RF Test Report-LTE-4

FCC ID: 2ADYY-CA7

Test Report

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FCCID_3759983

Test Report 18070029-FCC-R5 Page No. 101 of 120 LTE Band V - Low Channel QPSK-3 LTE Band V - High Channel QPSK-3 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (30.01/30)=4.0+0.1=4.1 dB (29.98/30)=4.0+0.1=4.1 dB LTE Band V - Low Channel 16QAM-3 LTE Band V - High Channel 16QAM-3 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (30.03/30)=4.0+0.1=4.1 dB (30.15/30)=4.0+0.1=4.1 dB

Test Report 18070029-FCC-R5 Page No. 102 of 120 LTE Band V - Low Channel QPSK-5 LTE Band V - High Channel QPSK-5 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (52.0/30)=4.0+2.2=6.2 dB (51.92/30)=4.0+2.2=6.2 dB LTE Band V - Low Channel 16QAM-5 LTE Band V - High Channel 16QAM-5 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (52.03/30)=4.0+2.2=6.2 dB (50.90/30)=4.0+2.2=6.2dB

Test Report 18070029-FCC-R5 Page No. 103 of 120 LTE Band V - Low Channel QPSK-10 LTE Band V - High Channel QPSK-10 LTE Band V - Low Channel 16QAM-10 LTE Band V - High Channel 16QAM-10

Test Report 18070029-FCC-R5 Page No. 104 of 120 6.8 Band Edge 27.53(m) Temperature 25 oC Relative Humidity 54% Atmospheric Pressure 1010mbar Test date : February 06, 2018 Tested By : Aarron Liang Requirement(s): Spec Requirement Applicable According to FCC 27.53(m)(4) specified that power of any emmission ouutside of the channel edge must be attenuated below the transmitting power(P) by a factor shall be not less than 43+10log (P)dB at the channel edge, the limit of emission equal to -13dBm. §27.53(m) And 55+10log (P)dB at 5.5MHz from the channel edges, the limit of emission equal to -25dBm. In the 1MHz bands immediately outside and adjacent to the frenqency block a resolution bandwidth of at least one percent of the emission bandwidth of the fundamental emission of the transmitter may be employed. Test Setup EUT Base Station Spectrum Analyzer - The EUT was connected to Spectrum Analyzer and Base Station via power Test divider. Procedure - The 99% and 26 dB occupied bandwidth (BW) of the middle channel for the highest RF powers. Remark Result Pass Fail Test Data Yes N/A Test Plot Yes (See below) N/A

Test Report 18070029-FCC-R5 Page No. 105 of 120 LTE Band VII (Part 27) result BW(MHz) Channel Frequency (MHz) Mode Emission (dBm) Limit (dBm) 16QAM -16.363 -13 5 20775 2500 QPSK -16.358 -13 16QAM -16.294 -13 5 21425 2570 QPSK -16.139 -13 16QAM -16.664 -13 10 20800 2500 QPSK -17.04 -13 16QAM -17.352 -13 10 21400 2570 QPSK -16.587 -13 16QAM -20.414 -13 15 20825 2500 QPSK -19.333 -13 16QAM -19.978 -13 15 21400 2570 QPSK -17.175 -13 16QAM -22.543 -13 20 20850 2500 QPSK -21.882 -13 16QAM -20.872 -13 20 21350 2571 QPSK -20.485 -13

Test Report 18070029-FCC-R5 Page No. 106 of 120 LTE Band VII (Part 27) LTE Band VII - Low Channel QPSK-5 LTE Band VII - High Channel QPSK-5 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (51.39/30)=4.5+2.2=6.7 dB (52.32/30)=4.5+2.2=6.7 dB LTE Band VII - Low Channel 16QAM-5 LTE Band VII - High Channel 16QAM-5 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (51.37/30)=4.5+2.2=6.7 dB (54.73/30)=4.5+2.2=6.7 dB

Test Report 18070029-FCC-R5 Page No. 107 of 120 LTE Band VII - Low Channel QPSK-10 LTE Band VII - High Channel QPSK-10 LTE Band VII - Low Channel 16QAM-10 LTE Band VII - High Channel 16QAM-10

Test Report 18070029-FCC-R5 Page No. 108 of 120 LTE Band VII - Low Channel QPSK-15 LTE Band VII - High Channel QPSK-15 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (147.6/100)=4.5+1.7=6.2 dB (148.5/100)=4.5+1.7=6.2 dB LTE Band VII - Low Channel 16QAM-15 LTE Band VII - High Channel 16QAM-15 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (150.3/100)=4.5+1.7=6.2dB (150.8/100)=4.5+1.7=6.2 dB

Test Report 18070029-FCC-R5 Page No. 109 of 120 LTE Band VII - Low Channel QPSK-20 LTE Band VII - High Channel QPSK-20 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (194/100)=4.5+2.8=7.3 dB (197.2/100)=4.5+2.8=7.3dB LTE Band VII - Low Channel 16QAM-20 LTE Band VII - High Channel 16QAM-20 Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (193.8/100)=4.5+2.8=7.3 dB (194.8/100)=4.5+2.8=7.3 dB

Test Report 18070029-FCC-R5 Page No. 110 of 120 6.9 Frequency Stability Temperature 24 oC Relative Humidity 55% Atmospheric Pressure 1013mbar Test date : February 05, 2018 Tested By : Aarron Liang Requirement(s): Spec Item Requirement Applicable According to §22.355, the carrier frequency of each transmitter in the Public Mobile Services must be maintained within the tolerances given in Table below: Frequency Tolerance for Transmitters in the Public Mobile Services Frequency Base, Mobile ≤ 3 Mobile ≤ 3 Range fixed watts watts (MHz) (ppm) (ppm) (ppm) §2.1055, 25 to 50 20.0 20.0 50.0 §22.355 & to 450 5.0 5.0 50.0 §24.235 a) 450 to 512 2.5 5.0 5 0 § 27.5(h); 821 to 896 1.5 2.5 2.5 § 27.54 928 to 929. 5.0 N/A N/A 929 to 960. 1.5 N/A N/A 2110 to 2220 10.0 N/A N/A According to §24.235, the frequency stability shall be sufficient to ensure that the fundamental emissions stay within the authorized frequency block. According to §27.54, The frequency stability shall be sufficient to ensure that the fundamental emissions stay within the authorized bands of operation.

Test Report 18070029-FCC-R5 Page No. 111 of 120 Test setup EUT Base Station Thermal Chamber A communication link was established between EUT and base station. The frequency error was monitored and measured by base station under variation Procedure of ambient temperature and variation of primary supply voltage. Limit: The frequency stability of the transmitter shall be maintained within ±0.00025% (±2.5ppm) of the center frequency. Frequency Stability versus Temperature: The Frequency tolerance of the Remark carrier signal shall be maintained within 2.5ppm of the operating frequency over a temperature variation of -10ºC to +55ºC at normal supply voltage. Result Pass Fail Test Data Yes N/A Test Plot Yes (See below) N/A

Test Report 18070029-FCC-R5 Page No. 112 of 120 LTE Band II (Part 24E) result Middle Channel, fo = 1880 MHz Frequency Frequency Temperature Power Supplied Limit Error Error (℃) (VDC) (ppm) (Hz) (ppm) -10 -6 0.0032 2.5 0 -10 0.0053 2.5 10 -9 0.0048 2.5 20 -11 0.0059 2.5 3.7 30 -14 0.0074 2.5 40 -9 0.0048 2.5 50 -10 0.0053 2.5 55 -10 0.0053 2.5 4.2 -12 0.0064 2.5 25 3.5 -14 0.0074 2.5 LTE Band IV (Part 27) result Middle Channel, fo = 1732.5 MHz Frequency Frequency Temperature Power Supplied Limit Error Error (℃) (VDC) (ppm) (Hz) (ppm) -10 -11 0.0063 2.5 0 -19 0.0110 2.5 10 -16 0.0092 2.5 20 -10 0.0058 2.5 3.7 30 -7 0.0040 2.5 40 -9 0.0052 2.5 50 -11 0.0063 2.5 55 -13 0.0075 2.5 4.2 -15 0.0087 2.5 25 3.5 -17 0.0098 2.5

Test Report 18070029-FCC-R5 Page No. 113 of 120 LTE Band V (Part 22H) result Middle Channel, fo = 836.5 MHz Frequency Frequency Temperature Power Supplied Limit Error Error (℃) (VDC) (ppm) (Hz) (ppm) -10 -11 0.0043 2.5 0 -9 0.0036 2.5 10 -9 0.0036 2.5 20 -8 0.0032 2.5 3.7 30 -11 0.0043 2.5 40 -9 0.0036 2.5 50 -10 0.0039 2.5 55 -6 0.0024 2.5 4.2 -10 0.0039 2.5 25 3.5 -12 0.0047 2.5 LTE Band VII (Part 27) result Middle Channel, fo = 2535 MHz Frequency Frequency Temperature Power Supplied Limit Error Error (℃) (VDC) (ppm) (Hz) (ppm) -10 -11 0.0043 2.5 0 -9 0.0036 2.5 10 -9 0.0036 2.5 20 -8 0.0032 2.5 3.7 30 -11 0.0043 2.5 40 -9 0.0036 2.5 50 -10 0.0039 2.5 55 -6 0.0024 2.5 4.2 -10 0.0039 2.5 25 3.5 -12 0.0047 2.5

Test Report 18070029-FCC-R5 Page No. 114 of 120 Annex A. TEST INSTRUMENT Instrument Model Serial # Cal Date Cal Due In use RF Conducted Test Agilent ESA-E SERIES E4407B MY45108319 09/14/2017 09/13/2018 SPECTRUM ANALYZER Power Splitter 1# 1# 08/30/2017 08/29/2018 Universal Radio CMU200 121393 09/23/2017 09/22/2018 Communication Tester Temperature/Humidity UHL-270 001 10/07/2017 10/06/2018 Chamber DC Power Supply E3640A MY40004013 09/15/2017 09/14/2018 RF Power Sensor Dare AY554013 09/15/2017 09/14/2018 RPR3006C/P/W Radiated Emissions EMI test receiver ESL6 100262 09/15/2017 09/14/2018 OPT 010 AMPLIFIER 8447E 2727A02430 08/30/2017 08/29/2018 (0.1-1300MHz) Horn Antenna BBHA9170 3145226D1 09/27/2017 09/26/2018 Microwave Preamplifier 8449B 3008A02402 03/23/2017 03/22/2018 (1～26.5GHz) Bilog Antenna JB6 A110712 09/19/2017 09/18/2018 (30MHz~6GHz) Bilog Antenna JB1 A112017 09/19/2017 09/18/2018 (30MHz~2GHz) Double Ridge Horn AH-118 71259 09/22/2017 09/21/2018 Antenna (1 ~18GHz) Double Ridge Horn AH-118 71283 09/22/2017 09/21/2018 Antenna (1 ~18GHz) SYNTHESIZED SIGNAL 8665B 3744A01293 09/15/2017 09/14/2018 GENERATOR Power Amplifier SMC150D R1553-0313 03/08/2017 03/07/2018 Power Amplifier S61-25 R1553-0516 05/26/2017 05/25/2018 Power Amplifier S41-25D R1553-0314 05/26/2017 05/25/2018

Test Report 18070029-FCC-R5 Page No. 115 of 120 3NF-800/1000- Tunable Notch Filter AA4 08/30/2017 08/29/2018 S

Test Report 18070029-FCC-R5 Page No. 116 of 120 Annex C. TEST SETUP AND SUPPORTING EQUIPMENT Annex C.ii. TEST SET UP BLOCK Block Configuration Diagram for Radiated Emissions Support Equipment Headset Antenna Adapter EUT Test Table 150 cm above ground plane d=3meter Receiving Antenna

Test Report 18070029-FCC-R5 Page No. 117 of 120 Annex C. iI. SUPPORTING EQUIPMENT DESCRIPTION The following is a description of supporting equipment and details of cables used with the EUT. Supporting Equipment: Equipment Manufacturer Model Serial No Description TECNO MOBILE LIMITED Adapter A88-502000 N/A TECNO MOBILE LIMITED Earphone CA7 N/A Wireless Connectivity Agilent N4010A N/A Test Set OEM omnidirectional antenna AntSuck N/A Supporting Cable: Ferrite Cable type Shield Type Length Serial No Core USB Cable Un-shielding No 0.8m N/A

Test Report 18070029-FCC-R5 Page No. 118 of 120 Annex C.ii. EUT OPERATING CONKITIONS N/A

Test Report 18070029-FCC-R5 Page No. 119 of 120 Annex D. User Manual / Block Diagram / Schematics / Partlist Please see the attachment

Test Report 18070029-FCC-R5 Page No. 120 of 120 Annex E. DECLARATION OF SIMILARITY N/A


Document Created: 2018-02-09 13:16:45
Document Modified: 2018-02-09 13:16:45
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