The signal/spectrum analyzer is the most commonly used as well as the most versatile measurement instruments when coming to the accomplishment of every level parameter test for electromagnetic signal. Each model of the test, measurement and monitor receiver has its own unique applicable characteristics to meet the demands of field application. CETI has a variety of signal/spectrum analyzer and receiver products whose frequency range covers from 3Hz to 325GHz. We have a variety of products which include a signal/spectrum analyzer, electromagnetic signal monitor analyzer, monitor receiver, broadband receiver, field strength tester, and millimeter-wave frequency multiplication module, etc. The structural style of our products involves table model, portable, handheld and PXI module to provide users with high performance to price ratio signal receive and analyze solutions.