
Used Instruments in the Catalog
Network analyzers, spectrum analyzers, signal generators, and more. Explore models and confirm options, condition, and availability before purchasing.
Browse Used InstrumentsTEST & MEASUREMENT EQUIPMENT
Source RF, microwave, wireless, optical, and high-speed digital test instruments—or submit surplus equipment for a structured asset review.
OUR BUSINESS
Whether you’re buying new, looking for a used instrument, or selling idle equipment, you can contact us directly.

Network analyzers, spectrum analyzers, signal generators, and more. Explore models and confirm options, condition, and availability before purchasing.
Browse Used InstrumentsTell us the brand and model you need. Confirm the configuration, options, and delivery requirements, and get a quote.
Get a Quote for New Instruments
Provide the brand, model, quantity, and photos of your equipment, and we will evaluate it for you.
Get a Recycling Quote
NEW EQUIPMENT SOURCING
Have a specific model in mind? Send us the part number and required options.
If you're still deciding, tell us what you're testing and the specs you need. We'll help you find suitable equipment and check availability.
EXPLORE TXRX
TXRX specializes in sourcing, sales, and technical support for pre-owned and refurbished test and measurement equipment across RF, communications, electronics, power, and optical communications. We support laboratories and manufacturers worldwide.
TXRX founded
Customers worldwide
Global partners
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