FCC ID PX8RX01V3S-B
Public Safety VHF Bi-Direction Amplifier
by Comba Telecom Network Systems Limited
Grantee Code: PX8 Product Code: RX01V3SB
Latest application date: 2026-02-06
FCC ID Device Details
| FCC ID | PX8RX01V3S-B |
|---|---|
| Mirrors | fcc.id | gov | fccid.ai |
| Grantee Code | PX8 |
| Product Code | RX01V3SB |
| Applicant Business | Comba Telecom Network Systems Limited 🇨🇳 |
| Related Domains |  comba-network.com  combausa.com |
| Equipment Class | Public Safety VHF Bi-Direction Amplifier |
| Test Firm | SGS-CSTC Standards Technical Services Co., Ltd. |
Operating Frequencies
| Frequency Range | Application Purpose | Final Action Date |
|---|---|---|
| 150.05-173.4 MHz | Original Equipment | 2026-02-06 |
Exhibits
| Document | Type | Available | File |
|---|---|---|---|
| External Photo | External Photos | 2026-02-06 | PDF 3.6 MB |
| Lable and location | ID Label/Location Info | 2026-02-06 | PDF 148.8 KB |
| Test Setup Photo | Test Setup Photos | 2026-02-06 | PDF 836.2 KB |
| Test Data and Result 1 | Test Report | 2026-02-06 | PDF 5.4 MB |
| Test Data and Result 2 | Test Report | 2026-02-06 | PDF 4.6 MB |
| Test Report | Test Report | 2026-02-06 | PDF 1,016.2 KB |
| Applicant Declaration Letter | Attestation Statements | 2026-02-06 | PDF 205.2 KB |
| Attestation letter | Attestation Statements | 2026-02-06 | PDF 95.4 KB |
| CoverList Attestation | Attestation Statements | 2026-02-06 | PDF 192.7 KB |
| Non-Disclosure Agreement | Attestation Statements | 2026-02-06 | PDF 195.4 KB |
| US Agent Letter | Attestation Statements | 2026-02-06 | PDF 190.5 KB |
| Authority letter | Cover Letter(s) | 2026-02-06 | PDF 95.8 KB |
| Confidential letter | Cover Letter(s) | 2026-02-06 | PDF 142.3 KB |
| MPE Report | RF Exposure Info | 2026-02-06 | PDF 618.5 KB |
| User Manual Metadata only | Users Manual | PDF 1.4 MB | |
| Internal Photo Metadata only | Internal Photos | PDF 3.8 MB | |
| Block diagram Metadata only | Block Diagram | PDF 63 KB | |
| Schematic Metadata only | Schematics | PDF 2 MB | |
| Operation description Metadata only | Operational Description | PDF 192.7 KB | |
| Tune up procedure Metadata only | Parts List/Tune Up Info | PDF 1.3 MB |
Application Information
| Application ID | LqYXLSN6Kiq8TWVTJxgXuQ== |
|---|---|
| Final Action Date | 2026-02-06 |
| Application Purpose | Original Equipment |
| Applicant FRN | 0006794697 |
| Model | RX01V3S-B |
| Frequency Range | 150.05-173.4 MHz |
| Equipment Class | B9B - Part 90 Class B Industrial Booster (non-SMR) |
| Device Description | Public Safety VHF Bi-Direction Amplifier |
| Responsible Party | Charlie Lai, laiquan@comba-network.com , +86 2028390000 |
| Technical Contact | Bonnie Liao, SGS-CSTC Standards Technical Services Co., Ltd, Bonnie.liao@sgs.com  , 82155379 |
| Non-Technical Contact | Matthew Lunny, Comba Telecom, mlunny@combausa.com , (214) 250-2658 |
| Test Firm | Bonnie Liao, SGS-CSTC Standards Technical Services Co., Ltd., bonnie.liao@sgs.com , 02082155379 |
| TCB Email | USCTS.TCB@SGS.COM |
| TCB Scope | B2: General Mobile Radio And Broadcast Services equipment in the following 47 CFR Parts 22 (non-cellular) 73, 74, 90, 95, 97, & 101 (all below 3 GHz) |
| Short-Term Confidentiality | No |
| Long-Term Confidentiality | Yes |
| Modular Equipment | Does not apply |
| Composite Device | No |
| Cognitive Radio | No |
| Authorization Waiver | No |
| Authorization Waiver Approved | No |
| Section 5301 Certification | Yes |
| Related OET Knowledge DataBase Inquiry | No |
Applications
| Application ID | Date | Purpose |
|---|---|---|
| LqYXLSN6Kiq8TWVTJxgXuQ== | 2026-02-06 | Original Equipment |
Equipment Authorization
Grants
TCB Grant - Application LqYXLSN6Kiq8TWVTJxgXuQ==
| TCB | GRANT OF EQUIPMENT AUTHORIZATION |
TCB |
| Certification | ||
| Issued Under the Authority of the | ||
| Federal Communications Commission | ||
| By: |
|
SGS North America, Inc. 620 Old Peachtree Road NW Suite 100 Suwanee, GA 30024 |
Date of Grant: 02/06/2026 Application Dated: 02/06/2026 |
| Comba Telecom Network Systems Limited |
| Flat/Rm 10, 3/F, Bio-Informatics Ctr, 2 Science |
| Park West Avenue, HK Science Park, Pak Shek Kok |
| HongKong, 510663 China |
| Attention: Charlie Lai , Director |
| NOT TRANSFERABLE |
| EQUIPMENT AUTHORIZATION is hereby issued to the named GRANTEE, and is VALID ONLY for the equipment identified hereon for use under the Commission's Rules and Regulations listed below. |
| FCC IDENTIFIER: | PX8RX01V3S-B |
| Name of Grantee: | Comba Telecom Network Systems Limited |
| Equipment Class: | Part 90 Class B Industrial Booster (non-SMR) |
| Notes: | Public Safety VHF Bi-Direction Amplifier |
| Grant Notes | FCC Rule Parts | Frequency Range (MHZ) | Output Watts | Frequency Tolerance | Emission Designator |
| PF | 90 | 150.05 - 173.4 | 1.2359 | Amp | F3E |
| PF | 90 | 150.05 - 173.4 | 1.2359 | Amp | F1W |
| PF | 90 | 150.05 - 173.4 | 1.1776 | Amp | F3E |
| PF | 90 | 150.05 - 173.4 | 1.1776 | Amp | F1W |
| This is class B booster. Output power listed is conducted. The permitted transmit antenna with maximum gain 0dBi must be fixed-mounted on permanent structures, be installed to provide a separation distance of at least 22.4cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter except in accordance with FCC multi-transmitter product procedures. The power of the ERP exceeds 5W which exceeding section 90.219 conditions, according to KDB 935210 D02 v04r03 specific station authorizations are required for this product. |
| PF: | Transmitter approved for Public Safety Broadband |