Test report

FCC ID: 2ACE5-NLC

Test Report

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FCCID_2872233

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                                                                                       Shenzhen CTL Testing Technology Co., Ltd.
                                                                                  Tel: +86-755-89486194 Fax: +86-755-26636041

                                      FCC PART 15 SUBPART C TEST REPORT

                                                                    FCC Part 15.247

    Report Reference No......................:                CTL1512303898-WF
    Compiled by
    ( position+printed name+signature)..:                     File administrators Jacky Chen

    Name of the organization performing
    the tests                                                 Test Engineer Tracy Qi
    ( position+printed name+signature)..:
    Approved by
    ( position+printed name+signature)..:                     Manager Tracy Qi

    Date of issue.....................................:       Jan. 11, 2016
    Test Firm..........................................:      Shenzhen CTL Testing Technology Co., Ltd.
    Address.............................................:     Floor 1-A, Baisha Technology Park, No.3011, Shahexi Road,
                                                              Nanshan District, Shenzhen, China 518055
    Applicant’s name............................:             TELEPHONE EST (HK) CO., LTD
    Address.............................................:     Room709,7F, FuLi tianhe commercial building,Linhe East Road and
                                                              tianhe district, Guangzhou, China
    Test specification:
    Standard ...........................................:     FCC Part 15.247: Operation within the bands 902–928 MHz, 2400–
                                                              2483.5 MHz, and 5725–5850 MHz.
    Master TRF.......................................: Dated 2011-01
    Shenzhen CTL Testing Technology Co., Ltd. All rights reserved.
    This publication may be reproduced in whole or in part for non-commercial purposes as long as the
    Shenzhen CTL Testing Technology Co., Ltd. is acknowledged as copyright owner and source of the
    material. Shenzhen CTL Testing Technology Co., Ltd. takes no responsibility for and will not assume liability
    for damages resulting from the reader's interpretation of the reproduced material due to its placement and
    context.
    Test item description .................... :              LED Display Board
    FCC ID…………………………….…..:                                    2ACE5-NLC
    Trade Mark .......................................:       N/A
    Model/Type reference.......................:              NLC
    Work frequency ................................:          2402~2480MHz
    Version..............................................:    V4.0
    Type of modulation ...........................:           GFSK
    Antenna Gain ...................................:         0 dBi
    Antenna type ....................................:        Chip Antenna
    Result................................................:   Positive


V1.0                                  Page 2 of 34             Report No.: CTL1512303898-WF

                                   TEST REPORT
                                                                                        Jan. 11, 2016
Test Report No. :                  CTL1512303898-WF            ______________________________________________________________________________________________


                                                                                        Date of issue


 Equipment under Test          :       LED Display Board


 Model /Type                   :       NLC


 Applicant                     :       TELEPHONE EST (HK) CO., LTD


 Address                       :       Room709,7F, FuLi tianhe commercial building,Linhe East
                                       Road and tianhe district, Guangzhou, China


 Manufacturer                  :       TELEPHONE EST (HK) CO., LTD


 Address                       :       Room709,7F, FuLi tianhe commercial building,Linhe East
                                       Road and tianhe district, Guangzhou, China




Test Result according to the                                 Positive
standards on page 5:



  The test report merely corresponds to the test sample.
  It is not permitted to copy extracts of these test result without the written permission of the test
  laboratory.


       V1.0                                  Page 3 of 34           Report No.: CTL1512303898-WF

                                                 Contents


1.            TEST STANDARDS .................................................................. 4



2.            SUMMARY ............................................................................. 5

2.1.          General Remarks                                                                      5
2.2.          Equipment Under Test                                                                 5
2.3.          Short description of the Equipment under Test (EUT)                                  5
2.4.          EUT operation mode                                                                   5
2.5.          EUT configuration                                                                    6
2.6.          Configuration of Tested System                                                       6
2.7.          Related Submittal(s) / Grant (s)                                                     6
2.8.          Modifications                                                                        6
2.9.          NOTE                                                                                 6
2.10.         Channel list                                                                         7
2.11.         Mode of Operation                                                                    7

3.            TEST ENVIRONMENT............................................................... 8

3.1.          Address of the test laboratory                                                       8
3.2.          Test Facility                                                                        8
3.3.          Environmental conditions                                                             8
3.4.          Statement of the measurement uncertainty                                             8
3.5.          Test Description                                                                     9
3.6.          Equipments Used during the Test                                                      10

4.            TEST CONDITIONS AND RESULTS ............................................ 11

4.1.          AC Power Conducted Emission                                                          11
4.2.          Radiated Emission and band edge                                                      14
4.3.          Maximum Peak Output Power                                                            19
4.4.          6dB Bandwidth                                                                        20
4.5.          Power Spectral Density Measurement                                                   22
4.6.          Spurious RF Conducted Emission and band edge                                         24
4.7.          Antenna Requirement                                                                  28

5.            TEST SETUP PHOTOS OF THE EUT .......................................... 29



6.            EXTERNAL AND INTERNAL PHOTOS OF THE EUT ....................... 31


   V1.0                                    Page 4 of 34       Report No.: CTL1512303898-WF

1. TEST STANDARDS
The tests were performed according to following standards:

FCC Rules Part 15.247: Frequency Hopping, Direct Spread Spectrum and Hybrid Systems that are in
operation within the bands of 902-928 MHz, 2400-2483.5 MHz, and 5725-5850 MHz.

ANSI C63.10-2013: American National Standard for Testing Unlicensed Wireless Devices

KDB Publication No. KDB 558074 D01 v03r03 Guidance on Measurements for Digital Transmission
Systems

ANSI C63.4-2014


   V1.0                                         Page 5 of 34             Report No.: CTL1512303898-WF

2. SUMMARY

2.1. General Remarks

Date of receipt of test sample       :       Dec. 30, 2015


Testing commenced on                 :       Jan. 11, 2016


Testing concluded on                 :       Jan. 11, 2016


2.2. Equipment Under Test

Power supply system utilised
Power supply voltage                     :   ○ 120V / 60 Hz                  ○ 115V / 60Hz
                                             ○ 12 V DC                       ○ 24 V DC
                                             ● Other (specified in blank below)

                                                  DC 5V from USB


2.3. Short description of the Equipment under Test (EUT)
LED Display Board with Bluetooth 4.0LE function.

For more details, refer to the user’s manual of the EUT.

Serial number: Prototype


2.4. EUT operation mode

The EUT has been tested under typical operating condition. The Applicant provides communication tools
software to control the EUT for staying in continuous transmitting and receiving mode for testing. There are
40 channels of EUT, and the test carried out at the lowest channel, middle channel and highest channel .

Frequency Range:                                         2400-2483.5MHz

Channel number:                                          40 channels

Modulation type:                                         GFSK

Antenna:                                                 Chip Antenna


                    Test Channel                                        Test Frequency
                    Low Channel                                           2402 MHz
                   Middle Channel                                         2440 MHz
                    High Channel                                          2480 MHz


   V1.0                                     Page 6 of 34                 Report No.: CTL1512303898-WF

2.5. EUT configuration

The following peripheral devices and interface cables were connected during the measurement:

○ - supplied by the manufacturer
● - supplied by the lab

● Notebook PC                                Manufacturer : DELL
                                                 Model No. : PP18L



2.6. Configuration of Tested System

                                       Fig. 2-1 Configuration of Tested System




                        Note Book PC                               EUT




                                        Table 2-1 Equipment Used in Tested System

          No.        Product        Manufacturer       Model No.           Serial No.      FCC ID

           1     Notebook PC            DELL               PP18L             ------        E2KWM3945ABG




2.7. Related Submittal(s) / Grant (s)
This submittal(s) (test report) is intended for FCC ID: 2ACE5-NLC filing to comply with Section 15.247 of the
FCC Part 15, Subpart C Rules.


2.8. Modifications
No modifications were implemented to meet testing criteria.


2.9. NOTE
1. The EUT have Bluetooth 4.0 functions,The functions of the EUT listed as below:

                                          Test Standards                               Reference Report
          BT 4.0LE             FCC Part 15 Subpart C (Section15.247)                  CTL1512303898-WF

2. The frequency bands used in this EUT are listed as follows:

Frequency Band(MHz)       2400-2483.5           5150-5350                  5470-5725             5725-5850
      BT 4.0LE                  √                    -                          -                    -
3. The EUT provides one completed transmitter and receiver.

                  Modulation Mode                                              TX Function
                     BT 4.0LE                                                     1TX


   V1.0                                   Page 7 of 34               Report No.: CTL1512303898-WF

2.10. Channel list

                    Frequency                            Frequency
   Channel                              Channel
                      (MHz)                                (MHz)
      00               2402               20                2442
      01               2404               21                2444
      02               2406               22                2446
      03               2408               23                2448
      04               2410               24                2450
      05               2412               25                2452
      06               2414               26                2454
      07               2416               27                2456
      08               2418               28                2458
      09               2420               29                2460
      10               2422               30                2462
      11               2424               31                2464
      12               2426               32                2466
      13               2428               33                2468
      14               2430               34                2470
      15               2432               35                2472
      16               2434               36                2474
      17               2436               37                2476
      18               2438               38                2478
      19               2440               39                2480
2.11. Mode of Operation
1. The EUT has been tested under normal operating condition.
2. Test program used to control the EUT for staying in continuous transmitting and receiving mode is
programmed.
Channel low (2402MHz), mid (2440MHz) and high (2480MHz) with highest data rate are chosen for full testing.


    V1.0                                       Page 8 of 34               Report No.: CTL1512303898-WF

3. TEST ENVIRONMENT

3.1. Address of the test laboratory

Shenzhen CTL Testing Technology Co., Ltd.
Floor 1-A, Baisha Technology Park, No.3011, Shahexi Road, Nanshan District, Shenzhen, China 518055

The sites are constructed in conformance with the requirements of ANSI C63.7, ANSI C63.10 (2013) and
CISPR Publication 22.


3.2. Test Facility

The test facility is recognized, certified, or accredited by the following organizations:

IC Registration No.: 9618B
The 3m alternate test site of Shenzhen CTL Testing Technology Co., Ltd. EMC Laboratory has been
registered by Certification and Engineer Bureau of Industry Canada for the performance of with Registration
No.: 9618B on November 13, 2013.

FCC-Registration No.: 970318
Shenzhen CTL Testing Technology Co., Ltd. EMC Laboratory has been registered and fully described in a
report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC is
maintained in our files. Registration 970318, December 19, 2013.


3.3. Environmental conditions

During the measurement the environmental conditions were within the listed ranges:

  Temperature:                                  15-35 ° C

  Humidity:                                      30-60 %

  Atmospheric pressure:                      950-1050mbar



3.4. Statement of the measurement uncertainty
The data and results referenced in this document are true and accurate. The reader is cautioned that there
may be errors within the calibration limits of the equipment and facilities. The measurement uncertainty was
calculated for all measurements listed in this test report acc. to CISPR 16 - 4 „Specification for radio
disturbance and immunity measuring apparatus and methods – Part 4: Uncertainty in EMC
Measurements“ and is documented in the Shenzhen CTL Testing Technology Co., Ltd. quality system acc.
to DIN EN ISO/IEC 17025. Furthermore, component and process variability of devices similar to that tested
may result in additional deviation. The manufacturer has the sole responsibility of continued compliance of
the device.

Hereafter the best measurement capability for CTL laboratory is reported:

                                                                            Measurement
                        Test                          Range                                 Notes
                                                                             Uncertainty
              Radiated Emission                    30~1000MHz                  4.10dB        (1)
              Radiated Emission                    Above 1GHz                  4.32dB        (1)
              Conducted Disturbance                0.15~30MHz                  3.20dB        (1)

           (1) This uncertainty represents an expanded uncertainty expressed at approximately the 95%
               confidence level using a coverage factor of k=2.


  V1.0                                    Page 9 of 34               Report No.: CTL1512303898-WF

3.5. Test Description
 FCC PART 15
 FCC Part 15.207                                AC Power Conducted Emission                    N/A
 FCC Part 15.247(a)(2)                          6dB Bandwidth                                  PASS
 FCC Part 15.247(d)                             Spurious RF Conducted Emission                 PASS
 FCC Part 15.247(b)                             Maximum Peak Output Power                      PASS
 FCC Part 15.247(e)                             Power Spectral Density                         PASS
 FCC Part 15.109/ 15.205/ 15.209                Radiated Emissions                             PASS
 FCC Part 15.247(d)                             Band Edge Compliance of RF Emission            PASS
 FCC Part 15.203/15.247 (b)                     Antenna Requirement                            PASS
 FCC Per 47 CFR 2.1091(b)                     MPE Evaluation                                   PASS
Remark: The measurement uncertainty is not included in the test result.


      V1.0                               Page 10 of 34         Report No.: CTL1512303898-WF

3.6. Equipments Used during the Test

                                                                         Calibration   Calibration
   Test Equipment        Manufacturer        Model No.     Serial No.
                                                                           Date        Due Date
ULTRA-ROADBAND          Sunol Sciences
                                                JB1         A061713      2015/06/02    2016/06/01
  ANTENNA                   Corp.
EMI Test Receiver           R&S                ESCI         103710       2015/06/02    2016/06/01
Spectrum Analyzer          Agilent            E4407B      MY41440676     2015/05/21    2016/05/20
                                             Controller
Controller              EM Electronics                        N/A        2015/05/21    2016/05/20
                                             EM 1000
                        Sunol Sciences
Horn Antenna                                 DRH-118        A062013      2015/05/19    2016/05/18
                            Corp.
Active Loop Antenna         Daze            ZN30900A          N/A        2015/05/19    2016/05/18
LISN                        R&S               ENV216      3560.6550.12   2015/06/02    2016/06/01
LISN                        R&S              ESH2-Z5      860014/010     2015/06/02    2016/06/01
                                             F-071115-
ISN                         FCC                              11229       2015/05/19    2016/05/18
                                             1057-1-09
Amplifier                  Agilent             8349B      3008A02306     2015/05/19    2016/05/18
Amplifier                  Agilent             8447D      2944A10176     2015/05/19    2016/05/18
Transient Limiter      SCHWARZCECK          VTSD 9561F       9666        2015/06/02    2016/06/01
Radio Communication
                            R&S             CMU200          115419       2015/05/22    2016/05/21
Tester
Temperature/Humidity
                          Gangxing            CTH-608         02         2015/05/20    2016/05/19
Meter
SIGNAL
                           Agilent            E4421B      US40051744     2015/05/20    2016/05/19
GENERATOR
Wideband Peak Power
                           Anritsu           ML2495A       220.23.35     2015/05/20    2016/05/19
Meter
Climate Chamber            ESPEC              EL-10KA     A20120523      2015/05/20    2016/05/19
                                              9SH10-
High-Pass Filter             K&L            2700/X12750       N/A        2015/05/20    2016/05/19
                                               -O/O
                                              41H10-
High-Pass Filter             K&L            1375/U12750       N/A        2015/05/20    2016/05/19
                                               -O/O
RF Cable               HUBER+SUHNER           RG214           N/A        2015/05/20    2016/05/19


   V1.0                                    Page 11 of 34                 Report No.: CTL1512303898-WF

4. TEST CONDITIONS AND RESULTS

4.1. AC Power Conducted Emission

TEST CONFIGURATION




TEST PROCEDURE

1 The equipment was set up as per the test configuration to simulate typical actual usage per the user’s
manual. The EUT is a tabletop system, a wooden table with a height of 0.8 meters is used and is placed on
the ground plane as per ANSI C63.10-2013.
2 Support equipment, if needed, was placed as per ANSI C63.10-2013
3 All I/O cables were positioned to simulate typical actual usage as per ANSI C63.10-2013
4 The EUT received DC5V power from the adapter, the adapter received AC120V/60Hz power through a
Line Impedance Stabilization Network (LISN) which supplied power source and was grounded to the ground
plane.
5 All support equipments received AC power from a second LISN, if any.
6 The EUT test program was started. Emissions were measured on each current carrying line of the EUT
using a spectrum Analyzer / Receiver connected to the LISN powering the EUT. The LISN has two
monitoring points: Line 1 (Hot Side) and Line 2 (Neutral Side). Two scans were taken: one with Line 1
connected to Analyzer / Receiver and Line 2 connected to a 50 ohm load; the second scan had Line 1
connected to a 50 ohm load and Line 2 connected to the Analyzer / Receiver.
7 Analyzer / Receiver scanned from 150 KHz to 30MHz for emissions in each of the test modes.
8 During the above scans, the emissions were maximized by cable manipulation.
 Conducted emissions were investigated over the frequency range from 0.15MHz to 30MHz using a receiver
 bandwidth of 9kHz.

AC Power Conducted Emission Limit

For intentional device, according to § 15.207(a) AC Power Conducted Emission Limits is as following:

                                                Maximum RF Line Voltage (dBμV)
               Frequency
                  (MHz)                     CLASS A                             CLASS B
                                         Q.P.       Ave.                 Q.P.          Ave.
                0.15 - 0.50               79             66          66-56*           56-46*
                0.50 - 5.00               73             60               56            46
                5.00 - 30.0               73             60               60            50

             * Decreasing linearly with the logarithm of the frequency

TEST RESULTS


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vi.0                                      Page 13 of 34                  Report No.: CTL1512303808—WF
scan zmsme       "Voltace (9K—30M)FIN®
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  V1.0                                Page 14 of 34              Report No.: CTL1512303898-WF

4.2. Radiated Emission and band edge

TEST CONFIGURATION

Radiated Emission Test Set-Up
Frequency range 9KHz – 30MHz



      Turntable                           Loop antenna

                EUT             3m


                                                                         Test
                        0.8 m
                                                                        Receiver


         Ground Plane                            Coaxial Cable



Frequency range 30MHz – 1000MHz




                                     3m

           Turntable
                                                                              1m to 4m
                           EUT
      Test
     Receiver                             0.8m


         Ground Plane                                        Coaxial Cable


Frequency range above 1GHz-25GHz


    V1.0                                      Page 15 of 34                 Report No.: CTL1512303898-WF

TEST PROCEDURE

1  The EUT was placed on a turn table which is 0.8m above ground plane.
2  Maximum procedure was performed by raising the receiving antenna from 1m to 4m and rotating the turn
   table from 0℃ to 360℃ to acquire the highest emissions from EUT
3. And also, each emission was to be maximized by changing the polarization of receiving antenna both
    horizontal and vertical.
4. Repeat above procedures until all frequency measurements have been completed.
5. the fundamental frequency is 2400-2483.5MHz, So the radiation emissions frequency range were tested
    from 9KHz to 25GHz.

Field Strength Calculation

       The field strength is calculated by adding the Antenna Factor and Cable Factor and subtracting the
       Amplifier Gain and Duty Cycle Correction Factor(if any) from the measured reading. The basic equation with a
       sample calculation is as follows:

              FS = RA + AF + CL – AG


       Where FS = Field Strength                                 CL = Cable Attenuation Factor (Cable Loss)
             RA = Reading Amplitude                              AG = Amplifier Gain
             AF = Antenna Factor

    For example

           Frequency         FS            RA              AF            CL            AG           Transd
             (MHz)        (dBμV/m)      (dBμV/m)          (dB)          (dB)          (dB)           (dB)
             300.00          40           58.1            12.2           1.6          31.90          -18.1

    Transd=AF +CL-AG

RADIATION LIMIT

For intentional device, according to § 15.209(a), the general requirement of field strength of radiated emission
from intentional radiators at a distance of 3 meters shall not exceed the following table. According to §
15.247(d), in any 100kHz bandwidth outside the frequency band in which the EUT is operating, the radio
frequency power that is produced by the intentional radiator shall be at least 20dB below that in the100kHz
bandwidth within the band that contains the highest level of desired power.

                       Frequency                  Distance                Radiated                Radiated
                         (MHz)                    (Meters)               (dBμV/m)                  (μV/m)

                         30-88                        3                    40.0                     100
                         88-216                       3                    43.5                     150
                        216-960                       3                    46.0                     200

                       Above 960                      3                    54.0                     500


  V1.0                                Page 16 of 34           Report No.: CTL1512303898-WF

TEST RESULTS

Below 1GHz:
The radiated measurement are performed the each test mode and channel (low/mid/high), the datum
recorded below is the worst case for all the test mode and channel.


sWEEP TABLE: "test (3OM—1G)"
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                             Zine           Bandv.
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177       «2a




                                                                             ERREERE


   V1.0                                   Page 18 of 34            Report No.: CTL1512303898-WF

                                Reading         Measure
                  Frequency             Factor             Limit                 Margin
 CH    Antenna                   Level           Level                                      Detector
                    (MHz)                (dB)            (dBuV/m)                 (dB)
                               (dBuV/m)        (dBuV/m)
          V          2402        61.4    29.1    90.5   Fundamental                 /          PK
          V          3200        13.6    31.1    44.7    54(note3)                 9.3         PK
          V          2390        36.3    32.2    68.5       74                     5.5         PK
          V          2390        13.9    32.2    46.1       54                     7.9         AV
          V          2400        37.7    32.1    69.8       74                     4.2         PK
  0
          V          2400        15.2    32.1    47.3       54                     6.7         AV
          V          4804          3.6   42.6    46.2    54(note3)                 7.8         PK
          V          7206        21.4    46.5    67.9       74                     6.1         PK
          V          7206         -0.8   46.5    45.7       54                     8.3         AV
          H         24000        11.7    38.9    50.6       54                     3.4         PK
          V          2440        60.4    30.7    91.1   Fundamental                 /          PK
          V          3200        13.1    31.1    44.2    54(note3)                 9.8         PK
          V          4880        14.8    32.8    47.6    54(note3)                 6.4         PK
 19
          V          7320        19.9    46.8    66.7       74                     7.3         PK
          V          7320          0.5   46.1    46.6       54                     7.4         AV
          H         24000        11.7    38.9    50.6       54                     3.4         PK
          V          2480        60.7    29.5    90.2   Fundamental                 /          PK
          V          3200        14.7    31.1    45.8    54(note3)                 8.2         PK
          V         2483.5       35.2    30.2    65.4       74                     8.6         PK
          V         2483.5       13.9    30.2    44.1       54                     9.9         AV
 39
          V          4960        15.3    32.5    47.8    54(note3)                 6.2         PK
          V          7440        22.3    46.3    68.6       74                     5.4         PK
          V          7440         -0.6   46.3    45.7       54                     8.3         AV
          H         24000        11.7    38.9    50.6       54                     3.4         PK

Note: 1. Measure Level = Reading Level + Factor.
2. The test results which are attenuated more than 20 dB below the permissible value limit (the test
frequency range: 9kHz~30MHz, 18GHz~25GHz), therefore no data appear in the report.
3. This limit applies for using average detector, if the test result on peak is lower than average limit,
then average measurement needn’t be performed.
Remark: RBW 1MHz VBW 3MHz peak detector for PK value, RMS detector for AV value


   V1.0                                   Page 19 of 34             Report No.: CTL1512303898-WF

4.3. Maximum Peak Output Power

TEST CONFIGURATION


                                                          SPECTRUM
                    EUT                                   ANALYZER

TEST PROCEDURE
According to C63.10 -2013 and KDB 558074 D01 v03r03,The EUT was directly connected to the power meter
/ spectrum analyzer and antenna output port as show in the block diagram as TEST CONFIGURATION shows.
Use the wideband power meter to test peak power and record the result.

LIMIT
The Maximum Peak Output Power Measurement limit is 30dBm.

TEST RESULTS



Channel No.     Frequency      Measurement Power Output            Limit       Result
                   (MHz)                   (dBm)                   (dBm)
        0          2402                    -5.02                   30.00        Pass
        19         2440                    -4.81                   30.00        Pass
        39         2480                    -4.94                   30.00        Pass


   V1.0                                   Page 20 of 34               Report No.: CTL1512303898-WF

4.4. 6dB Bandwidth

TEST CONFIGURATION


                                                           SPECTRUM
                    EUT                                    ANALYZER

TEST PROCEDURE
1. The testing follows FCC KDB Publication No. 558074 D01 v03r03 (Measurement Guidelines of DTS).
2. The RF output of EUT was connected to the spectrum analyzer by a low loss cable.
3. Make the measurement with the spectrum analyzer's resolution bandwidth (RBW) = 100 kHz. In order to
make an accurate measurement, set the span greater than RBW. The 6 dB bandwidth must be greater than
500 kHz.
4. The marker-delta reading at this point is the 6 dB bandwidth of the emission.

LIMIT

For digital modulation systems, the minimum 6 dB bandwidth shall be at least 500 kHz.

TEST RESULTS


                  CHANNEL
                                     6dB BANDWIDTH             LIMIT
                 FREQUENCY
                                        (KHz)                  (KHz)          PASS/FAIL
                    (MHz)
                      2402               740.2                  500              PASS
                      2440               765.3                  500              PASS
                      2480               744.1                  500              PASS

                                               Low Channel


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         Middle Channel




          High Channel


   V1.0                                     Page 22 of 34              Report No.: CTL1512303898-WF

4.5. Power Spectral Density Measurement

TEST CONFIGURATION


                                                             SPECTRUM
                     EUT                                     ANALYZER


TEST PROCEDURE
The EUT was tested according to KDB 558074 D01 v03r03 for compliance to FCC 47CFR 15.247
requirements.
Set RBW= 3 kHz, VBW≥10KHz, SPAN to 1.5 times greater than the EBW,.
LIMIT
For digitally modulated systems, the power spectral density conducted from the intentional radiator to the
antenna shall not be greater than 8 dBm in any 3 kHz band during any time interval of continuous
transmission.


TEST RESULTS



                                     Channel            PSD           Maximum
   Modulation        Channel        Frequency                           limit        PASS / FAIL
     Mode                                            (dBm/3KHz)
                                      (MHz)                          (dBm/3KHz)

                        1               2402           -15.448             8             PASS
        GFSK           19               2440           -16.035             8             PASS
                       39               2480           -15.957             8             PASS


                                                Low channel


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         Middle channel




          High channel


   V1.0                                      Page 24 of 34               Report No.: CTL1512303898-WF


4.6. Spurious RF Conducted Emission and band edge

TEST CONFIGURATION


                                                              SPECTRUM
                     EUT                                      ANALYZER


TEST PROCEDURE

 The EUT was tested according to KDB 558074 D01 v03r03 for compliance to FCC 47CFR 15.247
 requirements.
 The Spurious RF conducted emissions compliance of RF radiated emission should be measured by following
 the guidance in ANSI C63.10-2013 with respect to maximizing the emission by rotating the EUT, measuring
 the emission while the EUT is situated in three orthogonal planes (if appropriate), adjusting the measurement
 antenna height and polarization etc. Set RBW=100kHz and VBM= 300KHz to measure the peak field
 strength , and measure frequeny range from 30MHz to 26.5GHz.

LIMIT
 In any 100 kHz bandwidth outside the frequency band in which the spread spectrum or digitally modulated
 intentional radiator is operating, the radio frequency power that is produced by the intentional radiator shall be
 at least 20 dB below that in the 100 kHz bandwidth within the band that contains the highest level of
 the desired power, based on either an RF conducted or a radiated measurement, provided the
 transmitter demonstrates compliance with the peak conducted power limits.

TEST RESULTS

                                                  Low channel


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         Middle channel


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          High channel


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  V1.0                                Page 28 of 34           Report No.: CTL1512303898-WF


4.7. Antenna Requirement

Standard Applicable

     For intentional device, according to FCC 47 CFR Section 15.203, an intentional radiator
     shall be designed to ensure that no antenna other than that furnished by the
     responsible party shall be used with the device.

     And according to FCC 47 CFR Section 15.247 (c), if transmitting antennas of
     directional gain greater than 6dBi are used, the power shall be reduced by the amount
     in dB that the directional gain of the antenna exceeds 6dBi.

     Refer to statement below for compliance.

     The manufacturer may design the unit so that the user can replace a broken antenna,
     but the use of a standard antenna jack or electrical connector is prohibited. Further,
     this requirement does not apply to intentional radiators that must be professionally
     installed.

Antenna Connected Construction

     The antenna used in this product is Chip Antenna, The directional gains of antenna
     used for transmitting is 0dBi.


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5. Test Setup Photos of the EUT


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6. External and Internal Photos of the EUT
                   External Photos of EUT


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       Internal Photos of EUT


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       ......................End of Report.......................



Document Created: 2016-01-13 09:17:26
Document Modified: 2016-01-13 09:17:26

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