Specification: _x005f_x000D_ Certification: NONE _x005f_x000D_ Origin: Mainland China _x005f_x000D_ DIY Supplies: ELECTRICAL _x005f_x000D_ Model Number: Signal Generators _x005f_x000D_ Size: 79*43*28mm/3.08*1.68*1.09in _x005f_x000D_ _x005f_x000D_ Module Highlights: _x005f_x000D_ 1. Dual mode, duty cycle step 0.1% in fine mode. _x005f_x000D_ 2.LCD liquid crystal display frequency and duty cycle, very clear, using the encoder potentiometer adjustment, very convenient; PWM output can be set separately frequency and duty cycle _x005f_x000D_ 3. With lock function to prevent misoperation. _x005f_x000D_ 4. Duty cycle upper and lower limits can be set; KPWM with a switch, you can turn on and off the PWM output of a key _x005f_x000D_ 4. Wide frequency range, high precision _x005f_x000D_ 5. Serial communication _x005f_x000D_ Module Description: _x005f_x000D_ 1.PWM output, you can set the frequency and duty cycle separately. _x005f_x000D_ 2.Normal mode: _x005f_x000D_ Frequency range 1HZ~150KHZ Duty cycle 000~, duty cycle step 1%. _x005f_x000D_ 3.Fine mode: _x005f_x000D_ Frequency range 1HZ~15KHZ Duty cycle 00.0~, duty cycle step 0.1%. _x005f_x000D_ Frequency is divided into four ranges, automatic switching: _x005f_x000D_ 1.XXX (no decimal point): the small unit is 1Hz, the value range 1Hz~999Hz; _x005f_x000D_ 2.X.XX (decimal point in the hundredths place) the small unit is 0.01Khz, the value range 1.00Khz~9.99Khz; _x005f_x000D_ 3.XX.X (decimal point in ten places): the small unit is 0.1Khz; value range 10.0Khz~99.9Khz _x005f_x000D_ 4.X.X.X (decimal point in tenth and hundredth place): the small unit is 1Khz; the value range is 1KHz~150KHz. _x005f_x000D_ e.g. Frequency display: 100 means PWM outputs 100Hz pulse; _x005f_x000D_                         1.01 means PWM outputs 1.01K pulse; _x005f_x000D_                         54.1 means PWM outputs 54.1KHz pulse; _x005f_x000D_                         1.2.4 means PWM output 124KHz pulse; _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 1*Pulse Frequency Signal Generator 1.Dual Mode: Easily switch between modes for precise control. The Fine mode of this pulse frequency signal generator allows for step-by-step adjustment of duty cycle with a precision of 0.1%. 2.Clear LCD Display: The LCD screen of this duty cycle adjustable module clearly shows the frequency and duty cycle, making it easy to read and adjust. The encoder knob provides convenient and hassle-free operation. PWM output can be customized for both frequency and duty cycle. 3.Adjustable Duty Cycle Limits: Set upper and lower limits for the duty cycle. The square wave rectangular signal generator comes with a switch, allowing you to easily turn the PWM output on and off. 4.High Accuracy: This signal generator module enjoy a wide frequency range from 1Hz to 150kHz with high precision. Experience accurate and reliable signal generation for various applications. 5.Powerful Performance: This rectangular wave signal generator supports serial communication, providing additional flexibility for advanced users. With its compact size of 79x43x28mm, it is portable and easy to integrate into your projects.