The Aaronia HF80200X Spectran V5 USB RF Spectrum Analyzer 9 kHz - 20 GHz measures the frequency range 9 kHz - 20 GHz and is ideal for radio frequency spectrum analysis in any laboratory or bench-top testing setting. This compact USB-based RF analyzer is lightweight and portable, housed in a milled aluminum case for added durability. The V5 Real Time Spectrum Analyzer technology, combined with the lightning-fast RTSA Suite (real time spectrum analyzer software suite) allows the HF 80200-X to capture and log even the weakest or shortest signals with precision and unparalleled speed. The unit includes a pre-installed 20 dB internal preamplifier and compatible radial isotropic antenna to maximize the analyzer's ability to detect and record even the smallest transmissions.