Mini-Circuits QAT-15+

Mini-Circuits QAT-15+ Environmental and export classification status description

The Mini-Circuits® QAT-15+ is a low-cost, wideband, absorptive RF noise source operating within the frequency range of DC to 1500 MHz. It is commonly utilized as a known source of broadband noise for testing and calibration purposes in various RF and wireless applications. Functions: 1. Wideband Noise Generation: Provides a known level of broadband noise across the DC to 1500 MHz frequency range. 2. Absorptive Design: Absorbs the generated noise internally, ensuring minimal reflections and maintaining accuracy during measurements. Applications: 1. RF Testing: Used for testing and calibrating RF and microwave components like amplifiers, filters, and mixers. 2. Signal Integrity Testing: Helps evaluate system performance in terms of signal-to-noise ratio, noise figure, and dynamic range. Alternative Components: - Fairview Microwave Noise Sources: Comparable sources with similar noise generation capabilities and frequency ranges. - Analog Devices Wideband Noise Generators: Alternative options offering noise generation for RF testing applications. Embedded Modules: The QAT-15+ can be integrated into test setups and systems with the following embedded components: - Signal Generators: To modulate the noise source and simulate real-world RF conditions. - Oscilloscopes/Spectrum Analyzers: To measure and analyze the noise characteristics produced by the QAT-15+. Related Q&A: 1. Q: Can the QAT-15+ be used to determine the noise figure of an RF amplifier? A: Yes, by comparing the output noise level of the device under test with the noise level generated by the QAT-15+, the noise figure can be determined. 2. Q: What are the advantages of using an absorptive noise source like the QAT-15+? A: Absorptive sources minimize reflections, ensuring accurate measurements in RF test setups. 3. Q: How can the QAT-15+ be employed in a spectrum analyzer calibration procedure? A: The noise source can be used to provide a known noise level at the input of the spectrum analyzer for calibration purposes. 4. Q: Is the QAT-15+ suitable for characterizing the frequency response of a filter? A: Yes, by applying the noise source to the filter input, its frequency response can be evaluated based on the filtered noise output. 5. Q: Can the QAT-15+ be cascaded for higher noise power levels in testing? A: Yes, multiple QAT-15+ units can be cascaded to achieve higher noise power levels if needed for specific testing requirements.