External Drive Piezo Transducers

E228 Series | E338 Series | E398 Series | E648 Series

Speakers-Unlimted E228 Series


E228 Series
MODEL
Sound Pressure Level
Max Rated Current (mA)
Capacitance
Max Input Voltage
Operating Temp (ÅC)
Terminal Type
Dimensions (mm)
Housing Material
22PZ17400
80 dbA min. 
( 9 V p-p square wave, 10cm, 4000Hz)
2
9500pF ± 30% at 120Hz
25V p-p
-20 ~ +60
Leadwire
16.5 x 5.0
ABS
. . . . .
Speakers-Unlimted E338 Series


E338 Series
 
MODEL
Sound Pressure Level
Max Rated Current (mA)
Capacitance
Max Input Voltage
Operating Temp (ÅC)
Terminal Type
Dimensions (mm)
Housing Material
33PZ24400
85 dbA min. 
( 9 V p-p square wave, 10cm, 4000Hz)
3
1700pF ± 30% at 120Hz
60V p-p
-20 ~ +60
Pin
24 x 7.5
ABS
. . . . .
Speakers-Unlimted E398 Series


E398 Series
 
MODEL
Sound Pressure Level
Max Rated Current (mA)
Capacitance
Max Input Voltage
Operating Temp (ÅC)
Terminal Type
Dimensions (mm)
Housing Material
39PZ30100
75 dbA min. 
( 12 V p-p square wave, 10cm, 1300Hz)
3.5
45000pF ± 30% at 120Hz
40V p-p
-20 ~ +60
Leadwire
41 x 5.5
ABS
39PZ30350
75 dbA min. 
( 3 V p-p square wave, 10cm, 3500Hz)
2
20000pF ± 30% at 120Hz
40V p-p
-20 ~ +60
Leadwire
41 x 5.5
ABS
. . . . .
Speakers-Unlimted E648 Series


E648 Series
Dimensions (mm)
Characteristics
Model
D1 ± 0.1
D2 ± 0.2
T ± 0.3
H ± 0.5
1Khz
R
C ± 30%pF
64PE121650
12
9
0.25
0.45
16.5 ± 1.0
<800
6000
64PE151000
15
11
0.25
0.45
10 ± 1.0
<400
9000
64PE200700
20
15
0.25
0.5
7.0 ± .7
<250
15000
64PE270300
27
20
0.15
0.38
3.0 ± .5
<300
35000
64PE310290
31
20
0.25
0.5
2.9 ± .5
<300
25000
64PE350260
35
25
0.25
0.5
2.6 ± .5
<250
40000
64PE410150
41
25
0.25
0.5
1.5 ± .5
<400
40000
64PE500130
50
30
0.25
0.5
1.3 ± .5
<300
60000
 
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