The Agilent/Keysight 85081B High Impedance Input Module is a valuable tool for RF engineers and technicians. It allows for accurate signal measurements in high-impedance circuits, minimizing the impact of the test equipment on the circuit under test. With a frequency range of 100 kHz to 1 GHz, it supports a wide range of applications, including signal tracing, amplifier testing, and general-purpose RF probing.

Agilent / Keysight 85081B High Impedance Input Module, 100 kHz to 1 GHz
The Agilent/Keysight 85081B is a high impedance input module designed for use with RF measurement instruments. It operates from 100 kHz to 1 GHz and provides a high input impedance for minimizing circuit loading during measurements. Ideal for signal tracing, amplifier testing, and general-purpose RF probing.
Product Condition & Availability
Agilent / Keysight 85081B High Impedance Input Module, 100 kHz to 1 GHz is in excellent working condition and has been thoroughly tested for performance and reliability. We offer both new and professionally refurbished options, depending on availability and customer preference.
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$2,069.80
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Integrated Solutions & Deployment Support
Beyond individual products, Aumictech provides end-to-end solutions for manufacturing line deployment and test station setup. Our team can assist with system integration, configuration, and equipment selection tailored to your production requirements.
Trusted Industry Experience
With over a decade of experience, Aumictech is a recognized leader in RF and optical test equipment sales and services. All units are supported by our in-house calibration and repair facility based in Downingtown, PA, ensuring technical reliability and long-term value.
Customer Commitment
We’re committed to exceptional customer service, offering a 15-day return or replacement (ROR) policy for peace of mind. Our team is always available to assist with pre- and post-sale support.
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We offer rapid global shipping through FedEx, UPS, and DHL, with most orders dispatched within 1–3 business days. Multiple secure payment options are available, including PayPal, ACH, wire transfers, and major credit cards.
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