Anritsu
Anritsu MS2681A 300Hz - 3GHz Spectrum Analyser
300Hz -?3GHz Spectrum Analyser
300 Hz - 3 GHz Frequency Range
30 Hz - 3 MHz (in 1-3-10 steps) Resolution Bandwidth
1 Hz - 3 MHz (in 1-3-10 steps) Video Bandwidth
-145 dBm (typical, at 1 GHz, 10 Hz RBW) Display Average Noise Level (DANL)
-100 dBc/Hz at 10 kHz offset (typical) Phase Noise

| Attribute | Value |
|---|---|
| Frequency Range | 300 Hz - 3 GHz |
| Resolution Bandwidth | 30 Hz - 3 MHz (in 1-3-10 steps) |
| Video Bandwidth | 1 Hz - 3 MHz (in 1-3-10 steps) |
| Display Average Noise Level (DANL) | -145 dBm (typical, at 1 GHz, 10 Hz RBW) |
| Phase Noise | -100 dBc/Hz at 10 kHz offset (typical) |
| Dynamic Range | 70 dB (typical) |
| Input Impedance | 50 Ohms |
| Maximum Input Power | +30 dBm (1 W) |
| Frequency Reference Accuracy | ±1 ppm (aging per year) |
| Power Requirements | 90 - 132 VAC / 180 - 250 VAC, 48 - 66 Hz |
| Model | MS2681A |
|---|
The Anritsu MS2681A is a digital spectrum analyzer covering 9 kHz to 3 GHz, featuring precise spectrum analysis and integrated digital demodulation for QAM and PSK signals. It offers real-time measurements with histogram display, compact design, and intuitive interface.
With USB and GPIB ports, the MS2681A ensures easy connectivity and efficient data handling, making it ideal for evaluating modern digital wireless systems and signal performance.
Testwall can supply the used Anritsu MS2681A, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Anritsu MS2681A.




