2BVRG-JQ-DCU-B01Type B concentrator

User Manual 3 Product identification and positioning 3.1 production label Identify the project Specific content product name Type b concentrator R&D code JQ-DCU-EM32-B01 utility units Chongqing jiuqi science & technology company 3.2 Product positioning Smart grid data acquisition core terminal equipment realizes centralized data acquisition, storage and transmission of multiple power equipment of the same type, supports remote monitoring, fault diagnosis and multi-protocol compatibility, and provides support for power remote monitoring, billing and operation and maintenance management. 4 technical parameter Parameter category specific items technical requirement outline dimension Length, width and height 139*100*39±2mm behaviour of electricity Power supply adaptability Only 24V input is supported in theory (it is not recommended because of the risk of overheating, and the manufacturer will not bear all the responsibilities caused by it). Support 12V input (recommended) Power consumption of the whole machine (double network port scheme) Total power consumption < ＜10W, MCU 0.5W, 4G module 7.5W, Bluetooth +WiFi 0.5W, network 2.4W, other 2.2w. Communication performance Support protocol DL/T 645、Modbus RTU Communication interface type Ethernet (WAN/LAN dual-port), 4G, RS485, Bluetooth Operational performance Power-on start-up time of equipment ≤30s acclimatization Working temperature -20°C～+70°C Storage temperature -30°C～+80°C Storage performance storage medium Internal Flash+external Flash dual media 5 Core function 5.1 Centralized acquisition of multi-equipment power data ● Acquisition object: multiple electric equipment of the same type (such as electric meters). ● Acquisition parameters: electric quantity, voltage and current; ● Access mode: RS485 interface and Ethernet (LAN port); ● Protocol adaptation:DL/T 645、Modbus RTU . 5.2 Data processing and storage ● Data preprocessing: check the validity of the collected data, filter the abnormal values and make statistical analysis (hourly/daily/monthly statistical maximum, minimum and average); ● Data storage: internal Flash storage device configuration, short-term data within one week, and cyclic coverage (permanent storage of key data) is supported; ● Data query: support the query request initiated by the superior platform or local debugging terminal, and the response time is ≤1s. 5.3 Remote data transmission ● Transmission path: 4G wireless (supporting full netcom) and Ethernet (WAN port); ● Transmission protocol: MQTT; ● Transmission content: real-time collection of data, statistical data, equipment status data, fault data and configuration response results; ● Transmission guarantee: automatic reconnection after disconnection, and supplementary transmission of key data during interruption after reconnection. 5.4 Fault diagnosis and alarm ● Fault detection range： . Hardware failure: abnormal power supply voltage, 4G module offline, Ethernet disconnected, RS485 unresponsive, storage read-write error; . Data failure: the collected data is missing, and the data is beyond the scope specified in the agreemen; . Protocol failure: 5 consecutive protocol frame parsing errors; ● Alarm mode： . Local instructions: the power light (red) flashes (once per second, power failure), the 4G/ Ethernet light (green) goes out/flashes (twice per second, communication failure), and the storage light (yellow) flashes (three times per second, storage failure); . Remote reporting: fault type, fault code, occurrence time and duration; 5.5 Operation and maintenance and protocol configuration ● Remote upgrade: receive the upgrade package of the superior platform, back up the firmware after MD5 verification, perform the upgrade, and automatically restore to the pre-upgrade version after power failure； ● Protocol configuration: support superior platform or local debugging terminal to configure DL/T 645 (baud rate 2400/4800/9600bps) and Modbus RTU (slave station address, baud rate, parity bit without/even)； ● Local debugging: Connect the debugging terminal via Bluetooth, check the equipment status, read the collected data and export the fault log; 6 Hardware structure design 6.1 appearance design Appearance structure: square iron box, standing, size (conventional design) length 139mm× width 100mm× height 39mm; Material technology: cold-rolled steel plate with 1mm shell, electrostatic spraying (black, RAL 9005); Front ABS plastic panel (white, RAL9003) with screen-printed interface logo; Installation method: wall-mounted (2 installation holes on the back, with a diameter of Φ 5 mm and a spacing of 150mm), supporting desktop/cabinet placement; 6.2 Interface layout ● Top: 2 antenna interfaces (4G/ Bluetooth +WiFi antenna)； ● Front: 2 RJ45 Ethernet ports (marked "WAN" and "LAN"), RS485 interface (marked "5GND BA"), 5 status indicators (power supply, BLE/WIFI, 4G, NET, ERR) and 1 DC jack.；。 6.3 Hardware architecture (dual-port scheme) kernel module functional description MCU module Core control, data scheduling, protocol analysis, task management. 4G module 4G wireless communication, supporting full netcom Bluetooth +WiFi module 5.0 Local debugging, supporting Bluetooth 5.0. network module 100 Gigabit Ethernet, WAN port (platform communication), LAN port (equipment acquisition) power-supply module 220V AC to DC, output 3.3V(MCU/ Bluetooth +WiFi), 5V. (network module), 12V(4G module) Detection module Voltage/current detection, communication status detection, fault location to module level. 7 Software architecture design 7.1 Software layered architecture Software hierarchy Core function Hardware driver layer GPIO/UART/SPI/IIC/EMAC driver and communication module (4G/ Ethernet /RS485/ Bluetooth) driver and external storage (SPI-Flash) driver. Operating system layer Real-time task scheduling (preemptive priority), memory management (dynamic allocation /release), interrupt management, IPC (semaphore/message queue) Middleware layer MQTT protocol stack, TCP/IP protocol stack (LwIP)…

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Chongqing Jiuqi Technology Co., Ltd Covered Equipment Certification Attestation Letter 4/28/2026 Federal Communications Commission Authorization and Evaluation Division 7435 Oakland Mills Road Columbia, MD 21046 USA ATTN.: Reviewing Engineer FCC ID: 2BVRG-JQ-DCU-B01 Chongqing Jiuqi Technology Co., Ltd (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. Note: If the equipment for which the applicant seeks authorization is produced by any of the entities identified on the current Covered List , the applicant should include an explanation on why the equipment is not “covered” equipment. Chongqing Jiuqi Technology Co., Ltd (“the applicant”) certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Chongqing Jiuqi Technology Co., Ltd (“the applicant”) certifies that the equipment for which authorization is sought does not include cybersecurity or anti-virus software produced or provided by Kaspersky Lab, Inc. or any of its successors and assignees, including equipment with integrated Kaspersky Lab, Inc. (or any of its successors and assignees) cybersecurity or anti-virus software pursuant to DA-24-886 and KDB 986446 D01 Covered Equipment Guidance section B(2a). Signature: Name: Shihong Deng Telephone No: 4000522999 Email: [email protected]

Chongqing Jiuqi Technology Co., Ltd 2026.04.28 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 FCC ID: 2BVRG-JQ-DCU-B01 Authority to Act as Agent On our behalf, I appoint Shenzhen Huaxin Information Technology Services Co., Ltd., Add.: 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China to act as our agent in the preparation of this application for equipment certification. I certify that submitted documents properly describe the device or system for which equipment certification is sought. I also certify that each unit manufactured, imported or marketed, as defined in the Federal Communications Commission’s regulations will have affixed to it a label identical to that submitted for approval with this application. For instances where our authorized agent signs the application for certification on our behalf, I acknowledge that all responsibility for complying with the terms and conditions for certification, still resides with Chongqing Jiuqi Technology Co., Ltd, Add.: No. 21-2, Building 1, No. 155 Yushong West Road, Longshan Subdistrict, Liangjiang New District, Chongqing, China Signature: Name: Shihong Deng Telephone No: 4000522999 Email: [email protected]

Chongqing Jiuqi Technology Co., Ltd 2026.04.28 Federal Communications Commission Authorization & Evaluation Division 7345 Oakland Mills Road Columbia, Maryland 21046 RE: LETTER OF AGENT AUTHORIZATION FCC ID: 2BVRG-JQ-DCU-B01 To Whom It May Concern: We, the undersigned, hereby authorize Compliance Testing, LLC to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). Sincerely, Signature: Name: Shihong Deng Telephone No: 4000522999 Email: [email protected]

Chongqing Jiuqi Technology Co., Ltd 2026. 04.28 E quipment Autorisation Division Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 F CC ID: _ 2BVRG-JQ-DCU-B01___________ Product Name: __ Type B concentrator _________ Request for Confidentiality P ursuant to Sections 0.457 and 0.459 of the commission’s rules, we hereby request that the following documents be held confidential: Block Diagram Schematics Operational Description BOM List Tune-Up Info Thes e materials contain trade secrets and proprietary information and are not customarily released to the public. The public disclosure of this information might be harmful to the company and provide unjustified benefits to our competitors. Signature: Name: Shihong Deng Telephone No: 4000522999 E mail: [email protected]

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net Page 1 of 4 External Photographs WIFI/BLE Ant. LTE Antenna Page 2 of 4 Page 3 of 4 Page 4 of 4

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Te l : +86-755-21018313 Http: //www.tecovo.net Page 1 of 1 Label Label Location 1.

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Te l : +86-755-21018313 Http: //www.tecovo.net Page 1 of 6 Internal Photographs Page 2 of 6 Page 3 of 6 Page 4 of 6 Page 5 of 6 Page 6 of 6

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel.: +86-755-21018313 Http: //www.tecovo.net Maximum Permissible Exposure Evaluation FCC ID: 2BVRG-JQ-DCU-B01 According to FCC 1.1310: The criteria listed in the following table shall be used to evaluate the environment impact of human exposure to radio frequency (RF) Radiation as specified in §1.1307(b) EUT Specification Product Name: Type B concentrator Trade Mark: Chongqing Jiuqi Technology Model/Type reference: JQ-DCU-EM32-B01 Listed Model(s): / Frequency band (Operating): BLE: 2402MHz~2480MHz WIFI: 2412MHz~2462MHz LTE FDD Band 5 UL: 824.7MHz~848.3MHz, DL: 869.7MHz~893.3MHz LTE TDD Band 41 UL: 2498.5MHz~2687.5MHz, DL: 2498.5MHz~2687.5MHz Device category: Portable (<5mm separation) Mobile (>20cm separation) Fixed (>20cm separation) Others ___ Exposure classification: Occupational/Controlled exposure (S=5mW/cm2) General Population/Uncontrolled exposure (S=1mW/cm2) Antenna diversity: Single antenna Multiple antennas Antenna gain: BLE: 0.41dBi Max WIFI: 0.30dBi Max FDD Band 5: 1.95dBi Max TDD Band 41: 0.87dBi Max Evaluation applied: MPE Evaluation SAR Evaluation Limits for Maximum Permissible Exposure (MPE) Frequency Range (MHz) Electric Field Strength(V/m) Magnetic Field Strength(A/m) Power Density(mW/cm 2 ) Average Time (A) Limits for Occupational/Control Exposures 300-1500 -- -- F/300 6 1500-100000 -- -- 5 6 (B) Limits for General Population/Uncontrol Exposures 300-1500 -- -- F/1500 30 1500-100000 -- -- 1 30 F = frequency in MHz Page 2 of 2 Report No.: HX260414R005 Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Te l.: +86-755-21018313 Http: //www.tecovo.net Friis transmission formula: Pd=(Pout*G)\(4*pi*R 2 ) Where Pd= Power density in mW/cm 2 Pout= output power to antenna in mW G= gain of antenna in linear scale Pi= 3.1416 R= distance between observation point and center of the radiator in cm Pd the limit of MPE 1mW/cm 2 . If we know the maximum gain of the antenna and total power input to the antenna, through the calculation, We will know the distance where the MPE limit is reached. Measurement Result Band Frequency (MHz) Antenna Gain (dBi) Maximum Power (dBm) Tune up tolerance (dBm) Max. Tune up Power (dBm) Power Density at 20cm (mW/cm 2 ) Limit (mW/cm 2 ) Verdict BLE 2402 0.41 9.59 10±1 11 0.00275 1.000 PASS 802.11b 2437 0.30 14.26 14±1 15 0.00674 1.000 PASS 802.11g 2437 0.30 12.15 12±1 13 0.00425 1.000 PASS 802.11n(HT20) 2437 0.30 11.92 12±1 13 0.00425 1.000 PASS LTE Band 5 836.5 1.95 24.79 25±1 26 0.12409 0.558 PASS LTE Band 41 2593 0.87 23.92 24±1 25 0.07687 1.000 PASS The LTE and WLAN can transmit simultaneously LTE Band 5 Power density at 20cm (mW ) WLAN Power density at 20cm (mW ) Total Power density at 20cm(mW ) Limit Verdict 0.2224 0.0067 0.2291 1 PASS Total E-field strength = ((E-field strength)/ (Limit) + (E-field strength)/ (Limit)...) ≤ 1 Note: For a more detailed features description, Please refer to the RF Test Report. **********************THE END**********************

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net TEST REPORT Report No. ··························: HX260414R004 FCC ID································: 2BVRG-JQ-DCU-B01 Applicant····························: Chongqing Jiuqi Technology Co., Ltd Address·······························: No. 21-2, Building 1, No. 155 Yushong West Road, Longshan Subdistrict, Liangjiang New District, Chongqing, China Manufacturer························: Chongqing Jiuqi Technology Co., Ltd Address·······························: No. 21-2, Building 1, No. 155 Yushong West Road, Longshan Subdistrict, Liangjiang New District, Chongqing, China Product Name······················: Type B concentrator Trade Mark···························: Chongqing Jiuqi Technology Model/Type reference·············: JQ-DCU-EM32-B01 Listed Model(s) ··· ·················: / Standard·····························: CFR47 PART 22H, 27 Date of receipt of test sample...: Jan. 11, 2025 Date of testing.......................: Jan. 12, 2026 ~ Apr. 23, 2026 Date of issue.........................: Apr. 24, 2026 Result.................................: PASS Compiled by: (Printed name + signature) Terry Su Approved by: (Printed name + signature) Amy Zhai Testing Laboratory Name......: Shenzhen Huaxin Information Technology Service Co., Ltd Address...............................: 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China This test report shall not be copied in any form except with the written approval of our laboratory. The customer shall not claim that the product has been endorsed by Shenzhen Huaxin Information Technology Service Co., Ltd. based on this report, The test results in the report are only applicable to the samples tested. Without the signatures of the compiled engineer and the approver, the test report will be invalid. Any objection shall be submitted to Shenzhen Huaxin Information Technology Service Co., Ltd. within 15 days from the date of receiving the report. After this period, it will not be considered. The test report only corresponds to the test sample. Page 2 of 26 Report No.: HX260414R004 Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Te l . : +86-755-21018313 Http: //www.tecovo.net Table of Contents Page 1. SUMMARY ................................................................................................................................................. 3 1.1. T EST STA N D AR D S ................................................................................................................................................. 3 1.2. R EPORT VERSION ................................................................................................................................................. 3 1.3. T EST DESCRIPTION ............................................................................................................................................... 4 1.4. T EST FACILITY ...................................................................................................................................................... 5 1.5. M EASUREMENT UNCERTAINTY ............................................................................................................................... 6 1.6. E NVIRONMENTAL CONDITIONS ............................................................................................................................... 6 2. GENERAL INFORMATION ............................................................................................................................ 7 2.1. C LIENT INFORMATION ........................................................................................................................................... 7 2.2. G ENERAL DESCRIPTION OF EUT ............................................................................................................................. 7 2.3. D ESCRIPTION OF TEST MODES AND TEST FREQUENCY ................................................................................................. 8 2.4. M EASUREMENT INSTRUMENTS LIST ........................................................................................................................ 9 3. TEST ITEM AND RESULTS ........................................................................................................................... 10 3.1. C ONDUCTED OUTPUT POWER .............................................................................................................................. 10 3.2. P EAK-TO-AVERAGE RAT I O.................................................................................................................................... 11 3.3. O CCUPY BANDWIDTH ......................................................................................................................................... 12 3.4. O UT OF BAND EMISSION AT ANTENNA TERMINALS .................................................................................................... 13 3.5. B AND EDGE COMPLIANCE .................................................................................................................................... 14 3.6. R ADIATED POWER MEASUREMENT ....................................................................................................................... 16 3.7. R ADIATED SPURIOUS EMISSION ............................................................................................................................ 21 3.8. F REQUENCY STABILITY ......................................................................................................................................... 26 Page 3 of 26 Repor…

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Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net Appendix for LTE Band 5 Applicant: Chongqing Jiuqi Technology Co., Ltd Address: No. 21-2, Building 1, No. 155 Yushong West Road, Longshan Subdistrict, Liangjiang New District, Chongqing, China Product Name: Type B concentrator Model: JQ-DCU-EM32-B01 FCC ID: 2BVRG-JQ-DCU-B01 1 TABLE OF CONTENTS 1. Conducted Output Power ................................................................................. 2 2. Frequency Stability ........................................................................................... 5 4. 99% & 26dB Bandwidth .................................................................................. 11 5. Peak-Average Ratio........................................................................................ 31 6. Spurious Emission and Band Edge ................................................................ 45 2 1. Conducted Output Power 1.1 Test Result 1.1.1 B5_1.4MHz Band: 5 / Bandwidth: 1.4MHz / NTNV Modulation Frequency (MHz) RB Allocation Conducted Power (dBm) Verdict Size Offset QPSK 824.7 1 0 23.75 Pass 2 23.61 Pass 5 23.74 Pass 3 0 23.62 Pass 2 23.67 Pass 3 23.80 Pass 6 0 22.77 Pass 836.5 1 0 24.41 Pass 2 24.31 Pass 5 24.11 Pass 3 0 24.28 Pass 2 24.12 Pass 3 24.24 Pass 6 0 23.21 Pass 848.3 1 0 24.27 Pass 2 24.23 Pass 5 24.07 Pass 3 0 24.11 Pass 2 23.99 Pass 3 24.16 Pass 6 0 23.34 Pass 16QAM 824.7 1 0 22.53 Pass 2 22.72 Pass 5 22.98 Pass 3 0 22.72 Pass 2 22.82 Pass 3 22.86 Pass 6 0 21.81 Pass 836.5 1 0 23.29 Pass 2 23.20 Pass 5 23.17 Pass 3 0 23.38 Pass 2 23.32 Pass 3 23.32 Pass 6 0 22.31 Pass 848.3 1 0 23.18 Pass 2 23.16 Pass 5 23.13 Pass 3 0 23.14 Pass 2 23.03 Pass 3 23.16 Pass 6 0 22.38 Pass 1.1.2 B5_3MHz 3 Band: 5 / Bandwidth: 3MHz / NTNV Modulation Frequency (MHz) RB Allocation Conducted Power (dBm) Verdict Size Offset QPSK 825.5 1 0 22.98 Pass 7 23.30 Pass 14 23.22 Pass 8 0 22.28 Pass 4 22.30 Pass 7 22.51 Pass 15 0 22.36 Pass 836.5 1 0 24.32 Pass 7 24.06 Pass 14 23.74 Pass 8 0 23.25 Pass 4 23.22 Pass 7 23.15 Pass 15 0 23.31 Pass 847.5 1 0 23.87 Pass 7 24.31 Pass 14 24.03 Pass 8 0 23.12 Pass 4 23.27 Pass 7 23.29 Pass 15 0 23.13 Pass 16QAM 825.5 1 0 21.97 Pass 7 22.33 Pass 14 22.34 Pass 8 0 21.41 Pass 4 21.55 Pass 7 21.59 Pass 15 0 21.40 Pass 836.5 1 0 23.51 Pass 7 23.44 Pass 14 23.09 Pass 8 0 22.46 Pass 4 22.38 Pass 7 22.18 Pass 15 0 22.23 Pass 847.5 1 0 22.68 Pass 7 23.02 Pass 14 22.88 Pass 8 0 22.17 Pass 4 22.35 Pass 7 22.41 Pass 15 0 22.24 Pass 1.1.3 B5_5MHz Band: 5 / Bandwidth: 5MHz / NTNV Modulation Frequency (MHz) RB Allocation Conducted Power (dBm) Verdict Size Offset QPSK 826.5 1 0 23.31 Pass 13 23.43 Pass 24 24.10 Pass 12 0 22.50 Pass 6 22.52 Pass 13 22.81 Pass 4 25 0 22.75 Pass 836.5 1 0 24.79 Pass 13 24.17 Pass 24 24.03 Pass 12 0 23.52 Pass 6 23.43 Pass 13 23.24 Pass 25 0 23.33 Pass 846.5 1 0 23.76 Pass 13 24.19 Pass 24 24.33 Pass 12 0 22.95 Pass 6 23.16 Pass 13 23.39 Pass 25 0 23.24 Pass 16QAM 826.5 1 0 22.47 Pass 13 22.60 Pass 24 23.34 Pass 12 0 21.67 Pass 6 21.68 Pass 13 21.97 Pass 25 0 21.80 Pass 836.5 1 0 23.88 Pass 13 23.39 Pass 24 23.14 Pass 12 0 22.61 Pass 6 22.44 Pass 13 22.29 Pass 25 0 22.48 Pass 846.5 1 0 23.13 Pass 13 23.42 Pass 24 23.60 Pass 12 0 22.10 Pass 6 22.29 Pass 13 22.68 Pass 25 0 22.39 Pass 1.1.4 B5_10MHz Band: 5 / Bandwidth: 10MHz / NTNV Modulation Frequency (MHz) RB Allocation Conducted Power (dBm) Verdict Size Offset QPSK 829 1 0 22.43 Pass 25 23.31 Pass 49 24.22 Pass 25 0 21.90 Pass 13 22.39 Pass 25 23.16 Pass 50 0 22.43 Pass 836.5 1 0 24.74 Pass 25 24.13 Pass 49 23.69 Pass 25 0 23.71 Pass 13 23.34 Pass 25 22.98 Pass 50 0 23.35 Pass 844 1 0 23.42 Pass 5 25 23.65 Pass 49 24.22 Pass 25 0 22.58 Pass 13 22.78 Pass 25 23.12 Pass 50 0 22.80 Pass 16QAM 829 1 0 21.85 Pass 25 22.75 Pass 49 23.55 Pass 12 0 21.77 Pass 19 22.41 Pass 38 23.23 Pass 27 0 20.96 Pass 836.5 1 0 24.05 Pass 25 23.52 Pass 49 22.92 Pass 12 0 23.90 Pass 19 23.42 Pass 38 22.80 Pass 27 0 22.75 Pass 844 1 0 22.74 Pass 25 23.14 Pass 49 23.61 Pass 12 0 22.35 Pass 19 22.76 Pass 38 23.44 Pass 27 23 22.26 Pass 2. Frequency Stability 2.1 Test Result 2.1.1 B5_1.4MHz Band: 5 / Bandwidth: 1.4MHz Modulation Frequency (MHz) RB Allocation Temp. (°C) Voltage (VDC) Freq. Error (Hz) Freq. vs. Rated (ppm) Verdict Size Offset Result Limit QPSK 824.7 6 0 23 10.8 -4.449 -0.0054 -2.5 to 2.5 Pass 12.0 -3.619 -0.0044 -2.5 to 2.5 Pass 13.2 -3.033 -0.0037 -2.5 to 2.5 Pass -20 12.0 -2.704 -0.0033 -2.5 to 2.5 Pass -10 12.0 -2.847 -0.0035 -2.5 to 2.5 Pass 0 12.0 -2.060 -0.0025 -2.5 to 2.5 Pass 10 12.0 -2.847 -0.0035 -2.5 to 2.5 Pass 30 12.0 -1.960 -0.0024 -2.5 to 2.5 Pass 40 12.0 -2.475 -0.0030 -2.5 to 2.5 Pass 50 12.0 -2.332 -0.0028 -2.5 to 2.5 Pass 60 12.0 -1.802 -0.0022 -2.5 to 2.5 Pass 70 12.0 -1.559 -0.0019 -2.5 to 2.5 Pass 836.5 6 0 23 10.8 -3.304 -0.0039 -2.5 to 2.5 Pass 12.0 -3.161 -0.0038 -2.5 to 2.5 Pass 13.2 -3.119 -0.0037 -2.5 to 2.5 Pass -20 12.0 -2.317 -0.0028 -2.5 to 2.5 Pass -10 12.0 -2.189 -0.0026 -2.5 to 2.5 Pass 0 12.0 -2.847 -0.0035 -2.5 to 2.5 Pass 10 12.0 -1.488 -0.0018 -2.5 to 2.5 Pass 6 30 12.0 -2.074 -0.0025 -2.5 to 2.5 Pass 40 12.0 -1.960 -0.0023 -2.5 to 2.5 Pass 50 12.0 -1.101 -0.0013 -2.5 to 2.5 Pass 60 12.0 -0.916 -0.0011 -2.5 to 2.5 Pass 70 12.0 -1.931 -0.0023 -2.5 to 2.5 Pass 848.3 6 0 23 10.8 -4.048 -0.0048 -2.5 to 2.5 Pass 12.0 -3.276 -0.0039 -2.5 to 2.5 Pass 13.2 -3.347 -0.0039 -2.5 to 2.5 Pass -20 12.0 -2.031 -0.0024 -2.5 to 2.5 Pass -10 12.0 -2.561 -0.0030 -2.5 to 2.5 Pass 0 12.0 -1.960 -0.0023 -2.5 to 2.5 Pass 10 12.0 -2.446 -0.0029 -2.5 to 2.5 Pass 30 12.0 -1.988 -0.0023 -2.5 to 2.5 Pass 40 12.0 -2.847 -0.0035 -2.5 to 2.5 Pass 50 12.0 -4.621 -0.0054 -2.5 to 2.5 Pass 60 12.0 -4.377 -0.0052 -2.5 to 2.5 Pass 70 12.0 -4.320 -0.0051 -2.5 to 2.5 Pass 16QAM 824.7 6 0 23 10.8 -1.831 -0.0022 -2.5 to 2.5 Pass 12.0 -1.473 -0.0018 -2.5 to…

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61 Band41_10MHz_QPSK_HCH_2685MHz_RB_50_0_NTNV Band41_10MHz_16QAM_LCH_2501MHz_RB_1_0_NTNV Band41_10MHz_16QAM_LCH_2501MHz_RB_1_0_NTNV 62 Band41_10MHz_16QAM_LCH_2501MHz_RB_1_0_NTNV Band41_10MHz_16QAM_LCH_2501MHz_RB_1_0_NTNV Band41_10MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV 63 Band41_10MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV Band41_10MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV Band41_10MHz_16QAM_HCH_2685MHz_RB_1_0_NTNV 64 Band41_10MHz_16QAM_HCH_2685MHz_RB_1_0_NTNV Band41_10MHz_16QAM_HCH_2685MHz_RB_1_0_NTNV Band41_10MHz_16QAM_HCH_2685MHz_RB_1_49_NTNV 65 6.2.3 B41_15MHz Band41_15MHz_QPSK_LCH_2503.5MHz_RB_1_0_NTNV Band41_15MHz_QPSK_LCH_2503.5MHz_RB_1_0_NTNV Band41_15MHz_QPSK_LCH_2503.5MHz_RB_1_0_NTNV 66 67 Band41_15MHz_QPSK_LCH_2503.5MHz_RB_1_0_NTNV Band41_15MHz_QPSK_LCH_2503.5MHz_RB_75_0_NTNV Band41_15MHz_QPSK_MCH_2593MHz_RB_1_0_NTNV 68 Band41_15MHz_QPSK_MCH_2593MHz_RB_1_0_NTNV Band41_15MHz_QPSK_MCH_2593MHz_RB_1_0_NTNV Band41_15MHz_QPSK_HCH_2682.5MHz_RB_1_0_NTNV 69 Band41_15MHz_QPSK_HCH_2682.5MHz_RB_1_0_NTNV Band41_15MHz_QPSK_HCH_2682.5MHz_RB_1_0_NTNV Band41_15MHz_QPSK_HCH_2682.5MHz_RB_1_74_NTNV 70 Band41_15MHz_QPSK_HCH_2682.5MHz_RB_75_0_NTNV Band41_15MHz_16QAM_LCH_2503.5MHz_RB_1_0_NTNV Band41_15MHz_16QAM_LCH_2503.5MHz_RB_1_0_NTNV 71 Band41_15MHz_16QAM_LCH_2503.5MHz_RB_1_0_NTNV Band41_15MHz_16QAM_LCH_2503.5MHz_RB_1_0_NTNV Band41_15MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV 72 Band41_15MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV Band41_15MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV Band41_15MHz_16QAM_HCH_2682.5MHz_RB_1_0_NTNV 73 Band41_15MHz_16QAM_HCH_2682.5MHz_RB_1_0_NTNV Band41_15MHz_16QAM_HCH_2682.5MHz_RB_1_0_NTNV Band41_15MHz_16QAM_HCH_2682.5MHz_RB_1_74_NTNV 74 6.2.4 B41_20MHz Band41_20MHz_QPSK_LCH_2506MHz_RB_1_0_NTNV Band41_20MHz_QPSK_LCH_2506MHz_RB_1_0_NTNV Band41_20MHz_QPSK_LCH_2506MHz_RB_1_0_NTNV 75 76 Band41_20MHz_QPSK_LCH_2506MHz_RB_1_0_NTNV Band41_20MHz_QPSK_LCH_2506MHz_RB_100_0_NTNV Band41_20MHz_QPSK_MCH_2593MHz_RB_1_0_NTNV 77 Band41_20MHz_QPSK_MCH_2593MHz_RB_1_0_NTNV Band41_20MHz_QPSK_MCH_2593MHz_RB_1_0_NTNV Band41_20MHz_QPSK_HCH_2680MHz_RB_1_0_NTNV 78 Band41_20MHz_QPSK_HCH_2680MHz_RB_1_0_NTNV Band41_20MHz_QPSK_HCH_2680MHz_RB_1_0_NTNV Band41_20MHz_QPSK_HCH_2680MHz_RB_1_99_NTNV 79 Band41_20MHz_QPSK_HCH_2680MHz_RB_100_0_NTNV Band41_20MHz_16QAM_LCH_2506MHz_RB_1_0_NTNV Band41_20MHz_16QAM_LCH_2506MHz_RB_1_0_NTNV 80 Band41_20MHz_16QAM_LCH_2506MHz_RB_1_0_NTNV Band41_20MHz_16QAM_LCH_2506MHz_RB_1_0_NTNV Band41_20MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV 81 Band41_20MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV Band41_20MHz_16QAM_MCH_2593MHz_RB_1_0_NTNV Band41_20MHz_16QAM_HCH_2680MHz_RB_1_0_NTNV 82 Band41_20MHz_16QAM_HCH_2680MHz_RB_1_0_NTNV Band41_20MHz_16QAM_HCH_2680MHz_RB_1_0_NTNV Band41_20MHz_16QAM_HCH_2680MHz_RB_1_99_NTNV

Shenzhen Huaxin Information Technology Service Co., Ltd 101, R & D Building, No.3 guansheng 4th Road, Luhu Community, Guanhu Street, Longhua District, Shenzhen, Guangdong, China Tel: +86-755-21018313 Http: //www.tecovo.net Appendix for LTE Band 41 Applicant: Chongqing Jiuqi Technology Co., Ltd Address: No. 21-2, Building 1, No. 155 Yushong West Road, Longshan Subdistrict, Liangjiang New District, Chongqing, China Product Name: Type B concentrator…

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