Vibration tester

The invention discloses a vibration tester, and relates to the field of helicopter assembled engine testing. The vibration tester comprises a tester main body and a connecting cable, the tester main body comprises a case, a tester front panel, a tester rear panel and a power supply, and the power supply comprises a working power supply and a self-checking power supply. The tester rear panel is used for providing a special jumper hole for an external power supply and a metering test instrument head; a front panel of the tester is connected with the vibration detection system through a connecting cable, and single-piece detection and joint debugging of all components of the vibration detection system are conducted. The vibration tester can be used for simulating complete joint debugging andjoint testing of a helicopter working environment vibration detection system, and can also realize single-piece detection of a vibration measurement electronic measurement assembly in the vibration detection system and comple