The Anritsu MS2683A is a high-performance spectrum analyzer operating from 9 kHz to 7.8 GHz, designed for evaluating next-generation radio communication systems and devices. It features a wide standard resolution bandwidth of up to 20 MHz, high-speed sweep capabilities, and support for dedicated modulation analysis software.

Specifications

General

ParameterValue
InterfacesGPIB, RS-232C
DisplayColor TFT LCD

Physical

ParameterValue
Power Supply100 to 120 V AC / 200 to 240 V AC, 47.5 to 63 Hz
Operating Temperature0°C to +50°C
Dimensions (W×H×D)320 mm × 177 mm × 350 mm
Weight15 kg

Frequency Specifications

ParameterValue
Frequency Range9 kHz to 7.8 GHz
Resolution Bandwidth (RBW) Range10 Hz to 20 MHz

Sweep & Trigger Specifications

ParameterValue
Sweep Refresh Rate20 times/s

Amplitude Specifications

ParameterValue
Typical Dynamic Range156 dB

Inputs & Outputs (Interfaces)

ParameterValue
GPIB Transmission Speed120 KBytes/s

Measurement Capabilities & Functions

ParameterValue
W-CDMA Modulation Analysis Time1.5 s (with optional software)

RF Input

ParameterValue
RF Input ConnectorN (female), 50 Ω nominal
Input Attenuator Range0 to 70 dB in 10 dB steps
Maximum Safe RF Input+30 dBm (1 W) average power, 0 V DC

Sweep

ParameterValue
Sweep Time (Span ≥ 10 Hz)20 ms to 1000 s
Sweep Time (Zero Span)50 µs to 1000 s

Frequency

ParameterValue
Internal Reference Frequency10 MHz
Frequency Resolution1 Hz
Frequency Reference Aging Rate (Standard)±1 × 10^-6/year
Frequency Reference Aging Rate (with Option 02)±5 × 10^-10/day

Amplitude

ParameterValue
Reference Level Range-100 to +30 dBm

Storage

ParameterValue
Memory Card SlotsPCMCIA Type II (2 slots)

Inputs & Outputs

ParameterValue
Input Impedance50 Ω

Performance

ParameterValue
SSB Phase Noise (1 GHz, 10 kHz offset)≤ -115 dBc/Hz
1 dB Gain Compression≥ 0 dBm (mixer input, >200 MHz)
Trigger SourceFree Run, Video, Line, External, Frame
Preselector3.0 GHz to 7.8 GHz (built-in)

Technology

Heterodyne Spectrum Analysis

Applications

Wireless Communication Transmitter Testing and Modulation Analysis