TYPICAL PERFORMANCE CURVES
-10
-20
50
V
IN
= -96dBV
V
IN
= -80dBV
3:1
-30
-40
-50
1.2:1
-60
1:1
-70
-80
-90
-100
0
1.5:1
4:1
30
2:1
40
V
IN
= -60dBV
OUTPUT LEVEL (dBV)
GAIN (dB)
20
V
IN
= -40dBV
V
IN
= -20dBV
10
-90
- 80
-70
-60
-50
-40
-30
-20
-10
20
100
1k
10k
20k
INPUT LEVEL (dBV)
FREQUENCY (Hz)
Fig. 5 I/O Transfer function for Different Compression Ratios
Fig. 6 Frequency Response for Different Input Levels
1.0
0.9
50
V
IN
= -60dBV
40
R
VC
= 220kΩ
R
VC
= 100kΩ
)
R
HI1
+R
HI2
R
HI1
0.8
0.7
0.6
0.5
GAIN (dB)
30
R
VC
= 47kΩ
R
VC
= 22kΩ
R
VC
= 10kΩ
(
20
R
LO1
+R
LO2
0.4
0.3
0.2
0.1
0.0
1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
R
LO1
10
0
-10
20
100
1k
10k
20k
COMPRESSION RATIO (RATIO)
FREQUENCY (Hz)
Fig. 7 Compression Settings Resistor Ratio for High Pass
Channel (R
HI1
& R
HI2
) and Low Pass Channel (R
LO1
& R
LO2
)
Fig. 8 Frequency Response for Different R
VC
Values
-10
COMPRESSION 1:1
R
M PO
= 0Ω
-10
-20
OUTPUT LEVEL (dBV)
R
M PO
= 10kΩ
R
M PO
= 22kΩ
OUTPUT LEVEL (dBV)
-20
-30
R
TH
=
∞
-40
R
TH
= 0Ω
R
TH
= 10kΩ
-50
R
TH
= 22kΩ
-60
R
TH
= 47kΩ
R
TH
= 100kΩ
-30
R
M PO
= 50kΩ
-40
-50
-50
-40
-30
-20
-70
-100
-90
-80
-70
-60
-50
-40
30
-20
INPUT LEVEL (dBV)
INPUT LEVEL (dBV)
Fig. 9 I/O Transfer Function for
Different R
MPO
Resistors
Fig. 10 I/O Transfer Function for
Different R
TH
Resistors
5
521 - 52 - 02
GENNUM [ GENNUM CORPORATION ]
