The pre-owned Agilent 8753ET couples a synthesized 300 kHz-to-3 GHz source with an integrated T/R test set, delivering forward-direction S-parameter magnitude and phase in one compact enclosure. With up to 110 dB dynamic range, the analyzer exposes filter ripple, cable loss, and antenna mismatch without external boosters, while four display channels let engineers monitor multiple traces at a glance. Option 006 lifts the ceiling to 6 GHz, and add-on time-domain or harmonics firmware broadens diagnostic reach.

Buying refurbished slashes cap-ex and lead-time; units ship ISO-17025-calibrated and firmware-verified, preserving Agilent reliability and SCPI/LAN code compatibility.

Contact TESTRO for a Fast Quote

Interested in an Agilent 8753ET — 3 GHz Transmission/Reflection Network Analyzer or a similar model?

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Looking for other models? Our inventory changes daily—ask for the latest list of spectrum analyzers and RF equipment.

TESTRO Advantages

1. Laboratory-Verified Performance – Every unit ships with an ISO/IEC 17025 calibration certificate (TESTRO Certified) tied to its serial number.

2. Full Internal Transparency – High-resolution teardown photos plus a live video test (gain-linearity, noise-floor, spurious response); recordings are stored for the product’s lifetime.

3. Warranty & Technical Support – One-year warranty and weekday remote assistance from the in-house engineering team for both software and hardware issues.

4. Secure, Rapid Shipping – Aviation-grade flight case with triple-layer anti-vibration foam and shock/tilt indicators; priority DHL delivery in 3–5 days to major destinations.

5. Flexible Payment Options – Accepts T/T, wire transfer, credit card.

6. On-Site Inspection Welcome – Customers may visit the Shenzhen warehouse and refurbishment line to view calibration benches, burn-in racks, and inventory.

Founded in 2017 and headquartered in Shenzhen, TESTRO Electronics LLC focuses on the secondary sale and flexible rental of high-end electronic test instruments. The team counts 30 employees and operates a 1,500 m² warehouse and inspection center in Qianhai, Shenzhen.

Industry Background & Resource Sourcing

Over the past two decades, rapid advances in China’s radio-frequency sector have shortened production-line refresh cycles to roughly 3–5 years. Leveraging long-term partnerships with equipment OEMs, research institutes, and calibration labs, TESTRO acquires traceable, well-maintained decommissioned or replacement units. Every instrument undergoes a five-step technical check and third-party calibration before entering stock, ensuring reliable performance data.

Core Services & Delivery Process