Tektronix 222A
Bandwidth: 10 Mhz Channels: 2
10 MHZ HANDHELD DIGITALOSCILLOSCOPE Bandwidth: DC to 10MHz(-3dB). Digitizer: DC to 1MHZ single shot, 10MHz repetitive. Rise time: 15ns. Deflection factor: 5mV/div to 50V/div. Time base: 50ns/div to 20s/div (10x mode, 5ns/div). acquisition modes: normal, peak detect, accumulated peak, averaging. RS-232 interface. 2 hour battery operation.