Comp any name : Crestron Electronics. Inc.
Address : 15 Volvo Drive, Rockleigh, NJ 07647, United S t ates
Telephone / Facsimile :
+00-800-237-2041 Ext:123 45
Factory
Comp any name :
Address :
Trade name : Product name :
Model name : C2N-CBD-P
Variant model name :
Serial number : Intended environment : Residential area
Date of receipt : June 21, 2017
EUT condition : Pre-production, not damaged
Interface Ports : NET
Crestron Electronics. Inc.
15 Volvo Drive, Rockleigh, NJ 07647, United S t ates
Purpose of the test : Compliance test to the following standard
Applied standard :
Measurement Results* Test method
Radiated disturbance Complies V-3/2015.04
Radiated disturbance at above 1 GHz Not Applicable V-3/2015.04
Conducted disturbance Complies V-3/2015.04
Conducted disturbances at
telecommunication ports
* : The compliance statement is ba s ed on nominal value only.
Laboratory’s Certificate
Report number : LR500171707E
Issue date : July 14, 2017
This test report is issued under the authority of: The test was super vi s ed by:
VCCI RULES AND REGULATIONS OF CLASS A
(V-3 / 2015.04 Normative ANNEX 1:Technical Requirements)
Not Applicable V-3/2015.04
Yong-Cheol, Wang, Manager Min gi Kang, Te s t Engineer
This document is based on the Electromagnetic Interference (EMI) tests performed on the “C2N-CBD-P”.
The measurements were performed according to t he measurement procedure described in VCCI RULES AND
REGULATIONS OF CLASS A V-3 / 2015.04 Normative ANNEX 1:Technical Requirements)
Comp any name : LTA Co., Ltd.
Address : 243, Jubug-ri,Yangji-Myeon, Cheoin-gu,Youngin-Si, Kyunggi-Do, Korea. 449-822
Telephone / Facsimile : +82-31-323-6008 / +82-31-323-6010
Radiated disturbance V-3/2015.04
Radiated disturbance at above 1 GHz V-3/2015.04 NA
Conducted disturbance V-3/2015.04
Conducted disturbances at
V-3/2015.04 NA
telecommunication ports
Note 1: C=Complies NC=Not Complies NT=Not Tested NA=Not Applicable
* The data in this test report are traceable to the natio nal or international standards.
Frequency range to be scanned:
0.15 MHz - 30 MHz as conducted measurement
30 MHz – 1 000 MHz (1 GHz) as radiated measurement
Status
(note 1)
C
C
Bandwidth:
Measured by the CISPR quasi-peak function Bandwid th is 10 kHz i n the frequency 0.15 MHz to 30 MHz, 120 kHz i n
the frequency 30 MHz t o 1,000 MHz.
A sample calculation:
COR. F (correction factor)= Antenna factor + Cable loss- Amp.gain- Distance correction
Emission Level= meter reading + COR.F
The tests have been conducted with the following operational mode(s) of the EUT.
Name of mode in the report Description
Operating mode : -
months facility check for the facilities and a monthly check and annual calibration for testing equipment according to
ISO/IEC 17025. All the testing facilities are used as the same specifications shown below. There are descriptions both
for radiated disturbance measurement and conducted di s t urbance mea surement conformed by VCCI RULES AND
REGULATIONS OF CLASS B (V-3 / 2015.04 Normative ANNEX1:Technical Requiremen ts)
・Test site is met the requirements of VCCI RULES AND REGULATIONS OF CLASS A
(V-3 / 2015.04 Normative ANNEX1:Technical Requirements) and the distance between the EUT
and the antenna is adjusted 3 m or 10m.
・The turntable can be rotated 360 degrees.
・The antenna can be adjusted between 1m and 4m in height above the ground.
・The EUT is placed on the non-conducti ng t able with 0.8m height on the turntable.
・Measurements are carried out using a spectrum analyzer with peak detectors (100kHz bandwidth) and
an EMI receiver with quasi-peak detectors(120 kHz bandwidt h).
・Refer to the list of test equipment used for the test.
・Biconical antenna and logperiodic antenna are used as wideband antenna.
・The Biconical antenna is used in the frequency range of 30 MHz to 300 MHz and the Logperiodic antenna
is used in the frequency range of 300 MHz to 1 GHz.
・A variable attenuator is used for verifying amplifier’s linearity.
・Rotating the turntable and adjusting the height of the antenna are carried o ut by control buttons on the console.
・Refer to "Brief Information"(page 6-9) about details of the EUT and configuration of the cables.
・Measurement is carried out by a LTA operator as manual operation.
–searchin g for some of H igh disturbance frequency points than the other points with the following settings;
bandwidth 100 kHz, frequency range 10 MHz between 30 MHz and 300 MHz and frequency range 50 MHz
between 300 MHz and 1 GHz.
–searching the worst direction with the maximum level of the disturbance wave in rotating the turntable
360 degrees at each searched frequency point.
–setting the height of t he antenna with the maximum level of the disturbance wa ve from 1m to 4 m.
–reading the disturbance level by the EMI receiver with quasi-peak detectors (120 kHz band width)
according to VCCI RULES AND REGULATIONS OF CLASS A
(V-3 / 2015.04 Normative ANNEX1:Technical Requirements)
–measuring to vertical and horizo ntal polarization.
–calculating the measurement result with the following for mula or equation:
(Measurement result= measured value + antenna factor + antenna cable loss)
・The measurement is carried out on an open site with horizontal and metallic ground plane.
・An AMN(Artificial Mains Network) with a nominal impedance (50 Ω/50μH) as defined
in VCCI RULES AND REGULATIONS OF CLASS A (V-3 / 2015.04 Normative ANNEX1:Technical
Requirements). shall be utilized .
・The AMN is grounded on a horizontal metal ground plane.
・Measurement is carried out using a spectrum analyzer with peak detectors (10kHz bandwidth) and
an EMI receiver with quasi-peak detectors and average detector. (Refer to the List of test equipment used for the test.)
・The shortest distance between the EUT and the AMN is 0.8 m.
・The EUT is placed on the non-conducti ng t able with 0.8 m height.
・A remote switch is used for changing phases between Li ne (L) and Neutral (N).
・Refer to "Brief Information"(page 6-9) ab o ut details of the EUT and configuration of the cables.
・Measurement is carried out as manual operation.
–detecting the maximized emission level using the maxhold function after setting the spectrum
analyzer bandwidth 1MHz and the frequency range from 150 kHz to 1 MHz , 1 MHz to 5 MHz and 5 MHz to 30 MHz.
–searchin g the maximum frequenc y point of the disturbance wave in ea ch frequency range .
–reading the disturbance level of quasi-peak, average and Line (L) and Neutral (N) in 10 kHz bandwidth
by the EMI receiver.
–calculating the measurement result with the following for mula or equation.
(Result = Reading + Cor.F.)
(Margin = Limit- Result)
3-3 Conducted Disturbances at telecommunication ports Measurements
3-4 Radiated Disturbance at above 1 GHz
・In the range of 0.15 MHz to 30 MHz, the conducted disturbance was measured and set-up was made accordance
with VCCI V -3/2015.04, CLASS A ITE.
・ The EUT is placed on a non-conducting table, which is: 0.8 meters above an earth-grounded floor; 0.4 meters
away from a vertical ground plane (i.e. the chamber wall); and 0.8 meter away from all other metal objects. For
・cables where there is no appropriate CDN / ISN available, measurement was done using a combination of current
probe and capacitive voltage probe.
• Measure current with a current probe.
• Measure voltage with a capacitive probe
• Compare the measured voltage wit h the vo lta ge limit.
• Compare the measured current with the current limit.
• The EUT shall meet both the voltage and current limits.
・Test site is met the requirements of V CCI V-3/2015.04 and the distance between the EUT and the antenna is
adjusted 3 m.
・The turntable can be rotated 360 degrees.
・The antenna can be adjusted between 1m in height above the ground.
・The EUT is placed on the non-conductin g table with 1m height on the turntable.
・Measurements are carried out using a EMI test receiver with peak detectors (1 MHz bandwidth) and
an EMI receiver with peak and average detectors(1 MHz bandwidt h).
・Refer to the list of test equipment used for the test.
・HORN antenna are used as wideband antenna.
・The HORN antenna is used in the frequency range of 1 GHz to 18 GHz.
・A variable attenuator is used for verifying amplifier’s linear ity.
・Rotating the turntab l e and adjusting the height of the antenna are carried out by contro l buttons on the console .
・Refer to "Brief Information"(page 6-9) about details of the EUT and configuration of the cables.
・Measurement is carried out by a LTA operator as manual operation.
–searching the worst direction with the maximum level of the disturbance wave in rotating the turntable
360 degrees at each searched frequency point.
–setting the height of the antenna wit h the maximum level of the disturbance wave from 1m
–reading the disturbanc e level by the EMI receiver with peak and average detectors (1 MHz bandwidth)
according to ANSI C 63.4:2003.
–measuring to vertical and horizo ntal p olarization.
–calculating the measurement result with the following for mula or eq uation:
(Measurement result= measured value + antenna factor + antenna cable loss)
Product models " C2N-CBD-P " meets all of the CLASS A requirements of the VCCI RULES AND
REGULATIONS OF CLASS A (V-3 / 2015.04 Normative ANNEX1:Technical Requirements)
(Limits of radio disturbance characteristics of ITE).
( Refer to Test Specification and Test Results in the "LTA certification", page 4 and 5.)