The Rohde & Schwarz FSW50 is a high-performance signal and spectrum analyzer designed to meet the demanding requirements of microwave and millimeter-wave applications, offering a frequency coverage from 2 Hz to 50 GHz with outstanding phase noise and dynamic range.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | LAN (LXI), GPIB (IEC 625-2/IEEE-488), USB 2.0, USB 3.0, DVI-D, DisplayPort |
| Display | 12.1-inch WXGA color touchscreen (1280 × 800 pixels) |
| Warm-Up Time | 20 min (10 min with Option FSW-B4) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | 100 V to 240 V AC (±10%), 50 Hz to 60 Hz / 400 Hz |
| Operating Temperature | +5 °C to +45 °C |
| Dimensions (W×H×D) | 462 mm × 240 mm × 504 mm |
| Weight | 23.6 kg (configuration dependent) |
Frequency Specifications
| Parameter | Value |
|---|---|
| Frequency Range | 2 Hz to 50 GHz |
| Frequency Resolution | 0.01 Hz |
| Frequency Span Range | 0 Hz (zero span), 10 Hz to 50 GHz |
| Internal Reference Frequency Aging Rate | ±1 × 10^-7 per year |
| Internal Reference Frequency Aging Rate (with Option FSW-B4) | ±3 × 10^-8 per year |
| Reference Temperature Stability | ±1 × 10^-9 (+5 °C to +45 °C, with Option FSW-B4) |
| Phase Noise at 10 kHz Offset (1 GHz Carrier) | -140 dBc/Hz (typical) |
| Phase Noise at 100 kHz Offset (1 GHz Carrier) | -143 dBc/Hz (typical) |
| Phase Noise at 1 MHz Offset (1 GHz Carrier) | -150 dBc/Hz (typical) |
Amplitude & Sensitivity Specifications
| Parameter | Value |
|---|---|
| RF Input Impedance | 50 Ω |
| RF Input Attenuator Range | 0 dB to 75 dB (in 5 dB steps) |
| RF Input Attenuator Step Size (with Option FSW-B25) | 1 dB |
| Maximum Safe Input Level (CW Power) | +30 dBm (1 W) |
| Maximum Safe Input Level (DC Voltage) | 0 V |
Connectivity & Interface Ports
| Parameter | Value |
|---|---|
| RF Input Connector Type | 2.4 mm female (ruggedized) |
| External Reference Input Frequency | 1 MHz to 20 MHz (in 1 Hz steps) |
| External Reference Output | 10 MHz (plus 100 MHz/640 MHz option) |
Dynamic Range & Distortion
| Parameter | Value |
|---|---|
| Third-Order Intercept (TOI) at 2 GHz | +25 dBm (typical) |
| 1 dB Gain Compression Level (at 1 GHz) | +15 dBm (nominal) |
Sweep & Bandwidth
| Parameter | Value |
|---|---|
| Sweep Time Range (Zero Span) | 1 µs to 16000 s |
| Sweep Time Range (Span >= 10 Hz) | 1 µs to 16000 s |
| Resolution Bandwidth (RBW) Range | 1 Hz to 10 MHz (up to 80 MHz with options) |
| Video Bandwidth (VBW) Range | 1 Hz to 10 MHz |
| Standard Analysis Bandwidth | 80 MHz (configuration dependent) |
| Maximum Analysis Bandwidth | 8.3 GHz (with Option FSW-B8001) |
| RBW Selectivity (60 dB / 3 dB Shape Factor) | < 4.6 (Gaussian shape) |
Measurement Capabilities & Features
| Parameter | Value |
|---|---|
| Detectors | Max Peak, Min Peak, Auto Peak, Sample, RMS, Average, Quasi-Peak |
| Trace Functions | Clear/Write, Max Hold, Min Hold, Average, View, Blank |
| Number of Displayed Traces | 6 |
| Standard Measurement Suites | Channel Power, ACPR, Occupied Bandwidth, Spectrum Emission Mask, CCDF |
Physical & Environmental
| Parameter | Value |
|---|---|
| Display Resolution | 1280 × 800 pixels |
| Storage Temperature Range | -40 °C to +70 °C |
| Operating Humidity Range | 95% RH (non-condensing) |
| Calibration Interval | 1 year |
Receiver & Noise Performance
| Parameter | Value |
|---|---|
| DANL at 1 GHz (no preamplifier) | -152 dBm (1 Hz) (typ. -155 dBm) |
| DANL at 10 GHz (no preamplifier) | -150 dBm (1 Hz) (typ. -152 dBm) |
| DANL at 50 GHz (no preamplifier) | -137 dBm (1 Hz) (typ. -141 dBm) |
| DANL at 50 GHz (with preamplifier Option FSW-B24) | -156 dBm (1 Hz) (typ. -161 dBm) |
Measurement Speed & Sweep
| Parameter | Value |
|---|---|
| Number of Sweep Points (Sweep) | 101 to 100001 |
| Number of Sweep Points (Transient Recorder) | 2 to 400000000 |
Analysis Bandwidth
| Parameter | Value |
|---|---|
| Analysis Bandwidth Options | up to 8.3 GHz (with Option FSW-B8000 / FSW-B8001) |
| Real-time Analysis Bandwidth Options | up to 800 MHz (with Option FSW-B800R) |
General Data
| Parameter | Value |
|---|---|
| Operating System | Windows 10 |
Trigger
| Parameter | Value |
|---|---|
| Trigger Sources | Free Run, Video, External, IF Power, RF Power, I/Q Power, Timer |
Connectivity
| Parameter | Value |
|---|---|
| Front-Panel USB Ports | 2 × USB 2.0 (Type A) |
| Rear-Panel USB Ports | 2 × USB 3.0 (Type A), 1 × USB 2.0 (Type B) |
| LAN Interface | 1 × RJ-45, 10/100/1000BASE-T |
| External Monitor Outputs | 1 × DVI-D, 1 × DisplayPort |
| Audio Output Port | 3.5 mm jack (front panel) for AM/FM demodulated audio |
Inputs & Outputs
| Parameter | Value |
|---|---|
| Noise Source Control Port | BNC, 28 V DC, max. 100 mA |
| External Mixer LO/IF Port | Option FSW-B21 (SMA female, LO: 8.0 GHz to 14.5 GHz, IF: 311.25 MHz) |
| Standard IF Output Frequency | 311.25 MHz (BNC, 50 Ω) |
Environmental & Safety
| Parameter | Value |
|---|---|
| Sinusoidal Vibration Compliance | 5 Hz to 55 Hz, 0.15 mm amplitude (meets EN 60068-2-6) |
| Random Vibration Compliance | 10 Hz to 300 Hz, 1.2 g RMS (meets EN 60068-2-64) |
| Shock Resistance Compliance | 40 g shock spectrum (meets MIL-STD-810G, Method 516.6) |
Technology
Superheterodyne Spectrum Analyzer with Digital IF
Applications
Microwave and millimeter-wave testing, radar analysis, 5G and satellite communication systems