Key facts
- Brand
- ADVANTEST
- Model
- U3751
- Documents
- 3
- Languages
- EN
- Last added
- 2012-03-20
Start here

Advantest U3741 U3751 U3771 U3772 User Guide
This guide introduces the Advantest U3700 series spectrum analyzer, covering the four applicable models. It includes safety precautions, delivery inspection, power supply options, and basic operation procedures.
Detailed sections describe menu navigation, measurement functions, remote control options (GPIB and LAN), performance specifications, and an alphabetical index to help users quickly locate information.
ADVANTEST U3751 specifications
| Frequency range (pre‑amp) | 3 GHz – 8 GHz |
|---|---|
| Maximum weight | 5.6 kg |
| Battery operation time | up to 2.5 hours |
| Warm‑up time | 5 minutes |
| Resolution bandwidth options | 30 Hz – 1 MHz |
| Tracking generator output (75 Ω option) | 107 to 47 dBuV |
All ADVANTEST U3751 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How long does the battery last?
The analyzer can operate continuously for up to 2.5 hours on its battery pack.
What is the warm‑up time before measurements can be taken?
The device requires only a 5‑minute warm‑up period at ambient temperatures of 20‑30 °C.
What is the frequency range of the U3751?
The analyzer covers 9 kHz to 8 GHz.
How long does the U3751 take to warm up?
It can warm up within five minutes.
