# U3661 Advantest Spectrum Analyzer Used

**Additional Features:**

-   Frequency range: 9 kHz-26.5 GHz
-   TFT 6-inch Color LCD and Memory Card
-   High-stability Measurement by Means of Synthesized Operation
-   50-µs High-speed Sweep Function
-   Frequency range: 9 kHz to 26.5 GHz
-   Resolution bandwidth: 1 kHz to 3 MHz
-   Phase Noise: - 100 dBc/Hz up to 3 GHz
-   Integrated preamplifier with a gain of >25 dB Full dynamic range, eg for GSM pulse measurements
-   Two memory card drives to PCMCIA standard for saving measurement results and instrument settings

The Advantest U3661 is an ultra-compact and light weight and provides a frequency range of 9 kHz to 26.5 GHz and a display dynamic range of 100 dB. The U3661 has a three-way power supply with battery operation (100/200 VAC, external DC, and battery pack) and 1-hour operation is possible with the specialized battery. The Advantest U3661 is ideal for field maintenance of microwave radio facilities, and digital mobile communication

## Details

- **Price:** 0.0 USD - 675.0 USD
- **Vendor:** Advantest
- **Type:** Spec An
- **Tags:** Advantest, Analyzers, Manufacturers, product_manual_group_1, Product_used, Spectrum

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| None | 0.00 USD | In stock |
| NIST Traceable | 525.00 USD | In stock |
| NIST Traceable with Full Data | 600.00 USD | In stock |
| ISO IEC 17025 Accredited | 675.00 USD | In stock |

## Images

- U3661 Advantest Spectrum Analyzer Used

---

> Source: [ValueTronics](https://valuetronics.com/products/u3661-advantest-spectrum-analyzer-used)
> Updated: 2026-05-21