Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module With LCD Display and Case 1Hz-150Khz 3.3V-30V

Features Support Serial operation Wide frequency range high precision LCD can display frequency and duty datio Easy to oprate Output of three channel PWM at the same time Adjustable Frequency 3 channel frequency output consistent duty ratio can be independently adjusted suitable for most occasions Specifications 1 Operating voltage3 3 30V 2 Frequency range1Hz 150KHz 3 Frequency accuracy In each range of accuracy is about 2 4 Signal load capacity Output current can be around 5 30ma5 Output amplitude PWM amplitude and supply voltage equal 6 Ambient temperature 20 707 Size 5 5x3 8cm 2 17x1 50inch Overview 1 Module has 4 independent keys used to set the frequency and duty ratio support short press increase or decrease a unit and long press fast increase or decrease very simple set the parameters automatically save power loss 2 3 Way duty ratio button can be pressed at the same time real time adjustment liquid crystal display is the last pressed button duty ratio real time is very strong can be used as a simple several road duty ratio scan Parameter Settings Three channel PWMis outputted wide frequency range and the duty ratio can be adjusted independentlyFrequency is divided into four areas automatic switching 1 XXX No decimal point 1HZ Stepping Unit Range 1Hz 999Hz 2 X XX The decimal is in hundreds place 0 01KHZ Stepping Unit Range 1 00Khz 9 99Khz 3 X XX The decimal is in the tens place 0 1KHZ Stepping Unit Range 10 0Khz 99 9Khz 4 X X X The dec