TESTRO ELECTRONICS LLC
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram |
| Delivery Time | 3-5 days |
| New / Used | Used |
| Frequency Range | 9 kHz – 8 GHz |
| Level Accuracy | ±0.8 dB (10 MHz – 3 GHz); ±1.0 dB (3 – 8 GHz) |
| Analysis Bandwidth (CBW) | 100 Hz – 30 MHz standard / 40 MHz wide-band mode |
| DANL (Preamp On) | –155 dBm/Hz @ 1 GHz with built-in pre-amp |
| Tracking Generator (opt. 77) | 100 kHz – 6 GHz, 0 to –30 dBm output |
| Brand Name | Advantest |
| Model Number | U3751 |
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Product Specification
| Payment Terms | L/C,D/A,D/P,T/T,Western Union,Western Union,T/T,MoneyGram | Delivery Time | 3-5 days |
| New / Used | Used | Frequency Range | 9 kHz – 8 GHz |
| Level Accuracy | ±0.8 dB (10 MHz – 3 GHz); ±1.0 dB (3 – 8 GHz) | Analysis Bandwidth (CBW) | 100 Hz – 30 MHz standard / 40 MHz wide-band mode |
| DANL (Preamp On) | –155 dBm/Hz @ 1 GHz with built-in pre-amp | Tracking Generator (opt. 77) | 100 kHz – 6 GHz, 0 to –30 dBm output |
| Brand Name | Advantest | Model Number | U3751 |
| High Light | 8 GHz RF spectrum analyzer ，lightweight RF spectrum analyzer ，Advantest U3751 spectrum analyzer 8 GHz | ||
Offered pre-owned and freshly calibrated, the U3751 brings laboratory-class spectrum analysis to the field with 9 kHz-to-8 GHz coverage, a built-in wideband pre-amplifier and an ultra-low –155 dBm/Hz noise floor. A 100 Hz–30 MHz digital IF path (40 MHz option) speeds ACPR, OBW and spur checks, while ±0.8 dB amplitude accuracy ensures reliable production data. Two-second boot-up, USB/LAN/GPIB control and an optional 6 GHz tracking generator make the 5.6 kg unit ideal for bench, rack or rooftop work. Supplied ready-to-ship with current firmware and traceable certs, it delivers Advantest precision at a fraction of new-instrument cost.
Interested in an Advantest U3751 — 8 GHz Lightweight Spectrum Analyzer or a similar model?
Drop your WhatsApp number or e-mail on our website and we will:
Send a tailored quotation and any current promotions.
Provide extra photos, test data, and full configuration details.
Discuss shipping, duties, warranty, and any other specifics you need.
Looking for other models? Our inventory changes daily—ask for the latest list of spectrum analyzers and RF equipment.
Every unit is calibrated at an ISO/IEC 17025 accredited laboratory. The original calibration certificate, marked TESTRO Certified, is linked to the unit’s serial number and included in the shipment.
A set of high-resolution teardown photographs showing seals, fasteners, and all critical modules.
A live video session in which an engineer demonstrates gain-linearity, noise-floor, and spurious-response tests in real time.
All recordings remain in our cloud archive for the life of the product.
We accept T/T, wire transfer, credit card.
Customers are welcome to visit our Shenzhen warehouse and refurbishment line to inspect calibration benches, burn-in racks, and inventory.
Company Details
Business Type:
Distributor/Wholesaler,Agent,Exporter
Year Established:
2017
Total Annual:
2,000,000-3,000,000
Employee Number:
30~50
Ecer Certification：
Verified Supplier
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. ... 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. ...
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