HP 8657B signal generator 2 GHz Hewlett Packard Frequency range 100 kHz .. 2060 MHz Resolution 1 Hz Amplitude -143.5 dBm .. +13 dBm Resolution 0.1 dBm Adjusted for frequency and amplitude AM , FM modulation 300 Hz, 1 kHz, Extern AC, DC FM Phase Noise at 500 MHz,20 kHz offset < -130 dBc/Hz typical -136 dBc/Hz 50 W reverse power protection Standard timebase 2 ppm per year, external 1,5,10 MHz in out N connector for RF front BNC connector for modulation front and back GPIB interface Size 133 H x 425 W x 574 D mm Weight 20.5 kg