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The FSH4/8 improves upon RF performance, CPU speed, display size, interfaces for memory expansion slot to further support a very wide range of applications, and truly makes it a mobile precise measurement instrument. Depending upon model and installed options, it serves as a power meter, cable and antenna tester, or a two-part vector network analyzer. With the new and improved GUI and dedicated function keys, it provides better operation to field users addressing the following applications using the new R&S®FSH4/8:

• Service & Maintenance on transmitter stations
• Cable & Antenna tests
• EMF measurements
• EMI precompliance
• Signal monitoring
• Interference hunting
• Precise power measurements

Key Features

• Ease of use
• Ruggedized, yet mobile form factor
• Accessories for field users
• Improved RF performances
• Easy to replace Li-Ion battery pack with an external charger
• Internal VSWR bridge to reduce overall size and weight, making it easy to handle
• SD memory expansion slot to store measurements, results and installation settings
• USB and LAN interfaces supporting remote control functions and ease of firmware updates
• Faster CPU to provide quicker display updates
• Larger 6.5" VGA display allowing split screen mode

Key Facts

• Frequency range from 9 kHz to 3.6 GHz or 8 GHz
• High sensitivity (< –141dBm(1Hz), with preamplifier < –161 dBm (1 Hz ))
• Low measurement uncertainty (< 1 dB)
• Internal tracking generator and VSWR bridge with built-in DC voltage supply (bias)
• Two-port network analyzer
• Directional power measurements up to 4 GHz under operating conditions
• Easy-to-replace Li-ion battery for up to 4.5 h of operation
• Rugged, splash-proof housing for rough work in the field
• Easy handling due to low weight (3 kg with battery) and easy-to-reach function keys
• Save measurement results on SD card
• LAN and USB interface for remote control and transfer of measurement data
• R&S®FSH4View software for simple documentation of measurement results