144MHz wave band radio direction finding machine

The utility model discloses a radio direction finder set with wave band of 144 MHz which comprises an antenna wave director, a Hertz antenna and a reflector. The antenna wave director is connected with a wave directing pole which is fixed on the top of a shell. The shell is provided with a circuit cabin, a power cabin and a swallowtail. The head end of the shell is connected with the Hertz antenna. The swallowtail is connected with the reflector. The circuit cabin is provided with receiving circuit. The shell is also provided with a frequency modulating button connected with the receiving circuit, a volume adjusting button and an earphone jack. The power cabin is provided with a power flexibly. The earphone jack has an earphone which can be inserted in the earphone jack. The antenna wave director, the Hertz antenna and the reflector are mainly composed of a soft steel belt of a screwing hoop with inner thread at one end. The soft steel belt is also provided with a waterproof course at the outer side. The utility model is of small size, light weight, firmness, legerity, convenient installation and disassembling, high detecting sensitivity. The design of the antenna wave director, the Hertz antenna, the reflector and the set body solves the problem of easily snapping caused by collision when running, and has the functions of water proofing, prolonging the service life and so on.