Data Sheet

SPECIFICATION APROVAL
产品承认书
ENGINEERING LABORATORY
SPECIFICATION
ITEM NO HY
DATE 2011-9-10
NO Item Specifications Conditions
1 Part No GD003
2 Type LOUD
3 Dimension ф30MM 20MM
4 Voice Coil Imp 4 ± 15%Ohm AT 1000 Hz 4.47V
5 Input Power Normal Input 3W Maximum Inpu6W
6 Resonance F0 530± 30% Hz Input 1V without A baffle
7 Output SPL 101±3 dB
At2W ON AXISCALIBRATION
ROM 0.05M MEASVRMENT
CRY6125Y LABORATORY FREE
FIELD AT 1000 Hz
8 Response
SPL-10dB
FO～20 K Hz MAX
9 Polarity When a positive D.C.current is applied to the voice coil
terminal marked to the diaphragm shall move for ward
10 Operation Test Must be normal at program
Source
4.47V
11 Buzz Rattle Etc Must be normal at Sine Wave
4.47V
12 Load Test After test meet item
White noise
3W 48 Hours
13 Distortion 7% MAX AT 1000 Hz3W
14 Total Weight
15 Heat TemperatureTest
After 55 土 3 48Hour
16 Low TemperatureTest
After -25 土 3 48Hour
17 Humidity Test
After 40 土 3 90～95%R.H. 48Hour
Remark: