Portable spectrum analyzer

The portable spectrum analyzer comprises a reinforcing base, an analyzer body, two sets of reserved plates, a lifting ring, a protection assembly and a power supply assembly, the protection assembly is assembled at the top end in the reinforcing base, the analyzer body is installed on the protection assembly in a locking mode, and the two sets of reserved plates are symmetrically installed in the middles of the two sides of the upper surface of the reinforcing base in a locking mode. The power supply bin is arranged in the reinforced base, and the power supply main body is pushed into the power supply bin for electrical connection, so that the analyzer body can be powered, the problem that the analyzer body cannot be powered during outdoor use is solved, and the analyzer body can adapt to different working environments and is convenient to carry for outdoor use; under the assistance of the protection assembly, movement absorption is carried out through the positions of the sliding seat and the moving block, a