The Advantest R3261A Spectrum Analyzer is a compact and reliable RF test instrument designed for precise frequency and amplitude measurements from 9 kHz to 2.4 GHz. Known for its low noise floor, stable frequency reference, and intuitive operation, it’s ideal for RF design, maintenance, and EMI/EMC analysis.
Key Features & Highlights
Frequency range from 9 kHz to 2.4 GHz
Fast sweep speed and high-resolution measurement
Excellent dynamic range (> 100 dB)
Low phase noise and high frequency stability
Compact and lightweight for bench or portable use
Technical Specifications (Typical)
| Parameter | Specification |
|---|---|
| Frequency range | 9 kHz – 2.4 GHz |
| Frequency accuracy | ± 1 ppm |
| Displayed average noise level | –110 dBm (typical) |
| Resolution bandwidth | 10 Hz – 1 MHz (selectable) |
| Dynamic range | > 100 dB |
| Input impedance | 50 Ω |
| Sweep speed | 10 ms – 100 s |
| Operating temperature | 0 °C – 50 °C |
Applications
RF and communication equipment testing
Spectrum monitoring and interference detection
Transmitter and oscillator analysis
EMC pre-compliance testing
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