1. This document describes the specifications of a loudspeaker including its dimensions, electrical and acoustic characteristics, frequency response, and operating temperatures. 2. The loudspeaker is 20x3.0mm in size with an AC impedance of 8±15% at 2000Hz and a maximum input power of 2.5W. 3. It has a resonance frequency of 1000±20%Hz and can output a sound pressure level of 88±3dB/0.1M at frequencies between 0.8-1.5kHz when given an input of 0.1W.

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APPEARANCE
A
SPECIFICATION A
Electrical and Acoustic Characteristics.
Dimensions 20x3.0mm
AC Impedance 8±15% at 2000Hz
Rated Input Power 2.0W
B Max. input power 2.5W B
Resonance Frequency 1000±20%Hz
Output Sound Pressure Level 88±3dB/0.1M 0.1W at
0.8,1.0,1.2,1.5KHz Average
Frequency Response Fo~20KHz
Operating Temperature -20~+65
C Storage Temperature -30~+70 C
DIMENSIONS FREQUENCY RESPONSE
Sound Pressure Level (dB)
110
D 100
dB
D
90
80
70
E 60 E
100 200 500 1k 2k 5k 10k 20k
Fre qu ency (Hz)
Diaphragm
UNLESS OHERWISE SPECIFIED
DIMENSION ARE IN MILIMETER
MATERIAL TIANER TECHNOLOGY CO., LTD.
AND (INCHES) SILICONE RUBBER 60O http://www.itianer.com
DECIMALS ANGLES FINISH TITLE
.XX ±0.50 (0.02)
.XXX±0.025 (0.001) ±1 O BLACK
Loud Speaker
F F
DO NOT SCALE DRAWING
DWN BY DATE
THIRD ANGLE PROJEC TIO N
CHK BY DATE UNIT DWG NO/ PART NO REV
mm TE-DL20B-8H3 01
DESIGN DATE SHEET
SCALE 5:1 RELEASE DATE 2009/12/23
J.M. ‘09/08/22
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