FEATURES
|
- Loud output
- Low current consumption
- High efficiency and reliability
- PCB mounting
- Sealed type
|
|
ELECTRICAL
SPECIFICATIONS
|
|
|
EFM-620
|
EFM-620A
|
Min.
Sound Pressure Level
|
dB |
8100 /9VDC/100cm
90 /7.5VDC/300cm |
95 /3VDC/30cm |
Rated
Voltage |
VDC
|
9 |
|
Operating
Voltage |
VDC
|
7 ~ 20 |
2 ~ 7 |
Max.
Consumption |
mA |
50 /9VDC |
30 /3VDC |
Oscillating
Frequency |
kHz |
3.2 ¡¾ 0.5 |
Operating
Temperature |
ºC
|
-20 ~ +60 |
Weight |
g |
12.5 |
|
|
ABS/Black |
|
¡¡ |
Packing |
600 pcs
per export carton |
|
47 X
30.5 X 35 cm |
|
10 kgs |
|
7.5 kgs
|
|
|
|
|
CHARACTERISTICS
|