Máy phát xung Pintek FG-102 (10MHz ) 0.3Hz~10MHz Hz.KHz.MHz..3Range, Easy Operation. LED: 0.56", 6 Digits. 2 Attenuator: (-20dB x 2) USB (RS-232) Built-In. PC Control: Frequency, Waveform, -20dB Attenuator. Duty Cycle Accuracy: 10PPM, Longtiome: ±1ppm/year Waveform: Sine, Square, Triangle to 10MHz Duty Cycle Range 0.3Hz~3MHz