... measurement functions, auto measurement, digital filtering, waveform storage, math function, FFT, PASS/FAIL judgement, multi communication interfaces, etc., ... DEVICE, RS232C and PASS/FAIL OUTUnique Built-in Function/Arbitrary Waveform Generator ModuleThe first digital oscilloscope with built ... as sine, square, triangle etc.Built-in multiple modulation function, including AM, FM, PWM, FSK, PSK and Bias ...