Rohde & Schwarz FSH404 Handheld Spectrum Analyzer
The Rohde & Schwarz FSH404 Handheld Spectrum Analyzer is an advanced tool designed for network operators, TV broadcast personnel, and military professionals who require a compact and efficient measuring instrument in the field. Building upon the legacy of its predecessors—FSH3, FSH6, and FSH18—the FSH404 enhances RF performance, boosts CPU speed, and features a larger display. Notably, it includes a memory expansion slot that accommodates a wide array of applications, solidifying its status as a precise and mobile measurement solution.
Equipped to serve various roles depending on the model and optional installations, the FSH404 can function as a power meter, cable and antenna tester, or a two-port vector network analyzer. The newly designed graphical user interface (GUI) and dedicated function keys offer seamless operation for field users.
Specifications:
- Frequency range: 9 kHz to 3.6 GHz
- High sensitivity: <–141 dBm (1 Hz), or with optional preamplifier <–161 dBm (1 Hz)
- Low measurement uncertainty
- Integrated internal tracking generator and VSWR bridge with built-in DC voltage supply (bias)
- Two-port network analyzer capability
- Directional power measurements up to 4 GHz under operational conditions
- Replaceable Li-ion battery providing up to 4.5 hours of operation
- Rugged, splash-proof housing designed for harsh field conditions
- Lightweight design at just 3 kg (with battery) for easy handling
- Measurement results can be saved on an SD card for convenience
- Includes LAN and USB interfaces for remote control and data transfer
- Compatible with R&S FSH4View software for straightforward documentation of measurement results
Features:
- User-friendly design promoting simplicity of use
- Ruggedized mobile form factor for field utility
- Additional accessories designed specifically for field users
- Enhanced RF performance for more accurate measurements
- Easy-to-replace Li-Ion battery pack with external charging capability
- Compact internal VSWR bridge minimizes size and weight for better portability
- SD memory expansion slot for storing measurements, results, and installation settings
- USB and LAN interfaces support remote control functions and facilitate firmware updates
- Faster CPU enables quicker display updates, enhancing user experience
- Larger 6.5” VGA display allows for split-screen mode for improved visibility
