Agilent/Keysight 438A Dual Channel Average Power Meter

Average Power Meter


The Agilent 438A power meter is a dual-channel power meter designed specifically for ATE systems. The compact front panel saves critical rack space, while the dual-channel design allows simple and accurate measurements of the ratio and difference of power levels from two separate sensors. This meter is compatible with the 8480 series of power sensors.



• Two power sensors for multi-port measurement
• Ratio mode for measuring gain compression
• Programmable high and low power limits for unattended power monitoring
• Frequency: 100 kHz to 26.5 GHz
• Power Range: -70 to +44 dBm
• Dynamic Range: 50 dB
• Measurement Modes: A, B, A-B, B-A, A/B, B/A


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