Specifications: • Function waveform o Sine, square, triangle, positive, ramp. o Negative ramp, random noise, Sin (x) / x, index up, index down. • Waveform o Memory length 8K (8192) points. o Sample rate, 10Msa/s. o Vertical resolution 8 bits. o Off line protect memory four 8K waveform. • Frequency characters o Sine: 1mHz ~ fmax, Maximum resolution: 100uHz or 8 digit. o Square: 1mHz ~ 5MHz, Long term stability: 50ppm (0°C ~ 40°C). o Others: 1mHz ~ 10KHz, Short term stability: 1ppm (after power on and stable). • Harmonic distortions o 20kHz, -60dBc, 20kHz ~ 1MHz, 1MHz~10Mhz, -50dBc, 10MHz ~ 20MHz, -40dBc (50Ω load, 1Vpp output), -30dBc. • Signal characters o Square  Rise time and fall times < 25ns.  Over shot < 5%.  Asymmetry < 2% + 20ns.  Triangle, ramp, linearity (1KHz) < 1%.  Rise of fall time: 120ns. • Output o Amplitude:  (Open circuit): 2mVpp ~ 20Vpp (< 20MHz), 2mVpp ~ 6Vpp (> 20Mhz).  (50Ω load): 1mVpp ~ 10Vpp (< 20MHz), 1mVpp ~ 10Vpp (> 20Mhz). o Output impedance:  Amplitude flatness: 50Ω.  DC offset range: 5% - 100% ~ 100%Vpp. • Sweep o Sweep range: 0.1Hz~fmax. o Minimum step: 0.1Hz. • FSK, PSK o Pulse width, period: 10us ~ 10s. o Trigger mode: Internal, external, single. o Frequency: 0.1Hz ~ fmax. o PSK phase differ: -360°C ~ 360°C. • Internal amplitude modulation o Carrier waveform: Internal waveform. o Carrier frequency: 1MHz ~ fmax. o Modulation waveform: Internal waveform. o Modulation frequency: 100mHz ~ 20KHz. o Stability of modulation frequency: 50ppm. o Depth of modulation: 0% ~ 120%. • External amplitude o Input impedance: 1k. o Modulation depth: When output signal is 1Vpp sine waveform, 4Vpp modulation signal could achieve 100% modulation depth. • Internal frequency modulation o Carrier waveform: Internal waveform . o Carrier frequency: 0.1MHz ~ fmax. o Modulation waveform: Internal waveform. o Modulation frequency: 100mHz ~ 20KHz. o Stability: 50ppm. o Frequency shift range: 0.1Hz ~ fmax. • Internal phase modulation o Carrier waveform: Sine, square. o Carrier frequency: 0.1Hz ~ fmax. o Modulation waveform: Internal waveform. o Modulation frequency: 100mHz ~ 10KHz. o Stability: 50ppm. o Maximum phase shift: 360°C. Features: • Using direct digital synthesis (DDS) technology. It features high resolution, high accuracy, high stability, superb price / performance direct input using numerical keys, data can also be continuously adjusted using adjusting knobs. • Multi-waveforms are suitable for various application areas standard RS-232 interface, it can connect with PC series 21xxA has arbitrary waveform.