Rohde & Schwarz Taiwan

Part 1 of 7

(A2LA Cert. No. 7540.01) 07/18/2025 Page 1 of 6 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ROHDE & SCHWARZ TAIWAN LTD. 4F., No.89, Sec. 2. Tiding Blvd. Neihu Dist., Taipei 114, Republic of China, TAIWAN Daisy Chiu Phone: 886 2 2657 2668 CALIBRATION Valid To: August 31, 2027 Certificate Number: 7540.01 In recognition of the successful completion of the A2LA evaluation process, (including an assessment of the organization’s compliance with R205 – A2LA’s Calibration Program Requirements), accreditation is granted to this laboratory to perform the following calibrations 1, 3: I. Electrical – DC/Low Frequency Parameter/Equipment Range CMC2, 5 (±) Comments DC Voltage – Measure (0 to 100) mV 100 mV to 10 V (10 to 100) V (100 to 1000) V 5 µV/V + 1.5 µV 10 µV/V + 1 µV 12 µV/V + 30 µV 14 µV/V + 100 µV Keysight 3458A DMM (T01) DC Current – Measure (0 to 1) µA (1 to 10) µA (10 to 100) µA (0.1 to 1.0) mA (1.0 to 10) mA (10 to 100) mA (0.1 to 1.0) A 40 µA/A + 45 pA 50 µA/A + 120 pA 21 µA/A + 1 nA 21 µA/A + 6 nA 21 µA/A + 60 nA 36 µA/A + 0.6 µA 110 µA/A + 10 µA Keysight 3458A DMM DC Resistance – Measure Up to 100 kΩ 100 kΩ to 1 MΩ (1 to 10) MΩ (10 to 100) MΩ 100 MΩ to 1 GΩ 15 μΩ/Ω + 60 μΩ 20 μΩ/Ω + 2 Ω 60 μΩ/Ω + 0.1 kΩ 600 μΩ/Ω 5.1 mΩ/Ω Keysight 3458A DMM T03

Part 2 of 7

(A2LA Cert. No. 7540.01) 07/18/2025 Page 2 of 6 Parameter/Range Frequency CMC2, 5 (±) Comments AC Voltage – Measure (1 to 10) mV (10 to 100) mV 100 mV to 1 V (1 to 10) V (10 to 100) V (100 to 700) V 40 Hz to 1 kHz (1 to 20) kHz (20 to 50) kHz (50 to 100) kHz (100 to 300) kHz 300 kHz to 1 MHz 40 Hz to 1 kHz (1 to 20) kHz (20 to 50) kHz (50 to 100) kHz (100 to 300) kHz 300 kHz to 1 MHz 40 Hz to 1 kHz (1 to 20) kHz (20 to 50) kHz (50 to 100) kHz (100 to 300) kHz 300 kHz to 1 MHz 40 Hz to 1 kHz (1 to 20) kHz (20 to 50) kHz (50 to 100) kHz (100 to 300) kHz 300 kHz to 1 MHz 40 Hz to 1 kHz (1 to 20) kHz (20 to 50) kHz (50 to 100) kHz (100 to 300) kHz 300 kHz to 1 MHz 40 Hz to 1 kHz (1 to 20) kHz (20 to 50) kHz (50 to 100) kHz 0.21 mV/V + 1.3 μV 0.35 mV/V + 1.3 μV 1 mV/V + 1.3 μV 5 mV/V + 1.5 μV 40 mV/V + 2.5 μV 12 mV/V + 10 μV 0.1 mV/V + 2 μV 0.2 mV/V + 2 μV 0.35 mV/V + 2 μV 1.0 mV/V + 2 μV 3.5 mV/V + 10 μV 10 mV/V + 10 μV 0.1 mV/V + 20 μV 0.2 mV/V + 20 μV 0.35 mV/V + 20 μV 1.0 mV/V + 20 μV 3.5 mV/V + 100 μV 10 mV/V + 100 μV 0.1 mV/V + 200 μV 0.2 mV/V + 200 μV 0.35 mV/V + 200 μV 1.0 mV/V + 200 μV 3.5 mV/V + 1 mV 10 mV/V + 1 mV 0.21 mV/V + 2 mV 0.21 mV/V + 2 mV 0.35 mV/V + 2 mV 1.3 mV/V + 2 mV 4 mV/V + 10 mV 15 mV/V + 10 mV 0.45 mV/V + 20 mV 0.65 mV/V + 20 mV 1.3 mV/V + 20 mV 3.1 mV/V + 20 mV Keysight 3458A DMM T02

Part 3 of 7

(A2LA Cert. No. 7540.01) 07/18/2025 Page 3 of 6 Parameter/Range Frequency CMC2, 5 (±) Comments AC Current – Measure 100 µA to 1 mA (1 to 10) mA (10 to 100) mA 100 mA to 1 A (10 to 20) Hz (20 to 45) Hz 45 Hz to 5 kHz (5 to 10) kHz (10 to 20) Hz (20 to 45) Hz 45 Hz to 5 kHz (5 to 10) kHz (10 to 20) Hz (20 to 45) Hz 45 Hz to 5 kHz (5 to 10) kHz (10 to 20) Hz (20 to 45) Hz 45 Hz to 5 kHz (5 to 10) kHz 4 mA/A + 0.22 μA 1.5 mA/A + 0.22 μA 0.35 mA/A + 0.2 μA 0.7 mA/A + 0.2 μA 4 mA/A + 2.2 μA 1.5 mA/A + 2.2 μA 0.35 mA/A + 2 μA 0.7 mA/A + 2 μA 4 mA/A + 22 μA 1.5 mA/A + 22 μA 0.35 mA/A + 20 μA 0.7 mA/A + 20 μA 4 mA/A + 0.22 mA 1.6 mA/A + 0.22 mA 1 mA/A + 0.22 mA 3 mA/A + 0.22 mA Keysight 3458A DMM II. Electrical – RF/Microwave Parameter/Range Frequency CMC2, 5 (±) Comments RF Power – Measure (-20 to 20) dBm (-40 to 20) dBm DC to 1 MHz 1 to 100 MHz 100 MHz to 2.4 GHz (2.4 to 8) GHz (8 to 12.4) GHz (12.4 to 18) GHz (18 to 26.5) GHz (26.5 to 40) GHz (40 to 50) GHz (50 to 67) GHz 0.013 dB 0.015 dB 0.021 dB 0.029 dB 0.036 dB 0.048 dB 0.048 dB 0.060 dB 0.015 dB 0.020 dB Power source with standard power splitters, R&S®NRPC18, R&S®NRPC40, R&S®UCS70PS