Date
Page
15-Feb-2022
1 / 9
DK
P/N: OWS-112337TA-8
OLE WOLFF
www.owolff.com
Revision: 00
SPECIFICATION
PRELIMINARY SPECIFICATION
Speaker
Part Number
OWS-112337TA-8
Note
This item is in compliance with the following requirements:
1. RoHS directive
2. REACH
Customer P/N
Prepared
Signature
/ Date
Ole Wolff
Checked
Approved
HOUZHIJIE
2022.02.15
Confirmation
Customer
Signature
/ Date
REVISION NOTES:
Date
Rev.
2022.02.15
00
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
Description of Revision
Initial Release
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
2 / 9
DK
P/N: OWS-112337TA-8
OLE WOLFF
www.owolff.com
Revision: 00
SPECIFICATION
1. SCOPE
THIS SPECIFICATION IS APPLIED FOR A DYNAMIC SPEAKER.
2. TEST CONDITIONS
TEMPERATURE : 15°C 35°C
HUMIDITY : 45%85% (R.H.)
ATMOSPHERE : 860 1060 hPa
3. GENERAL REQUIREMENTS
OPERATING TEMPERATURE RANGE: -20°C 60°C
STORAGE TEMPERATUR RANGE:
-20°C 70°C
4. MECANICAL LAYOUT & DIMENSIONS
DIMENSIONS : SHOWN IN FIGURE.4
NET WEIGHT: 3g
5. ELECTRICAL AND ACOUSTICAL CHARACTERISTICS
1
IMPEDANCE
8±20%Ω
2
SOUND PRESSURE
LEVEL
117±3 dB(2W/2cm, in 1cc box) at 1.0, 1.5,2.0KHz average,
MEASUREMENT AS SHOWN IN FIGURE.1
3
FREQUENCY
RESPONSE CURVE
SHOW IN FIGURE 2
4
RESONANCE
FREQUENCY
1000 ±20% Hz in 1cc box at 3.46Vrms
5
TOTAL HARMONIC
DISTORTION (THD)
SHOW IN FIGURE 3
6
BUZZ & RATTLE
DYNAMIC SPEAKER MUST BE FREE AUDIBLE NOISE
AT 3.46Vrms, SINE WAVE BETWEEN 200Hz AND 2KHz
FREQUENCY RANGE(in 1cc box).
7
INPUT POWER
(Nom./Max.): 1.5W / 1.7W
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
< 10% at 2KHz
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
3 / 9
DK
P/N: OWS-112337TA-8
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: 00
6. RELIABILITY TEST REQUIREMENTS.
After any following tests the S.P.L should not deviate more than ±3dB from initial value.
No.
ITEMS
1.
High temp. Test
2.
Low temp. Test
3.
Humidity Test
4.
Thermal cycle test.
5.
Vibration Test
6.
Drop Test
7.
Load test
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
TEST CONDITION
Temperature:
+70 ℃± 3℃
Duration:
96 hours
Temperature:
-20 ℃± 3℃
Duration:
96 hours
Temperature:
+40 ℃± 3℃
Relative Humidity: 90-95% RH
Duration:
96 hours (recovery 6 hours)
Temperature:
-20℃±3℃
+70℃±3℃
Duration:
2 hour
2 hour
Cycle: 12cycles (recovery 2hours)
Frequency: 10 ~ 55 ~10Hz Oct/min
Amplitude:1.5mm
Duration: 2hours in each 3axes
Height: 1.5m
Mounted in a 100g fixture, drop samples 1.5m 2 drops on side(2*6), , 2
drops on each corner(2*4). Total 20 drops
Input power:1.5W/96h(PN 100-10kHz Crest factor 6dB and 12dB/oct)
In 1cc box
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
4 / 9
DK
P/N: OWS-112337TA-8
OLE WOLFF
www.owolff.com
Revision: 00
SPECIFICATION
7. ELECTRICAL CHARACTERISTICS MEASURMENT (FIGURE.1)
MEASUREMENT CIRCUIT FOR DYNAMIC SPEAKER
MEASURING EQUIPMENT
NO
EQUIPMENT
REMARKS
1.0
UNIT UNDER TEST
SPEAKER BOX
2.0
3.0
4.0
TEST BOX
AUDIO POWER AMPLIFIER
ANALYZER
OLE WOLFF STANDARD BOX
AMPCONNECT
LISTEN SOUNDCHECK
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
5 / 9
DK
P/N: OWS-112337TA-8
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: 00
8. TEST BOX(FIGURE.2)
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
6 / 9
DK
P/N: OWS-112337TA-8
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: 00
9. STANDARD FREQUENCY RESPONSE CURVE(FIGURE.2)
3.46Vrms /2cm in 1cc BOX
10. STANDARD THD CURVE (FIGURE.3)
3.46Vrms /2cm in 1cc BOX
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
7 / 9
DK
P/N: OWS-112337TA-8
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: 00
11. OUTVIEW (FIGURE.4)
Unless otherwise specified,tolerance:±0.2(unit:mm)
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
8 / 9
DK
P/N: OWS-112337TA-8
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: 00
12. MARKING(FIGURE.5)
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
15-Feb-2022
9 / 9
DK
P/N: OWS-112337TA-8
OLE WOLFF
www.owolff.com
Revision: 00
SPECIFICATION
(内径)
12.PACKING(FIGURE.6)
径)
(内
内径)
Unit:±10mm
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
OLE WOLFF
ELECTRONICS INC.
1525 McCarthy Blvd,
Suite 1093
Milpitas, Ca 95035
USA
TEL : +1 408 888 8413
MODEL:
QTY:
N.W:
ITEM:
C/NO:
MADE IN CHINA
OLEWOLFF
ELEKTRONIK GmbH
Schulstrasse 15A. DE-25451
Quickborn.
Germany
OLEWOLFF
ELECTRONICS
3 Bedford Street, Woburn,
Bedfordshire MK17 9QB,
ENGLAND
TEL: +49 (0) 4106 765900
FAX: +49 (0) 4106 627297
TEL: +44 (0) 1525 290755
FAX: +44 (0) 1525 290855
PCS
Kg
G.W:
SIZE: 30X47X31cm
LOT NO
OLE WOLFF
ELEKTRONIK
Yliopistonkatu 26
(P.O.BOX 257)
FI-40101 Jyväskylä
Finland
TEL: +358 14 338 3050
FAX: +358 14 338 3059
OLE WOLFF (ASIA) LTD.
Unit B, 19/F.,
Bold Win Ind. Bldg.,
No. 16-18 Wah Sing St.,
Kwai Chung, N.T., H.K.
OLE WOLFF LTD.
5 Floor, Block G,
WenTao Industrial Park,
YingRenShi, Bao'an District,
Shenzhen , PRC
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156