JBL P1220e Info Sheet ▷ View online
Page Two
Box Parts
top & bottom
front & back
sides
c
b
d
a
c
Box Shape: Optimum Square Prism
1 Top, 1 Bottom: depth (c) = 274,8 mm
width (b) = 422,4, thickness = 18, mm
1 Front, 1 Back: height (a) = 625,2 mm
width (d) = 386,4, thickness = 18, mm
2 Sides: height (a) = 625,2 mm
depth (c) = 274,8, thickness = 18, mm
1 Top, 1 Bottom: depth (c) = 274,8 mm
width (b) = 422,4, thickness = 18, mm
1 Front, 1 Back: height (a) = 625,2 mm
width (d) = 386,4, thickness = 18, mm
2 Sides: height (a) = 625,2 mm
depth (c) = 274,8, thickness = 18, mm
--Driver Mounting--
Mounting: Flush
--Vent Parts--
1 Duct: outside diameter (e) = 66,35 mm
inside diameter (g) = 60, mm
length (h) = 228,5 mm
inside diameter (g) = 60, mm
length (h) = 228,5 mm
vent
e
g
h
Page Three
Wiring Diagram
P1220
Page Four
Normalized Amplitude Response (dB-SPL/Hz)
BassBox 6 Pro
dB
6
0
0
-6
-12
-18
-24
-30
-36
-18
-24
-30
-36
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Custom Amplitude Response (dB-SPL/Hz at 1 m) w/ 400, W
BassBox 6 Pro
dB
118
112
106
100
112
106
100
94
88
82
76
88
82
76
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Cone Displacement (mm/Hz) with 400, watts
BassBox 6 Pro
mm
16
14
12
10
14
12
10
8
6
4
2
6
4
2
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Vent Air Velocity (m/sec/Hz) with 400, watts
BassBox 6 Pro
m/s
48
42
36
30
24
18
12
42
36
30
24
18
12
6
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
System Impedance (ohms/Hz)
BassBox 6 Pro
ohms
80
70
60
50
40
30
20
10
70
60
50
40
30
20
10
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Phase Response (deg/Hz)
BassBox 6 Pro
deg
90
0
-90
±180
90
0
-90
±180
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Group Delay (msec/Hz)
BassBox 6 Pro
msec
24
20
16
12
20
16
12
8
4
0
4
0
-4
-8
-8
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Page Four
Normalized Amplitude Response (dB-SPL/Hz)
BassBox 6 Pro
dB
6
0
0
-6
-12
-18
-24
-30
-36
-18
-24
-30
-36
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Custom Amplitude Response (dB-SPL/Hz at 1 m) w/ 400, W
BassBox 6 Pro
dB
118
112
106
100
112
106
100
94
88
82
76
88
82
76
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Cone Displacement (mm/Hz) with 400, watts
BassBox 6 Pro
mm
16
14
12
10
14
12
10
8
6
4
2
6
4
2
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Vent Air Velocity (m/sec/Hz) with 400, watts
BassBox 6 Pro
m/s
48
42
36
30
24
18
12
42
36
30
24
18
12
6
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
System Impedance (ohms/Hz)
BassBox 6 Pro
ohms
80
70
60
50
40
30
20
10
70
60
50
40
30
20
10
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Phase Response (deg/Hz)
BassBox 6 Pro
deg
90
0
-90
±180
90
0
-90
±180
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Group Delay (msec/Hz)
BassBox 6 Pro
msec
24
20
16
12
20
16
12
8
4
0
4
0
-4
-8
-8
5 Hz 10
50
100
500
1 K
5 K
10 K 20 K
Display