The MG3740A Analog Signal Generator has excellent RF specifications, including SSB Phase Noise, output level, etc., and versatile modulation functions (AM/FM/Pulse). The MG3740A is the ideal solution for high-purity signal source for testing analog radio Rx characteristics. Moreover, adding the digital modulation option supports generation of narrowband digital modulation signals. It operates at a frequnecy from 100 KHz to 6 GHz, (available at 2.7 GHz and 4 GHz as well).