Harman Kardon MAS 101-102-111 (serv.man5) EMC - CB Certificate ▷ View online
Date: 2010-09-27
Page 59 of 71
No.: MH184556
3.2.4
Immunity to RF Voltage (Common Mode) of Antenna Terminals
[RF Voltage (CM) at Antenna Input]
[RF Voltage (CM) at Antenna Input]
Test Requirement:
EN 55020
Test Method:
EN 55020
Level:
Table 8
Performance Criterion Requirement:
A
Test Date(s):
2009-07-01
Mode of Operation:
Receiver – FM Mode
Test Method:
The test was performed in accordance with EN55020.
Test Setup:
Test Setup:
Date: 2010-09-27
Page 60 of 71
No.: MH184556
Limits for Immunity to RF Voltage (Common Mode) of Antenna Terminals:
Frequency
Level
[MHz]
[dB(
µ
V)] (e.m.f.)
26-30
126
Results:
Pass
Please refer to the following tables for individual results.
Results for Immunity to RF Voltage (Common Mode) of Antenna Terminals:
Injection Port
Antenna
Results:
Monitoring Port(s):-
Speaker L
Pass
Speaker R
Pass
Headphone L
Pass
Headphone R
Pass
Date: 2010-09-27
Page 61 of 71
No.: MH184556
3.2.5
Immunity To Radiated Interference
[RF Electromagnetic Field at Enclosure]
[RF Electromagnetic Field at Enclosure]
Test Requirement:
EN 55020
Test Method:
EN 55020
Level:
Table 16 & 19
Performance Criterion Requirement:
A
Test Date(s):
2009-07-02
Mode of Operation:
FM, AUX, CD, LINE IN, PHONO IN, TV IN
Test Method:
The test was performed in accordance with EN55020.
Test Setup:
Test Setup:
Date: 2010-09-27
Page 62 of 71
No.: MH184556
Table 16 –Limits of immunity to ambient electromagnetic fields of FM reception functions of sound
receivers
Frequency
Level
[MHz]
[dB(
µ
V/m)]
0.15 -150
125
Except frequency bands:
(fi – 0.5) to (fi + 0.5)
101
(fo –0.5) to (fo + 0.5)
109
(fim – 0.5) to (fim + 0.5)
109
87.5 to 108*
109
Except the tuned channel±0.15
* The frequency range 87.5 to 108MHz can be varied depending on the use of the FM frequency
band on a national basis.
band on a national basis.
Note: fi intermediate frequency (=10.7MHz)
fo = ft ± fi
local oscillator frequency
fim = ft ± 2fi
image frequency
ft
Tuned frequency
Where:
sign “+” applies when fo>ft
sign “-“ applies when fo<ft
Table 19 – Limits of immunity to ambient electromagnetic fields of equipment with audio or video
functions
Frequency
Level
[MHz]
[dB(
µ
V/m)]
0.15 to 150
125
Results:
Pass
Please refer to the following table for individual results.
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