Frequency Range 0.5Hz ~ 5MHz (7 Range) Amplitude >10Vpp (into 50Ω load) Impedance 50Ω±10% Attenuator -20dB±1dBx2 DC Offset 5V (into 50Ω load) Duty Control 80% ~ 20%, maximum 1MHz (continuously adjustable) Display 6 digits LED display *GFG-8215A does ...