Rohde & Schwarz ESU8 EMI Test Receiver
The Rohde & Schwarz ESU8 is a cutting-edge EMI test receiver designed to meet the rigorous standards of both civil and military electromagnetic interference measurements. As a key member of the CISPR16-1-1-compliant family, the ESU8 delivers exceptional performance in EMI testing. With its innovative FFT-based time-domain scanning technology, experience overview measurements that are up to 150 times faster than those on previous models.
Key Features
Performance Characteristics
- Frequency Range: 20 Hz to 8 GHz
- Outstanding RF Performance: Superior RF characteristics ensuring precise measurements
- Low Measurement Uncertainty: Achieve reliable results with minimal uncertainty
- Compliance: Fully adheres to the CISPR 16-1-1 standard, meeting all commercial and military requirements
Enhanced Measurement Speed
- Time-Domain Scan (FFT) Option: Significantly reduces total measurement times for faster results
- Analyzer Mode: Quick overview measurements with a sweep time as short as 2.5 ms
- Parallel Real-Time IF Analysis: Analyzes real-time signals simultaneously
- Fast Time-Domain Analysis: Offers resolution starting at 10 µs with monitoring times exceeding 2 hours
- Remote Control Capability: Easily control via GPIB and LAN (Ethernet)
Innovative Engineering Solutions
- Comprehensive EMC Detectors: Includes CISPR-AV and the new CISPR-RMS
- Automation: Fully automatic measurement processes for both preview and final assessments
- Integrated Reporting Features: Generate reports in PDF, HTML, and RTF formats with an onboard template editor
- Windows XP Compatibility: USB interfaces available for easy file transfers
- Optional Memory Flexibility: Removable hard disk (flash card) capabilities
The built-in time-domain (FFT) scan method significantly enhances the R&S ESU8's measurement capabilities, providing high-speed overview EMI spectrum assessments. This system can considerably decrease measurement times, yielding results that are 10 to 100 times faster than traditional receivers or spectrum analyzers.
Model Specifications
The R&S ESU8, along with its counterparts (R&S ESU26 and R&S ESU40), covers frequency ranges up to 8 GHz, 26.5 GHz, and 40 GHz, respectively. Each model includes:
- Secondary Pulse-Resistant RF Input: Conducted emissions from 20 Hz to 1 GHz
- Preselection Features: Essential for compliance with EMI standards
- Internal Preamplifier: Operational up to 3.6 GHz
Parallel Detectors
All models come equipped with a comprehensive set of parallel detectors, featuring digitally implemented systems for peak, average (AV), quasi-peak, CISPR-Ave, RMS, and the advanced CISPR-RMS, ensuring enhanced stability and reliability.
User-Friendly Interface
The R&S ESU8 includes a large TFT LCD display that consolidates all vital information, showcasing real-time amplitudes through a traditional bar graph format for up to four parallel detectors. Users benefit from an integrated view of either the complete RF interference spectrum with limit lines or the real-time IF spectrum, aiding in extensive analytical assessments of modulation characteristics and ambient interference.
