Feature: 1. [CIRCUIT PROTECTION] The dual channel signal generator has high accuracy and output short circuit protection. All signal output terminals can work for 60s under load short circuit. 2. [LCD DISPLAY] The signal generator adopts LCD display screen, yellow green eye protection design, which is not easy to fatigue, with intuitive control panel, easy to control. 3. [GOOD STABILITY] Adopts large scale FPGA integrated circuits and high speed MCU microprocessors, and active crystal oscillator as reference to ensure good signal stability. 4. [DUAL CHANNEL] Dual channel DDS signal and TTL electrical level output are used to produce accurate, stable and low distortion signals, each channel can set parameters independently. 5. [SUPPORT WAVEFORM] Support sine wave, square wave, triangular wave, sawtooth wave, pulse wave, white noise and user defined waveform, etc., with a wide range of applications. 6. [MULTIPLE FUNCTIONS] With linear and logarithmic frequency scanning, frequency measurement, period measurement, positive and negative pulse width measuring and counting functions. 7. [APPLICABLE SCENES] The signal generator is widely used in electronic engineering, laboratory, production line, teaching and scientific research, and suitable for experts or novices. Specification: Item Type: Signal Generator Model: MHS5212A Sine Wave Frequency Range: 0-12MHz Working Environment: Temperature: -10℃-50℃, Humidity: <80 Square Wave Frequency Range: 0-6MHZ Pulse Frequency Range: 0-6MHZ Triangular Wave Frequency Range: 0-6MHZ TTL COMS Digital Signal Frequency Range: 0~6MHZ Arbitrary Wave Frequency Range: 0-6MHZ Counting Range: 0-4294967295 Calculation Method: Manual Source Selection: Minimum Frequency Resolution: 10mHz Frequency Error: ±5x106 Frequency Stability: ±1x105/5 hours Arbitrary Wave Other Waveform: 50Ω ± 10% Amplitude Characteristic: Amplitude Range (Peak to Peak): 5m-20Vpp Amplitude Resolution: 1mVpp (-20dB attenuation), 10mVpp (no attenuation) Amplitude Stability: ±0.5% (every 5 hours) Amplitude Error: ±1%+10mV (frequency 1KHz, 15Vpp) Offset Range: -120-120% Offset Resolution: 1% Relative Range: 0-359° Phase Resolution: 1° Waveform Type: Sine wave, square wave, pulse wave (adjustable duty cycle, precise adjustable pulse width and cycle time), triangular wave, partial sine wave, CMOS wave, DC level (set DC amplitude by adjusting bias), half wave, full wave, positive step wave, inverse step wave, noise wave, exponential rise, exponential drop, multiple sound wave, Cinke pulse, Lorentz pulse, and 60 user defined waveforms) Waveform Length: 2048 Points Sampling Rate: 200MSA/s Waveform Amplitude Resolution: 12 bits TTL Signal: Output Level: ≥3Vpp Fan Out Coefficient: ≥20TTL Lifting Edge Time: ≤20ns Sine Wave: Harmonic suppression system ≥40dBc (<1MHz), 35dBc (1MHz-25MHz) Total harmonic distortion <0.8% (20Hz-20kHz) Square Wave: Lifting Edge Time: ≤20ns Overshoot: ≤10% CMOS Signal: Low Level: <0.3V High Level: 1V-10V Lifting Edge Time: ≤20ns Sawtooth Wave: Duty cycle >50% liter sawtooth wave Duty cycle <50% sawtooth reduction Arbitrary Wave: Quantity: 16 Sets Storage Depth: 1KB Waveform Output and Frequency Measurement Range: GATE TIME=10S, 0.1HZ-60MHZ GATE TIME=1S, 1HZ-60MHZ GATE TIME=0.1S, 10HZ-60MHZ GATE TIME=0.01S, 100HZ-60MHZ Positive and Negative Pulse Width Measurement: 10ns resolution, maximum 10s Period Measurement: 20ns resolution, maximum 20s Duty Cycle Measurement: 0.1% Resolution Measuring Range: 0.1%-9.9%. Package List: 1 x Signal Generator1 x USB Data Cable1 x DC5V Power Adapter2 x Clip Lines1 x TTL Expansion Board1 x CD (Including English User Manual)