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示波器 HP 1722B 275MHz/10mv/1ns/双通道/双踪/双扫 体积: 28×18×48 cm 重量: 12 kg 厂家: 美国惠普 现售: 6000元 性能: The 1722B Oscilloscope is a 275MHz oscilloscope with 1 ns/div sweep speed, a built-in microprocessor, and a five function LED display for precise real-time measurements. In addition to the conventional Volts versus Time CRT display, the 1722B gives you a direct readout of Delta Time, Frequency, DC Voltage, instantaneous waveform voltage, and percent amplitude.