MSO4034B Mixed Signal Oscilloscope- 4 analog + 16 digital channels MSO4054B Mixed Signal Oscilloscope- 500 MHz bandwidth MSO4014B Mixed Signal Oscilloscope 4 analog + 16 digital channels MSO4102B-L Mixed Signal Oscilloscope- 2 analog + 16 digital channels MSO4102B Mixed Signal Oscilloscope- 2 analog + 16 digital channels MSO4104B-L Mixed Signal Oscilloscope- 350 ps rise time MSO4104B Mixed Signal Oscilloscope- 4 analog + 16 digital channels