Siglent SSG5040X-V RF Signal Generator
Manufacturer: Siglent
Model Number: SSG5040X-V
9 k - 4 GHz; -140 dBm ~ +26 dBm; 0.001 Hz frequency resolution, Phase noise -120 dBc/Hz @1 GHz, 20 kHz offset; 5 inch TFT touch-screen; with 75 MHz internal IQ modulation