1. FCC ID
  2. PX8
  3. PX8RH14V3-B

FCC ID PX8RH14V3-B

Public Safety UHF and VHF Distributed Antenna System

by Comba Telecom Network Systems Limited

Grantee Code: PX8   Product Code: RH14V3B
Latest application date: 2025-07-08

FCC ID Device Details

FCC IDPX8RH14V3-B
Mirrorsfcc.id | gov | fccid.ai
Grantee CodePX8
Product CodeRH14V3B
Applicant BusinessComba Telecom Network Systems Limited 🇨🇳
Related Domains comba-network.com sgs.com
Equipment ClassPublic Safety UHF and VHF Distributed Antenna System
Test FirmSGS-CSTC Standards Technical Services Co., Ltd.

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
150.05-173.4 MHzOriginal Equipment2025-07-08

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2025-07-08PDF 2.8 MB
Internal PhotoInternal Photos2025-07-08PDF 1.4 MB
External PhotoExternal Photos2025-07-08PDF 723.4 KB
Lable and locationID Label/Location Info2025-07-08PDF 213.5 KB
Test Setup PhotoTest Setup Photos2025-07-08PDF 520.6 KB
Test Data and ResultATest Report2025-07-08PDF 5.5 MB
Test Data and ResultBTest Report2025-07-08PDF 5.5 MB
Test Data and ResultCTest Report2025-07-08PDF 5.5 MB
Test Data and ResultDTest Report2025-07-08PDF 5.5 MB
Test ReportTest Report2025-07-08PDF 1 MB
Applicant Declaration LetterAttestation Statements2025-07-08PDF 212.3 KB
Attestation letterAttestation Statements2025-07-08PDF 217.6 KB
CoverList-AttestationAttestation Statements2025-07-08PDF 196 KB
US Agent LetterAttestation Statements2025-07-08PDF 199.2 KB
Authority letterCover Letter(s)2025-07-08PDF 97.4 KB
Confidential letterCover Letter(s)2025-07-08PDF 137.5 KB
MPE ReportRF Exposure Info2025-07-08PDF 623.9 KB
Block diagram Metadata onlyBlock DiagramPDF 392.8 KB
Schematic Metadata onlySchematicsPDF 2.5 MB
Operation description Metadata onlyOperational DescriptionPDF 236 KB
Tune Up Procedure Metadata onlyParts List/Tune Up InfoPDF 1.2 MB

Application Information

Application IDHA9K/TQ2VuscuVI+NPCxLQ==
Final Action Date2025-07-08
Application PurposeOriginal Equipment
Applicant FRN0006794697
ModelRH14V3-B
Frequency Range150.05-173.4 MHz
Equipment ClassB9B - Part 90 Class B Industrial Booster (non-SMR)
Device DescriptionPublic Safety UHF and VHF Distributed Antenna System
Responsible PartyCharlie Lai, Director, laiquan@comba-network.com , +86 2028390000
AgentBonnie Bonnie Bonnie, SGS-CSTC Standards Technical Services Co., Ltd, Bonnie.liao@sgs.com , 82155379
Technical ContactBonnie Liao, SGS-CSTC Standards Technical Services Co., Ltd, Bonnie.liao@sgs.com , 82155379
Non-Technical ContactBonnie Liao, SGS-CSTC Standards Technical Services Co., Ltd, Bonnie.liao@sgs.com , 82155379
Test FirmBonnie Liao, SGS-CSTC Standards Technical Services Co., Ltd., bonnie.liao@sgs.com , 02082155379
TCB EmailUSCTS.TCB@SGS.COM
TCB ScopeB2: 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 ConfidentialityNo
Long-Term ConfidentialityYes
Grant DeferralNo
Modular EquipmentDoes not apply
Composite DeviceNo
Composite PartNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo
Grant CommentsThis 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 80cm 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.

Applications

Application IDDatePurpose
HA9K/TQ2VuscuVI+NPCxLQ==2025-07-08Original Equipment

Equipment Authorization

FrequencyOutputToleranceRules
150.05-173.4 MHz1.227Amp1.227
406.1-420 MHz4.797Amp4.797
421-430 MHz4.875Amp4.875
450-512 MHz4.989Amp4.989

Grants

TCB Grant - Application HA9K/TQ2VuscuVI+NPCxLQ==

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: 07/08/2025

Application Dated: 07/08/2025
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:  PX8RH14V3-B
Name of Grantee:  Comba Telecom Network Systems Limited
Equipment Class: Part 90 Class B Industrial Booster (non-SMR)
Notes: Public Safety UHF and VHF Distributed Antenna System
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
90 150.05  -  173.4 1.227  Amp F3E
90 150.05  -  173.4 1.227  Amp F1W
90 406.1  -  420.0 4.797  Amp F3E
90 406.1  -  420.0 4.797  Amp F1W
90 421.0  -  430.0 4.875  Amp F3E
90 421.0  -  430.0 4.875  Amp F1W
90 450.0  -  512.0 4.989  Amp F3E
90 450.0  -  512.0 4.989  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 80cm 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.