14
MEASUREMENTS
(120 Series)
Discontinued
AUDIO BEAM DISPERSION (HORIZONTAL, 3 KHZ)
0
2
4
6
8
10
12
14
16
DISTANCE (M)
DISPERSION (CM)
100
100
0
50
50
AUDIO BEAM DISPERSION (VERTICAL, 3 KHZ)
0
2
4
6
8
10
12
14
16
DISTANCE (M)
DISPERSION (CM)
100
100
0
50
50
SOUND PRESSURE LEVEL (dB)
50
60
70
80
90
100
0
2
4
6
8
10
12
14
16
DISTANCE (M)
MAX AUDIO SPL
80
90
100
110
120
130
AVG ULTRASOUND SPL
AUDIO 3 KHZ
ULTRASOUND 40 KHZ
10k
1k
500
3k
Frequency Response Curve
Useful Freq Range: 400 Hz – 7 kHz
(7 kHz Low Pass Filter Built-in)
10
20
30
40
50
60
dB S
P
L
LF Roll off below 400 Hz is ~ 12dB/Oct to DC
(LP Filter removal extends response to 16 kHz)
15
MEASUREMENTS
(220 Series)
Current Model
10k
5k
2k
1k
500
15
25
35
45
55
65
dB S
P
L
SOUND PRESSURE LEVEL (dB)
70
80
90
100
110
120
0
2
4
6
8
10
12
14
16
DISTANCE (M)
MAX AUDIO SPL
80
90
100
110
120
130
AVE ULTRASOUND SPL
AUDIO 3 KHZ
ULTRASOUND 48 KHZ
Frequency Response Curve
Useful Freq Range: 400 Hz – 16 kHz
LF Roll off below 500 Hz is ~12 dB/Oct to DC
AUDIO BEAM DISPERSION ( 3 KHZ)
0
2
4
6
8
10
12
14
16
DISTANCE (M)
DISPERSION (CM)
100
100
0
50
50
5
