fsem20|rohde&schwarz|频谱分析仪|罗德与施瓦茨|9khz至26.5ghz 品牌：德国罗德与施瓦茨(rohde/schwarz) 主要介绍： *low end frequency limit 9.00 khz *high end frequency limit 26.50 ghz *resolution bandwidth min. 10 hz *resolution bandwidth max. 10 mhz *24-cm lcd 9.5"; display *more than 20 sweeps/s *8 markers *frequency counter w/ selresolution *numerous level & frequencylines *split-screen display *quasi-analog display *minimum sweep time 1 us *maximum sweep time 1500 s *resolution bandwidth steps 1/2/3/5 *minimum video bandwidth 1 hz *maximum video bandwidth 10 mhz *video bandwidth steps 1/2/3/5 *minimum single-side-band noise -129dbc/hz *maximum single-side-band noise -79dbc/hz *maximum dynamic range 150 db *demodulation am,fm