Microwave Preamplifier, 1GHz-26.5GHz The 8449B is a microwave preamplifier, offers high-gain, low-noise and provides additional sensitivity for any RF/microwave spectrum analyzer for detection and analysis of very low signals. The improved sensitivity can dramatically reduce measurement time. Features: Sensitivity for MIL-STD radiated measurements Noise Figure: 1.0-12.5 GHz: - 8.5 dB 12.5-22.0 GHz: - 12.5 dB 22.0-26.5 GHz: - 14.5 dB Minimum Gain: 23.5 dB Gain Flatness: 1.0-26.5 GHz: +/- 4.5dB 2.0-22.0 GHz: +/- 3.5 dB Gain compression: < 1 dB for output signal of <= +7 dBm Connector Type: ACP 3.5 male