & Canadian model 120V AC, 60Hz
General model...Maximum limiting 32dB)
Compressor/Limiter Threshold ...setting for test. BEFORE CLIP
+4dB (1.23V)
+20dB (7.75V)
-20dB (77.5mV) -4dB (489mV)
CONNECTOR***
XLR-3.31 type PHONE JACK
• OUTPUT SPECIFICATIONS...
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