Date
Page
17-Aug-2021
1/8
DK
P/N: OWS-1636LA-8B
OLE WOLFF
www.owolff.com
Revision: A
SPECIFICATION
SPECIFICATION FOR APPROVAL
Speaker
Part Number
OWS-1636LA-8B
This item was compliance with the following requirements:
1. RoHS directive
2. REACH
Note
Customer P/N
Prepared
Signature
/ Date
Ole Wolff
Checked
Approved
TANQIANFENG
21.08.17
Confirmation
Signature
/ Date
Customer
REVISION NOTES:
Date
Rev.
2021.08.17
A
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
2/8
DK
P/N: OWS-1636LA-8B
OLE WOLFF
www.owolff.com
Revision: A
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: -25°C 60°C
STORAGE TEMPERATUR RANGE:
-25°C 60°C
4. MECANICAL LAYOUT & DIMENSIONS
DIMENSIONS : SHOWN IN FIGURE.5
NET WEIGHT: approx 1.3+/-0.5g
5. ELECTRICAL AND ACOUSTICAL CHARACTERISTICS
1
Resonance Frequency
900± 20%
2
Impedance
8 ± 15% (at 4KHz/1.55V)
3
Sensitivity
4
Input Power
(Nom./Max.): 0.5 W / 0.8 W
5
Frequency Response
Shown in fig.2
6
7
Total Harmonic
Distortion (THD)
Buzz & Rattle
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
Hz/0.3W(1.55V) input power
94±3 dB AT 1KHz 0.3W(1.55V)/0.1m
Shown in Fig.2
THD shown in fig.3
2.0V
400~10KHz
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
3/8
DK
P/N: OWS-1636LA-8B
OLE WOLFF
www.owolff.com
Revision: A
SPECIFICATION
6. RELIABILITY TEST REQUIREMENTS.
After any following tests the S.P.L should not deviate more than ± 3dB from initial value.
No.
ITEMS
TEST CONDITION
1.
High temp. Test
Keep 96 hours at +60℃± 3℃ and leave 3 hours in normal temperature and then
check
2.
Low temp. Test
Keep 96 hours at -25℃± 3℃ and leave 3 hours in normal temperature and then
check
3.
Humidity test
Keep 96 hours at + 40℃± 3℃ relative humidity 90~95% and leave 3 hours in normal
temperature and then checked.
4.
Thermal cycle test.
Low temperature: -30℃± 3℃, temperature:+60℃± 3℃, cycle: 2 hour/cycle each, and
then keep 5 cycles in a room.
5.
Vibration
Frequency:50Hz/min
Amplitude:1.5mm
X,Y,Z 3 direction.2 hours each, total 6 hours.
6.
Drop test(for sample)
Height:1m
Total times:10 times
7.
Drop test(for package)
The speaker shall be fixed in cabinet, packed with carton and dropped 1m height
vertically to 10cm wooden board.( one point ,three corners ,six sides. 1 times each,
total 10 times.)
8.
Load test
Rated Power Pink noise is applied for 96 hours
9.
MAX. SHORT TERM
POWER
TEST
Max power Sine wave 1sec ON, 1min OFF, 60cycles
.
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
4/8
DK
P/N: OWS-1636LA-8B
OLE WOLFF
www.owolff.com
Revision: A
SPECIFICATION
7. ELECTRICAL CHARACTERISTICS MEASURMENT (FIGURE.1)
10cm
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
5/8
DK
P/N: OWS-1636LA-8B
OLE WOLFF
www.owolff.com
Revision: A
SPECIFICATION
8. STANDARD FREQUENCY RESPONSE CURVE(Fig.2)
Test condition:1.55Vrms/10cm 1/6OCTIVE
Hz
900
...
1000
...
5000
...
8000
dB (Up)
+6
+6
+3
+5
+6
+6
+7
Hz
900
...
1000
...
5000
...
8000
dB (Down)
-6
-6
-3
-5
-5
-6
-7
9. STANDARD THD CURVE(Fig.3)
Test condition:1.55Vrms/10cm 1/6OCTIVE
Hz
1000
1400
8000
THD% (Up)
15
10
10
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
6/8
DK
P/N: OWS-1636LA-8B
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: A
10. IMPEDANCE RESPONSE CURVE(fig.4)
Test condition:1.55Vrms/10cm 1/6OCTIVE
11.OUTVIEW (Fig.5)
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
7/8
DK
P/N: OWS-1636LA-8B
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: A
12.MARKING(Fig.6)
YEAR
OLE WOLFF
ELEKTRONIK A/S
Roedengvej 25
4180 Soroe
Denmark
TEL: +45 57833830
FAX: +45 57820019
WEEK
year
marking
week
marking
2015
5
1
01
2016
6
2
02
2017
7
3
03
2018
8
4
04
2019
9
5
05
2020
0
2021
1
2022
2
50
50
51
51
52
52
53
53
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156
Date
Page
17-Aug-2021
8/8
DK
P/N: OWS-1636LA-8B
SPECIFICATION
OLE WOLFF
www.owolff.com
Revision: A
13.PACKING(Fig. 7)
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.
Unit 7A08, Block 2, Elite
Building, Nanshan Avenue,
Nanshan District,
Shenzhen, PRC.
TEL: +852 2424 3274
FAX: +852 2424 2219
TEL: +86 755 82612542
TEL: +86 755 26406156