The SG06-840001-S5S5 from Atlantic Microwave is a Miniature Signal Generator with frequencies from 25 to 6000 MHz and a step size of 100 Hz. It has an output power range from -17 to +13 dBm. This pocket-sized generator has spurious levels of -70 dBc, harmonics of -25 dBc, and phase noise of -94 dBc/Hz (@ 10 kHz offset from 1 to 3 GHz). It can be controlled via USB, Ethernet, or RS-232 interfaces and can also be remotely controlled in frequency and level via a GUI or by terminal applications (ASCII commands). The generator requires a DC supply from 9 to 28 V and can also operate using an AC power supply adaptor. It is available in enclosures that measure 163.0 x 103.0 x 30.5 mm and have SMA-female output connectors.
