Harman Kardon SB 30 (serv.man2) EMC - CB Certificate ▷ View online
Report No：W-N-1109009-CY-01-1
Telecom Technology Center
6. TEST RESULTS
6.1 INPUT IMMUNITY TEST (S1)
6.1.1 Test Limit
According to EN 55020:2007, item 5.3, for Measurement of input immunity.
For this EUT is without antenna input terminal, there is no requirement for measuring
screening effectiveness, and adverse signal do not occur.
6.1.2 Test Procedure
The test requirement was in accordance with EN 55020: 2007, item 5.3
9
Report No：W-N-1109009-CY-01-1
Telecom Technology Center
6.2 IMMUNITY AGAINST RFI VOLTAGES (S2a)
6.2.1 Test Limit
Limits of immunity to RF voltages of audio input and output terminals
Frequency
MHz
Level
dB (μV) (e.m.f.)
0.15 to 1.6
80 – 90
a
1.6 to 20
90 – 120
a
20 to 100
120
100 to 150
120 – 110
b
a
Increasing linearly with the logarithm of the frequency
b
Decreasing linearly with the logarithm of the frequency
Limits of immunity to RF voltages of mains, loud Headphone and headphone
terminals
terminals
Frequency
MHz
Level
dB (μV) (e.m.f.)
0.15 to 30
130
30 to 100
120
100 to 150
120 – 110
a
a
Decreasing linearly with the logarithm of the frequency
10
Report No：W-N-1109009-CY-01-1
Telecom Technology Center
6.2.2 Test Procedure
The test requirement was in accordance with EN 55020: 2007, item 5.7
6.2.3 Deviation From Test Standard
No deviation
6.2.4 Test Setup
EUT
Speaker (R/L)
Headphone (R/L)
Audio Out (R/L)
AC Power
MSF
Isolation Transformer
Test System
Isolation Transformer
RCo 300Ω
RCo
Test Table
Interfering Signal
Audio Analyzer
AC Power
Desired Signal
50/75 Ω
Antenna Input
RCo 8Ω
AF Generator
RCi
Ri
100Ω
1kΩ
2.2kΩ
10kΩ
22kΩ
22kΩ
Audio In (R+L)
11
Report No：W-N-1109009-CY-01-1
Telecom Technology Center
6.2.5 Test Photographs
12
Click on the first or last page to see other SB 30 (serv.man2) service manuals if exist.