The SG5030 Programmable Leveled Sinewave Generator for the TM5000 series is the best choice when calibrating analog or digital scopes up to 550 MHz. 0.1 Hz to 550 MHz frequency range Oscilloscope Bandwidth Calibration 4.5 mV to 5.5 V Amplitude Range Amplitude Flatness from 1.5% to 4% 20 Stored Front Panel Settings