Frequency Range: 0.3Hz ~ 3MHz* Waveforms: Sine, Triangle, Square, Ramp, TTL andCMOS Output* External Voltage Controlled Frequency (VCF) Function* Duty Cycle Control with Signal Inversion Capability* Variable DC Offset Control* Two-Step (-20dBx2) and Variable attenuator* Built-in 6 Digit Counter with INT/EXT Function up to150MHz /high resolutionLIN/LOG Sweep Mode