... , Square, Ramp, Pulse Features: function generator1.Frequency of the mode: 0.1Hz---2MHz/ 5MHz/ 10MHz2.Output waveform: Sine, Triangle, Square, ... 30MHz frequency counterSpecifications:1.Frequency: LW1641: 0.1Hz--2MHz, LW-1642: 0.1Hz--5MHz LW-1643: 0.1Hz--10MHz2.Output waveform: Sine, ... than 20V p--p (open circuit)5.DC Voltage: 0--±10V continuously adjustable6.Symmetry Range: 90:10--10:907.Rising Edge ...