Spot Silencer — by Frederick Energy Products LLC
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FCC ID QUI-SPOT-Z
Device Details
FCC ID QUI-SPOT-Z Grantee Code QUI Product Code SPOT-Z Applicant Frederick Energy Products LLC Address Huntsville, AL, 35806, United States Equipment Class DCD - Part 15 Low Power Transmitter Below 1705 kHz Device Description Spot Silencer Application Purpose Original Equipment Grant Date 2025-01-10 Frequency Range 0.073-0.073 MHz Operating Frequencies
Frequency Range Application Purpose Final Action Date
0.07300000–0.07300000 MHz
Original Equipment
2025-01-10
Exhibits (15)
View on FCC.gov ↗
Document Type Available File
Covered List Attestations
Attestation Statements
2025-01-10
ADOBE ACROBAT PDF 127 KB
US Agent for Service of Process Attestations
Attestation Statements
2025-01-10
ADOBE ACROBAT PDF 82 KB
Block Diagram
Block Diagram
ADOBE ACROBAT PDF 33.2 KB
Authorization Letter
Cover Letter(s)
2025-01-10
ADOBE ACROBAT PDF 41.5 KB
Confidentiality Request
Cover Letter(s)
2025-01-10
ADOBE ACROBAT PDF 102 KB
External Photos
External Photos
2025-01-10
ADOBE ACROBAT PDF 459.7 KB
ID Label Info (1)
ID Label/Location Info
2025-01-10
ADOBE ACROBAT PDF 109.3 KB
ID Label Info (2)
ID Label/Location Info
2025-01-10
ADOBE ACROBAT PDF 375.4 KB
Internal Photos
Internal Photos
2025-01-10
ADOBE ACROBAT PDF 571.7 KB
Theory of Operation
Operational Description
ADOBE ACROBAT PDF 155.3 KB
MPE Report
RF Exposure Info
2025-01-10
ADOBE ACROBAT PDF 241.6 KB
Schematics
Schematics
ADOBE ACROBAT PDF 197.5 KB
EMC Test Report
Test Report
2025-01-10
ADOBE ACROBAT PDF 577.7 KB
EMC Test Set Up Photos
Test Setup Photos
2025-01-10
ADOBE ACROBAT PDF 2.3 MB
Users Manual
Users Manual
2025-01-10
ADOBE ACROBAT PDF 464.4 KB
Application Information
Application ID pJm0D2jHVvdZ5Bwb/C1m1w== Final Action Date 2025-01-10 Application Purpose Original Equipment Model SPOT-Z Frequency Range 0.073-0.073 MHz Equipment Class DCD - Part 15 Low Power Transmitter Below 1705 kHz Device Description Spot Silencer Responsible Party Ishmael Chigumira, ishmael@ishtronics.com, 470-455-5925 Technical Contact Will Murrey, Frederick Energy Products, willmurrey@frederickenergy.com, 256-535-5180 Test Firm Steve Koster, Washington Laboratories, Ltd., stevek@wll.com, 301-216-1590 TCB Email hotline@acbcert.com TCB Scope A1: Low Power Transmitters below 1 GHz (except Spread Spectrum), Unintentional Radiators, EAS (Part 11) & Consumer ISM devices Long-Term Confidentiality Yes Short-Term Confidentiality No 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 (2)
Application ID Date Purpose
kCjCPt+Yxlh3i2IOUrQ4yw==
2026-09-18
Class II Permissive Change
pJm0D2jHVvdZ5Bwb/C1m1w==
2025-01-10
Original Equipment
Equipment Authorization
Frequency Output Tolerance Emission Designator Rules
0.07300000–0.07300000 MHz
15C
Grants
TCB
GRANT OF EQUIPMENT
AUTHORIZATIONTCB
Certification
Issued Under the Authority of the
Federal Communications Commission
By:
ACB, Inc.
313 Park Avenue Suite 300
Falls Church, VA 22046
Date of Grant: 01/10/2025
Frederick Energy Products LLC
1769 Jeff Road
Huntsville, AL 35806
Attention: Ishmael Chigumira ,
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:
QUI-SPOT-Z
Name of Grantee:
Frederick Energy Products LLC
Equipment Class:
Part 15 Low Power Transmitter Below 1705 kHz
Notes:
Spot Silencer
Grant Notes
FCC Rule Parts
Frequency
Range (MHZ)
Output
Watts
Frequency
Tolerance
Emission
Designator
15C
0.073
-
0.073
RF exposure compliance is addressed for 1.1310 and 2.1091 MPE limits - this device complies with KDB 447498 and is approved for mobile/fixed operation.
Regulatory Testing from Start to Certificate
