The Anritsu MS8901A is a Digital Broadcast Signal Analyzer that integrates spectrum analyzer and vector signal analyzer functionality for signal analysis, spectrum monitoring, and field measurements. Operating from 9 kHz to 3 GHz, it delivers high dynamic range performance and low noise characteristics suitable for development, manufacturing, and maintenance applications across digital broadcast systems.
## Technical Specifications
**Frequency Range:** 9 kHz to 3 GHz
**Maximum Input Level:** +30 dBm
**Resolution Bandwidth (RBW):** 300 Hz to 3 MHz in 1:3:10 sequence increments; optional narrower RBW down to 1 Hz available (OP02)
**Average Noise Level (DANL):**
• Without preamplifier: ≤ −124 dBm + 2f (GHz) dB
• With preamplifier: ≤ −139 dBm + 2f (GHz) dB
• Preamplifier noise floor: −163 dBm/Hz
**SSB Phase Noise:** −95 dBc/Hz at 1 kHz offset (typical); −108 dBc/Hz at 10 kHz offset
**A/D Converter:** 14-bit resolution
**IF-stage Filtering:** SAW filter for high channel selectivity
**Connector:** N-Type, 50 Ohm
**Power:** 12 V car cigarette lighter adapter compatible
**Weight:** Less than 16 kg (excluding handle, legs, front fan cover)
## Key Features
• Fast 20 Hz refresh rate for real-time spectrum display
• Integrated synthesizer with low-phase-noise local oscillator
• Frequency counter, occupied bandwidth, and channel power measurements
• C/N and channel power analysis from waveform data
• Digital broadcast signal analysis capabilities including ISDB-T (via software option)
• GPIB interface (120 bps) plus DVB-ASI, DVB-SPI, TTL, and ECL digital broadcast interfaces
• Signal analyzing software support (up to three options)
## Typical Applications
Development and manufacturing test of digital broadcast equipment; field service and maintenance of terrestrial and cable broadcast infrastructure; spectrum monitoring and signal characterization in broadcast bands.
## Compatibility & Integration
Supports multiple digital broadcast interface standards and optional signal analyzing software for ISDB-T and related waveform analysis.
