Harman Kardon HK 970 (serv.man14) EMC - CB Certificate ▷ View online
INTERTEK TESTING SERVICES
12 of 19
Applicant: Harman Consumer Group
Report No.: 04173782
Model: HK 970
Test Summary
Pursuant to EN55020 (EN61000-4-3): RF EM field (Keyed Carrier)
Port: Enclosure
Basic Standard:
EN61000-4-3
Required Performance Criterion:
A
Limit: 3.0
V/m
(rms)
Test Modulation:
Duty Cycle 1/8, 217Hz Repetition
Frequency
Frequency: 895MHz
to
905MHz
Antenna Polarization:
Horizontal and Vertical
Dwell Time:
3s
Frequency Step
5MHz
Temperature: 25
°C
Relative Humidity:
43%
Test Facility:
Full Anechoic Chamber
Type of Antenna:
Log-periodic
Test Distance:
3 meters
Test Mode:
Amplifying
Test Setup:
Table-top
Size of The EUT:
L: 44 (cm)
× W: 36 (cm) × H: 10 (cm)
Used Test Equipment
Equipment
Registration No. Manufacturer Model No.
Serial No.
Signal Generator
EW-0423
IFR 2023B
202301/429
Log Periodic
Antenna
Antenna
EW-0572
EMCO 3146 9504-4038
RF Power
Amplifier
Amplifier
EW-0573
AMP
Research
Research
25W1000 15817
Audio Analyzer
(20Hz to 100kHz)
(20Hz to 100kHz)
EW-1815
PANASONIC VP-7723B
301837E12
5P
5P
Ctrl. No.: 13.1
INTERTEK TESTING SERVICES
13 of 19
Report No.: 04173782
Test Results
EN55020 (EN61000-4-3)
RF EM field (Keyed Carrier)
Frequency
(MHz)
Exposed Side
Field Strength
V/m (rms)
Result
(Pursuant to EN55020, criterion A)
895-905 Front V/H
3
OK
895-905 Left V/H
3
OK
895-905 Rear V/H
3
OK
895-905 Right V/H
3
OK
Additional
Information
No observable change
EUT stopped operation and could / could not be reset by operator at
_____V/m at MHz.
EUT was in abnormal operation:
- Operation mode was changed from to at V/m at Hz.
The interference level need to decrease for keeping the required S/N ratio
≥40dB.
"Level B"
Ctrl. No.: 13.1
INTERTEK TESTING SERVICES
14 of 19
Applicant: Harman Consumer Group
Report No.: 04173782
Model: HK 970
Test Summary
Pursuant to EN55020 (EN61000-4-4): Electrical Fast Transient/Burst
Port Type:
AC Power Lines
Basic Standard:
EN61000-4-4
Required Performance Criterion:
B
Limit: ±1.0kV
Test Duration:
2 minutes
Test Mode:
Amplifying
Test Setup:
Table-top
Generator Drive:
Internal
Sequence of Application:
Each one
Used Test Equipment
Equipment
Registration No. Manufacturer Model No.
Serial No.
Best EMC Test
Instrument
Instrument
EW-1214
Schaffner Best-EMC-1
200030-
0101SC
0101SC
Ctrl. No.: 9.1
INTERTEK TESTING SERVICES
15 of 19
Report No.: 04173782
Test Results
EN61000-4-4
Electrical Fast Transient/Burst
Level
Polarity
Result
(Pursuant to EN55020, criterion B)
1kV
+ OK
1kV
- OK
Additional
Information
No observable change
EUT stopped operation and could / could not be reset by operator at kV
of Burst.
EUT was in abnormal operation:
- Operation mode was changed from to at kV of Burst.
The interference level need to decrease for keeping the required S/N ratio
≥40dB.
Ctrl. No.: 9.1
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