S491225S5SSRXTSlope Stability Radar Module

REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 45 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. 9. SETUP PHOTOS POWER, BANDWIDTH, FREQUENCY STABILITY SETUP TEMPERATURE CHAMBER REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 46 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. CONDUCTED RF MEASUREMENT SETUP REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 47 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. RADIATED RF MEASUREMENT SETUP, BELOW 1 GHz FRONT BACK REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 48 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. RADIATED RF MEASUREMENT SETUP, ABOVE 1 GHz FRONT BACK REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 49 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. RADIATED RF MEASUREMENT SETUP, ABOVE 18 GHz FRONT BACK

TEST REPORT Report Number: 15984607E1V1 Applicant : GROUNDPROBE PTY LTD 72 NEWMARKET ROAD, WINDSOR, QLD 4030, AUSTRALIA Model No. : SSR-XT FCC ID : S491225S5SSRXT EUT Description : SLOPE STABILITY RADAR MODULE Test Standard(s) : FCC CFR 47 PART 90 SUBPART F & I Date Of Issue: 2026-05-29 Prepared by: UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 U.S.A. TEL: (510) 319-4000 FAX: (510) 661-0888 REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 2 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. REPORT REVISION HISTORY Rev. Issue Date Revisions Revised By V1 2026-05-29 Initial Issue Thu Chan REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 3 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. TABLE OF CONTENTS 1. ATTESTATION OF TEST RESULTS ..................................................................................5 2. SUMMARY OF TEST RESULTS .........................................................................................6 3. TEST METHODOLOGY ......................................................................................................7 4. FACILITIES AND ACCREDITATION ..................................................................................7 5. CALIBRATION AND UNCERTAINTY .................................................................................7 5.1. METROLOGICAL TRACEABILITY ...............................................................................7 5.2. DECISION RULES ........................................................................................................7 5.3. MEASUREMENT UNCERTAINTY ................................................................................8 6. EQUIPMENT UNDER TEST ................................................................................................9 6.1. DESCRIPTION OF EUT ...............................................................................................9 6.2. DESCRIPTION OF AVAILABLE ANTENNA ..................................................................9 6.3. SOFTWARE AND FIRMWARE .....................................................................................9 6.4. WORST CASE MODES ................................................................................................9 6.5. DESCRIPTION OF TEST SETUP ...............................................................................10 7. TEST AND MEASUREMENT EQUIPMENT ......................................................................16 8. APPLICABLE LIMITS AND TEST RESULTS ...................................................................17 8.1. DUTY CYCLE .............................................................................................................17 8.1.1. Waveform – ER_RPN ..........................................................................................18 8.1.2. Waveform – LR_RPN ..........................................................................................19 8.1.3. Waveform – SR_SYN ..........................................................................................20 8.2. MODULATION ............................................................................................................21 8.3. OCCUPIED BANDWIDTH ..........................................................................................21 8.3.1. Waveform – ER_RPN ..........................................................................................22 8.3.2. Waveform – LR_RPN ..........................................................................................23 8.3.3. Waveform – SR_SYN ..........................................................................................24 8.4. RF OUTPUT POWER .................................................................................................25 8.4.1. Waveform – ER_RPN ..........................................................................................26 8.4.2. Waveform – LR_RPN ..........................................................................................26 8.4.3. Waveform – SR_SYN ..........................................................................................27 8.5. FREQUENCY STABILITY ...........................................................................................28 8.5.1. Waveform – ER_RPN ..........................................................................................29 8.5.2. Waveform – LR_RPN ..........................................................................................29 8.5.3. Waveform – SR_SYN ..........................................................................................30 8.6. CONDUCTED SPURIOUS EMISSIONS .....................................................................31 8.6.1. 9 – 150 kHz .........................................................................................................32 8.6.2. 150 kHz – 30 MHz ...............................................................................................33 8.6.3. 30 – 1000 MHz ....................................................................................................34 REPORT NO: 15984607-E1V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 4 of 50 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. 8.6.4. 1 - 18 GHz ...........................................................................................................35 8.6.5. 18 – 4…

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TEST REPORT Report Number: 15984607-E2V1 Applicant : GROUNDPROBE PTY LTD 72 NEWMARKET ROAD, WINDSOR, QLD 4030, AUSTRALIA Model : SSR-XT FCC ID : S491225S5SSRXT EUT Description : SLOPE STABILITY RADAR MODULE Test Standard(s) : FCC CFR 47 PART 90 SUBPART F & I Date Of Issue: 2026-05-29 Prepared by: UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538 U.S.A. TEL: (510) 319-4000 FAX: (510) 661-0888 REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 2 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. REPORT REVISION HISTORY Rev. Issue Date Revisions Revised By V1 2026-05-29 Initial Issue Thu Chan REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 3 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. TABLE OF CONTENTS 1.ATTESTATION OF TEST RESULTS ..................................................................................4 1.1. RF EXPOSURE ............................................................................................................5 1.2. CALCULATIONS ..........................................................................................................8 1.2.1. MINIMUM SEPARATION DISTANCE .....................................................................8 1.2.2. RESULT AND CONCLUSION ...............................................................................8 REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 4 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. 1. ATTESTATION OF TEST RESULTS Applicant Name and Address GROUNDPROBE PTY LTD 72 NEWMARKET ROAD, WINDSOR, QLD 4030, AUSTRALIA Model SSR-TX Brand GROUNDPROBE PTY LTD FCC ID S491225S5SSRXT EUT Description SLOPE STABILITY RADAR MODULE Serial Number 25H026 Sample Receipt Date 11-14-2025 Date Tested 11-17-2025 to 12-18-2025 Applicable Standards FCC PART 90 Subpart F & I Test Results COMPLIES UL Verification Services Inc. tested the above equipment in accordance with the requirements set forth in the above standards. The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. The results documented in this report apply only to the tested sample, under the conditions and modes of operation as described herein. It is the manufacturer's responsibility to assure that additional production units of this model are manufactured with identical electrical and mechanical components. All samples tested were in good operating condition throughout the entire test program. Measurement Uncertainties are published for informational purposes only and were not taken into account unless noted otherwise. This document may not be altered or revised in any way unless done so by UL Verification Services Inc.and all revisions are duly noted in the revisions section. Any alteration of this document not carried out by UL Verification Services Inc. will constitute fraud and shall nullify the document. Approved & Released By: Prepared & Reviewed By: Thu Chan Staff Engineer UL Verification Services, Inc. Gia-Piao (GP) Chin Laboratory Leader UL Verification Services, Inc. REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 5 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. 1.1. RF EXPOSURE LIMIT §1.1310 The criteria listed in Table 1 shall be used to evaluate the environmental impact of human exposure to radio-frequency (RF) radiation as specified in §1.1307(b), except in the case of portable devices which shall be evaluated according to the provisions of §2.1093 of this chapter. REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 6 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. EQUATIONS RF Exposure calculations are made in accordance with the equations given in Table D.5 of IEEE Std C95.3-2021. REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 7 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (510) 319-4000 FAX: (510) 661-0888 This report shall not be reproduced except in full, without the written approval of UL Verification Services Inc. POWER DENSITY S A (d) S A (d) = (16 * π * P in ) / (G FF * λ 2 ) Where, P in (W) = Power into the Antenna G FF = Far-field gain over isotopic (linear) λ (m) = Wavelength POWER DENSITY S ETSI (d) A separation distance of 20 cm (d) from the antenna is used to calculate the power density, S ETSI (d). EUT Antenna diameter (a) is 180 cm. Hence, the following S ETSI (d) equation is applied: S ETSI (d) = (F * P in ) / (a 2 ) Where, P in (W) = Power into the Antenna a (m) = Antenna diameter F = Multiplicative factor of 15, external diameter FrequencyWavelengthDiameterJustification of Dist. FromVerdict Lambda, la of S ETSI (d) Antenna, dof (GHz)(cm)(cm)(cm)(cm) d ≤ a 2 /8*λ 9.55253.1405180129020Yes REPORT NO: 15984607-E2V1 DATE: 2026-05-29 MODEL NO.: SSR-XT FCC ID: S491225S5SSRXT Page 8 of 8 UL VERIFICATION SERVICES INC 47173 BENICIA STREET, FREMONT, CA 94538, USA TEL: (…

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GroundProbe Pty Ltd 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 www.groundprobe.com Commercial in Confidence Page 1 of 1 Series 5: SSR-XT FCC Label Location Material V200 XE UV RESISTANT, POLYESTER 0.2mm Coating 3M 467 ADHESIVE Surface finish 3.2 μm Ra

GroundProbe Pty Ltd 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 www.groundprobe.com Commercial in Confidence Page 1 of 4 Date: 21 July 2026 Attn: FCC Office of Engineering and Technology / UL Verification Services TCB Subject: Request for Long-Term Confidentiality – Internal Photos and User Manual FCC ID: S491225S5SSRXT To Whom It May Concern: Pursuant to KDB 726920 D01, GroundProbe Pty Ltd (“GroundProbe”) requests Long-term confidentiality for the User Manual and Internal photos associated with this application. As a general matter, these materials contain detailed system descriptions, proprietary design information, and technical content that GroundProbe considers to be confidential and commercially sensitive. GroundProbe maintains strict control over the internal photos and user manual. Access to these materials is limited to authorized personnel on a ‘need to know’ and is governed by contractual obligations upon sale or lease of the device. The user manual clearly states its confidential nature, specifies that it is intended only for licensed and trained users, and prohibits distributing to any third parties. Upon termination or expiry of agreement, all GroundProbe property must be returned, including the user manual. The circuit boards and internal components of the unit are not accessible to the general public. As part of the agreement GroundProbe prohibits the disassembly or reverse engineering of the unit. Any servicing or maintenance of the device must be by professional and authorized technicians. All sales and leases of the devices are conducted under NDA, and all products leased or sold must be accompanied by a maintenance and support (M&S) plan. The NDA includes provisions restricting disclosure of confidential information and intellectual property. Relevant clauses are taken from GroundProbe general terms and conditions for the Slope Stability Radar contracts related to non-disclosure of confidential information and IP. GroundProbe Pty Ltd 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 Fax: +61 7 3010 8988 www.groundprobe.com Commercial in Confidence Page 2 of 4 G r o u n d Pr o b e Pty Ltd – S a l e T er m s a n d Co n d i ti o n s 1 Definitions and Interpretations Confidential Information (of a Party) means any information that falls into one or more of the following categories: (e) Which is by its nature confidential, or which is designated as confidential by such Party, or which the other Party knows (or ought reasonably to know) is confidential; or (f) Any information, manuals, documents, technical or product specifications which relate to such Party’s products. 3 Product Sale 3.1 GroundProbe to sell the GroundProbe Products GroundProbe will sell the GroundProbe Products to the Customer and the Customer will purchase the GroundProbe Products from GroundProbe on the terms set out in the Agreement 3.3 Maintenance and Support Plan (a) All GroundProbe Products must be sold in conjunction with a M&S Plan. 5 Customer requirements (b) Do not copy, host, reproduce, lease, rent, licence, sell or otherwise make available or transfer all or any part of the GroundProbe Products to any third-party; (d) Do not attempt to maintain the GroundProbe Products (or any part of them), except with GroundProbe’s written permission. (e) Do not attempt to modify, port, adapt, disassemble, decompile or otherwise reverse engineer any of the GroundProbe Products including source code, data representations or underlaying algorithms, processes or methods, except to the extent permitted by non-excludable Laws; (f) Do not violate or attempt to violate the security of the GroundProbe Products or attempt to disable, impair, damage or destroy the GroundProbe Products or any part thereof; GroundProbe Pty Ltd 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 Fax: +61 7 3010 8988 www.groundprobe.com Commercial in Confidence Page 3 of 4 10 Confidential information 10.1 Confidentiality obligation (a) Each Party agrees to keep confidential, and not to use or disclose, other than as permitted under the Agreement, any Confidential Information of the other Party during the Term and for a period of 5 years thereafter. (b) The obligation of confidence in clause 10.1(a) extends to Confidential Information provided to or otherwise obtained by a Party before entering into the Agreement. 10.2 Permitted disclosure (a) Each Party may use and disclose Confidential Information of the other only on a ‘need to know’ and confidential basis, and solely for the exercise of rights, or the performance of obligations under the Agreement, in one or more of the following circumstances: (1) With the prior written consent of the other Party; or (2) To its Personnel and professional advisors including its auditors; (3) To its Affiliates and their Personnel; and (4) In the case of GroundProbe, to its third-party contractors and service providers to the extent reasonably necessary to provide the GroundProbe Products (b) A Party which discloses Confidential Information of the other pursuant to clause10.2(a) must ensure that such information is kept confidential by the recipient pursuant to confidentiality obligations that are substantially similar to, and at least as onerous as, the obligations set out in this clause 10. 10.3 Preventing disclosures Each Party must take all steps and do all such things as may be reasonably necessary, prudent or desirable in order to safeguard the confidentiality of the Confidential Information of the other Party. GroundProbe Pty Ltd 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 Fax: +61 7 3010 8988 www.groundprobe.com Commercial in Confidence Page 4 of 4 19 Termination 19.3 Consequences of termination or expiry of the Agreement On expiry or termination of the Agreement (whether effected under this clause 19 or otherwise): (c) The Customer must, within fourteen (14) days of the date of expiry or termination of the Agreement: (2) Re…

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GroundProbe Pty Ltd 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 www.groundprobe.com Commercial in Confidence Page 1 of 2 Date: Friday, 19 June 2026 UL Verification Services Inc. 47173 Benicia Street Fremont, CA 94538, USA To whom it may concern: I, the undersigned, hereby authorize UL Verification Services Inc. to act on our behalf in all manners relating to application for equipment authorization, including signing of all documents relating to these matters. Any and all acts carried out by UL Verification Services Inc. on our behalf shall have the same effect as acts of our own. I, the undersigned, hereby certify that we are not subject to a denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. § 862 because of a conviction for possession or distribution of a controlled substance. In authorizing UL Verification Services Inc. as our representative, we still recognize that we are responsible to: a) fulfill the requirements for the scope of certification requested, including implementing any appropriate changes requested by UL Verification Services Telecommunications Certification Body (TCB) and / or the FCC; b) supply any and all information needed for the evaluation of the products for which certification is sought; c) make claims regarding certification only in respect of the scope for which certification has been granted; d) not use our product certification in such a manner as to bring the TCB or FCC into disrepute and to not make any statement regarding product certification which the TCB or FCC may consider misleading or unauthorized; e) discontinue use of all advertising matter that contains any reference thereto and complies with any and all actions required by the FCC upon suspension or cancellation of certification; f) use certification only to indicate that products are certified in conformity with specified standards; GroundProbe Australasia Pty Ltd ACN 126 234 455 72 Newmarket Road Windsor Qld 4030 Australia Tel: +61 7 3010 8999 Fax: +61 7 3010 8988 www.groundprobe.com Commercial in Confidence Page 2 of 2 g) endeavor to ensure that no certificate or report or any part thereof is used in a misleading manner, and any copies of the grants/certificates shall be reproduced in their entirety; h) comply with the requirements of the TCB and FCC, including the use of marks and label information prescribed for the scope of certification, when making reference to product certification in communication media such as documents, brochure or advertisements; i) comply with the requirements for certification, supply any information needed for evaluation of products to be certified and, where applicable, make provision for the participation of observers; j) ensure that products marketed under the scope of the requested certification continue to comply with the certification requirements; k) provide a sample of a production unit for testing within 30 days of the request should this product be selected as part of either the TCB’s or the FCC’s market surveillance requirements; l) keep a record of all complaints relating to product’s compliance with requirements of relevant standard; make records available to UL or FCC when requested; take appropriate action with respect to such complaints and any deficiencies found in the product that affect compliance with requirements for certification; document the actions taken with respect to complaints and/or deficiencies; m) inform the TCB immediately of any changes that may affect its ability to comply with the certification requirements. This authorization is valid until further written notice from the applicant. Sincerely yours, Name: David Noon Job Title: VP - Geosolutions Company Name: GroundProbe Pty Ltd