1. FCC ID
  2. 2BK24
  3. 2BK24YRQLSG57

FCC ID 2BK24YRQLSG57

12ch RW

by Yoshikawakogyo RF Semicon Co., Ltd.

Grantee Code: 2BK24   Product Code: YRQLSG57
Latest application date: 2025-09-30

FCC ID Device Details

FCC ID2BK24YRQLSG57
Mirrorsfcc.id | gov | fccid.ai
Grantee Code2BK24
Product CodeYRQLSG57
Applicant BusinessYoshikawakogyo RF Semicon Co., Ltd. 🇯🇵
Related Domains yrsc.co.jp
Equipment Class12ch RW
Test FirmUL Japan, Inc. KASHIMA EMC LABORATORY

Operating Frequencies

Frequency RangeApplication PurposeFinal Action Date
13.56 MHzOriginal Equipment2025-09-30

Exhibits

DocumentTypeAvailableFile
05 User ManualUsers Manual2025-09-30PDF 1.8 MB
04 Internal PhotoInternal Photos2025-09-30PDF 1 MB
04 External PhotoExternal Photos2025-09-30PDF 903 KB
06 Label and LocationID Label/Location Info2025-09-30PDF 82.9 KB
03 FCC Test Setup Photo_DXXTest Setup Photos2025-09-30PDF 1.1 MB
03 FCC Justification for Antenna Gain InfoTest Report2025-09-30PDF 126.6 KB
03 FCC Test Report_DXXTest Report2025-09-30PDF 2.3 MB
01 FCC 2.911(d)(5) AttestationAttestation Statements2025-09-30PDF 217.1 KB
01 FCC Agent Attestation_AgentAttestation Statements2025-09-30PDF 160.4 KB
01 FCC Agent Attestation_ApplicantAttestation Statements2025-09-30PDF 220.7 KB
02 FCC Authorization LetterCover Letter(s)2025-09-30PDF 172 KB
02 FCC Request for LTCCover Letter(s)2025-09-30PDF 149.7 KB
03 FCC RF ExposureRF Exposure Info2025-09-30PDF 119.5 KB
07 LTC_Block Diagram Metadata onlyBlock DiagramPDF 352.1 KB
09 LTC_Schematics Metadata onlySchematicsPDF 417.1 KB
08 LTC_Operational Description Metadata onlyOperational DescriptionPDF 1.2 MB

Application Information

Application IDmylGY+nmIrnnLA//JtHuOQ==
Final Action Date2025-09-30
Application PurposeOriginal Equipment
Applicant FRN0035939347
ModelYRQLSG57
Frequency Range13.56 MHz
Equipment ClassDXX - Part 15 Low Power Communication Device Transmitter
Device Description12ch RW
Responsible PartyHayato Ishii, h-ishii@yrsc.co.jp , 81369068861
Technical ContactKenichi Suda, UL Japan, Inc., Kenichi.Suda@ul.com , 81-478-88-6500
Test FirmKenichi Suda, UL Japan, Inc. KASHIMA EMC LABORATORY, Kenichi.Suda@ul.com , 81-478-88-6500
TCB EmailLST.FRE.CertNotice@ul.com
TCB ScopeA1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices
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
mylGY+nmIrnnLA//JtHuOQ==2025-09-30Original Equipment

Equipment Authorization

FrequencyRules
13.56 MHz15C

Grants

TCB Grant - Application mylGY+nmIrnnLA//JtHuOQ==

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

  UL Verification Services Inc.
47173 Benicia Street
Fremont, CA 94538
Date of Grant: 09/30/2025

Application Dated: 09/30/2025
Yoshikawakogyo RF Semicon Co., Ltd.
Shinjuku Kifu Bldg.8F,7-2-4,Nishi-Shinjuku,
Shinjuku-ku
Tokyo, 160-0023
Japan
 
Attention: Hayato Ishii ,

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:  2BK24YRQLSG57
Name of Grantee:  Yoshikawakogyo RF Semicon Co., Ltd.
Equipment Class: Part 15 Low Power Communication Device Transmitter
Notes: 12ch RW
Grant Notes  FCC Rule Parts Frequency
Range (MHZ) 		Output
Watts 		Frequency
Tolerance 		Emission
Designator
15C 13.56  -  13.56  

The antenna(s) used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter. End-users and installers must be provided with antenna installation instructions and transmitter operating conditions for satisfying RF exposure compliance.