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  3. SK4BDR-4550

FCC ID SK4BDR-4550

Digital/Analog Repeater

by BridgeIP, LLC

Grantee Code: SK4   Product Code: BDR4550
Latest application date: 2025-12-07

FCC ID Device Details

FCC IDSK4BDR-4550
Mirrorsfcc.id | gov | fccid.ai
Grantee CodeSK4
Product CodeBDR4550
Applicant BusinessBridgeIP, LLC 🇺🇸
Related Domains bridgecomsystems.com
Equipment ClassDigital/Analog Repeater
Test FirmShenzhen Huatongwei International Inspection Co.,

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
406.1-470 MHzOriginal Equipment2025-12-07

Exhibits

DocumentTypeAvailableFile
User ManualUsers Manual2025-12-07PDF 4.4 MB
Internal photosInternal Photos2025-12-07PDF 705.7 KB
External photosExternal Photos2025-12-07PDF 321.3 KB
Label and locationID Label/Location Info2025-12-07PDF 354.5 KB
Test setupTest Setup Photos2025-12-07PDF 132 KB
Part90Test Report2025-12-07PDF 5.3 MB
Part90-Appendix-1Test Report2025-12-07PDF 2.1 MB
Part90-Appendix-2Test Report2025-12-07PDF 3.8 MB
Part90-Appendix-3Test Report2025-12-07PDF 3.7 MB
2.911 (d)(5)(i)CertificationEquipmentTypev1.2Attestation Statements2025-12-07PDF 91 KB
2.911 (d)(5)(ii)CertificationApplicantv1.3Attestation Statements2025-12-07PDF 82.1 KB
2.911 (d)(7)USAgentforServiceofProcesAttestation Statements2025-12-07PDF 69.4 KB
part90 Attestation letterCover Letter(s)2025-12-07PDF 83.6 KB
FCC Confidentiality Request LetterCover Letter(s)2025-12-07PDF 100 KB
LetterofAuthorizationRev2.0Cover Letter(s)2025-12-07PDF 90.5 KB
MPERF Exposure Info2025-12-07PDF 449.8 KB
Block Metadata onlyBlock DiagramPDF 251.4 KB
SCH Metadata onlySchematicsPDF 1.6 MB
Operation Description Metadata onlyOperational DescriptionPDF 65.2 KB
BOM Metadata onlyParts List/Tune Up InfoPDF 129.4 KB
Tune up procedure Metadata onlyParts List/Tune Up InfoPDF 199.1 KB

Application Information

Application IDUSHH0VGfh8N51C0f3ZjBwg==
Final Action Date2025-12-07
Application PurposeOriginal Equipment
Applicant FRN0011618444
ModelBDR-4550
Frequency Range406.1-470 MHz
Equipment ClassTNB - Licensed Non-Broadcast Station Transmitter
Device DescriptionDigital/Analog Repeater
Responsible PartyRon Kochanowicz, ron@bridgecomsystems.com , 8165328451
Technical ContactBridgeIP, LLC, ron@bridgecomsystems.com
Test FirmTony Jiang, Shenzhen Huatongwei International Inspection Co.,, tony.jiang@szhtw.com.cn , +86-755-26748078
TCB Emailcertification@micomlabs.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
Modular EquipmentDoes not apply
Composite DeviceNo
Cognitive RadioNo
Authorization WaiverNo
Authorization Waiver ApprovedNo
Section 5301 CertificationYes
Related OET Knowledge DataBase InquiryNo

Applications

Application IDDatePurpose
USHH0VGfh8N51C0f3ZjBwg==2025-12-07Original Equipment

Equipment Authorization

FrequencyOutputToleranceEmissionRulesGrant Notes
400-406 MHz50.00.156 PM11K0F3E90EF
406.1-470 MHz50.00.182 PM11K0F3E90EF
400-406 MHz25.00.164 PM11K0F3E90EF
406.1-470 MHz25.00.182 PM11K0F3E90EF
400-406 MHz50.00.065 PM4K00F1E90EF
406.1-470 MHz50.00.037 PM4K00F1E90EF
400-406 MHz25.00.024 PM4K00F1E90EF
406.1-470 MHz25.00.071 PM4K00F1E90EF
400-406 MHz50.00.065 PM4K00F1D90EF ES
406.1-470 MHz50.00.037 PM4K00F1D90EF ES
400-406 MHz25.00.024 PM4K00F1D90EF ES
406.1-470 MHz25.00.071 PM4K00F1D90EF ES
400-406 MHz50.00.065 PM4K00F7W90EF ES
406.1-470 MHz50.00.037 PM4K00F7W90EF ES
400-406 MHz25.00.024 PM4K00F7W90EF ES
406.1-470 MHz25.00.071 PM4K00F7W90EF ES
400-406 MHz50.00.017 PM7K10FXE90EF
406.1-470 MHz50.00.015 PM7K10FXE90EF
400-406 MHz25.00.019 PM7K10FXE90EF
406.1-470 MHz25.00.017 PM7K10FXE90EF
400-406 MHz50.00.017 PM7K10FXD90EF ES
406.1-470 MHz50.00.015 PM7K10FXD90EF ES
400-406 MHz25.00.019 PM7K10FXD90EF ES
406.1-470 MHz25.00.017 PM7K10FXD90EF ES

Grants

TCB Grant - Application USHH0VGfh8N51C0f3ZjBwg==

TCB GRANT OF EQUIPMENT
AUTHORIZATION		 TCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:

  MiCOM Labs
575 Boulder Court
Pleasanton, CA 94566
Date of Grant: 12/07/2025

Application Dated: 12/08/2025
BridgeIP, LLC
113 S. Bridge St.
Smithville, MO 64089
 
Attention: Ron Kochanowicz ,

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:  SK4BDR-4550
Name of Grantee:  BridgeIP, LLC
Equipment Class: Licensed Non-Broadcast Station Transmitter
Notes: Digital/Analog Repeater
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
EF 90 400.0  -  406.0 50.0 0.156  PM 11K0F3E
EF 90 406.1  -  470.0 50.0 0.182  PM 11K0F3E
EF 90 400.0  -  406.0 25.0 0.164  PM 11K0F3E
EF 90 406.1  -  470.0 25.0 0.182  PM 11K0F3E
EF 90 400.0  -  406.0 50.0 0.065  PM 4K00F1E
EF 90 406.1  -  470.0 50.0 0.037  PM 4K00F1E
EF 90 400.0  -  406.0 25.0 0.024  PM 4K00F1E
EF 90 406.1  -  470.0 25.0 0.071  PM 4K00F1E
EF ES 90 400.0  -  406.0 50.0 0.065  PM 4K00F1D
EF ES 90 406.1  -  470.0 50.0 0.037  PM 4K00F1D
EF ES 90 400.0  -  406.0 25.0 0.024  PM 4K00F1D
EF ES 90 406.1  -  470.0 25.0 0.071  PM 4K00F1D
EF ES 90 400.0  -  406.0 50.0 0.065  PM 4K00F7W
EF ES 90 406.1  -  470.0 50.0 0.037  PM 4K00F7W
EF ES 90 400.0  -  406.0 25.0 0.024  PM 4K00F7W
EF ES 90 406.1  -  470.0 25.0 0.071  PM 4K00F7W
EF 90 400.0  -  406.0 50.0 0.017  PM 7K10FXE
EF 90 406.1  -  470.0 50.0 0.015  PM 7K10FXE
EF 90 400.0  -  406.0 25.0 0.019  PM 7K10FXE
EF 90 406.1  -  470.0 25.0 0.017  PM 7K10FXE
EF ES 90 400.0  -  406.0 50.0 0.017  PM 7K10FXD
EF ES 90 406.1  -  470.0 50.0 0.015  PM 7K10FXD
EF ES 90 400.0  -  406.0 25.0 0.019  PM 7K10FXD
EF ES 90 406.1  -  470.0 25.0 0.017  PM 7K10FXD

Power output listed is rated conducted. The ant gain used should be 0dBi as max ,This device must be restricted to work-related operations only in an Occupational/Controlled RF exposure environment and must operate with a duty factor not exceeding 50%. All qualified end-users of this device must have the knowledge to control their exposure conditions and/or duration to comply with Occupational/Controlled Exposure limits and requirements. A distance of 58 cm must be maintained between the users and the antenna. The operation of this transmitter must satisfy the requirements of Occupational/Controlled Exposure Environment, for work related use only. End users must be provided with specific training instructions for meeting Occupational /Controlled Exposure Environment requirements.

EF: This device may contain functions that are not operational in U.S Territories except as noted in the filing. This grant has extended frequencies as noted in the filing and Section 2.927(b) applies to this authorization.
ES: This equipment is capable of supporting a minimum data rate of 4800 bits per second per 6.25 kHz of channel bandwidth.