Features:1. The frequency can be selected, 0.1Hz-2MHz, 5 MHz, 10MHz, 15MHz2. Output waveform includes sine wave, triangle wave, square wave, ramp wave, forward or negative pulse wave, sawtooth wave, etc.3. TTL/CMOS and OUTPUT synchronous output.4. Less than 1% distortion at 10Hz-100KHz.5. Less than 0.5dB frequency response at 0.1Hz-100 KHz.6. Frequency counter is from 1Hz to 30MHz.Specification:Condition: Model: LW-1643Frequency: 0.1Hz-10MHz Output Impedance: 50ohm10%Amplitude: Not less than 20Vp-p (no load) Symmetry Range: 90:10--10:90 Rising Edge Of Square: Less than 35nsDistortion: Less than 1% at 10H-100KHz Frequency Response: 0.1Hz~100MHz: 0.5dBLevel: TTL low level less than 0.4V in pulse wave, high level less than 3.5V,CMOS low less tan 0.5V in pulse wave, high level 5V--14V continuously variable. Rising Time: Less than 100ns Max.Volt-Controlled: 1000:1 Input Signal: DC-1KHz Measuring Range: 1Hz~10MHz10Vp-pInput Impedance: Not less than 1Mohm/20F Sensitivity: 100mVrms Max. Input: 150V(AC+DC) Input Attenuation: 20dB Accuracy: Less than 0.003%1 digitWeight: Approx. 3600g / 127.0ozSize: Approx. 270 * 225 * 90mm / 10.6 * 8.9 * 3.5inPackage List:1 * Function Signal Generator1 * BNC Connect Cable1 * BNC Turn Crocodile Clip Cable2 * Fuses1 * User Manual