Description
EMC051835SE Low Noise Preamplifier for EMI Measurements
The EMC051835SE Low Noise Preamplifier is a state-of-the-art solution for engineers and test professionals requiring high-performance amplification in demanding EMI and EMC testing environments. Operating across a broad frequency range of 500 MHz to 18 GHz, this preamplifier ensures precise and consistent signal performance for applications in automotive, avionics, military, medical, wireless/telecom, and industrial electronics.
Engineered with a 35 dB minimum gain and a noise figure as low as 3 dB, the EMC051835SE enhances measurement sensitivity while maintaining excellent system stability. Its ability to compensate for long cable losses and improve system noise floor flatness makes it a critical tool for reliable EMI compliance testing under international standards such as ANSI C63.4, CISPR 22, MIL-STD-461, and more.
With high linearity and wide dynamic range, this low noise amplifier (LNA) supports accurate detection of weak signals while withstanding strong input levels without distortion. The unconditionally stable design ensures dependable performance even in complex and fluctuating RF test environments.
The preamplifier is built with robust SMA female connectors, compact housing, and integrated AC mains power support with a grounding detect circuit, ensuring both usability and safety in test labs. Available in multiple versions, the EMC051835SE can be adapted for bench-top use or integrated seamlessly into antenna mast setups with dedicated mounting options.
Whether you are testing for compliance in automotive EMC, validating wireless devices, or working in defense and aerospace, the EMC051835SE offers unmatched precision, reliability, and versatility for professional EMI measurement setups.
Technical Specifications of EMC051835SE
| Specification | Value |
| Frequency Range | 500 MHz – 18 GHz |
| Gain (Min) | 35 dB |
| Gain Flatness | ±2.5 dB |
| Noise Figure (Max) | 3 dB |
| P-1dB Compression Point | 10 dBm (min) |
| Input VSWR / Output VSWR | 2.3:1 / 2.0:1 (max) |
| Input Damage Level | 0 dBm +10 VDC |
| Power Requirements | 110 VAC / 230 VAC |
| Connectors | 50-Ohm SMA Female |
| Size | 145mm × 75mm × 66mm / 217mm × 330mm × 100mm |
| Net Weight | 628g (870g) / 3000g |
| Design Features | AC input, grounding detect, high EMI stability |
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