{"id":9122945925271,"title":"Frequency Generator, DC 3.3V-30V 5-30mA 1Hz-150KHz Adjustable PWM Pulse Frequency Square Wave Signal Generator Module with LCD Display and Rotary Switch","handle":"frequency-generator-dc-3-3v-30v-5-30ma-1hz-150khz-adjustable-pwm-pulse-frequency-square-wave-signal-generator-module-with-lcd-display-and-rotary-switch","description":"\u003ch3\u003eFrequency Generator, DC 3.3V-30V 5-30mA 1Hz-150KHz Adjustable PWM Pulse Frequency Square Wave Signal Generator Module with LCD Display and Rotary Switch\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eFrequency Range: - Normal Mode: 1Hz - 150KHz, duty cycle 000-100, duty cycle\nstep by 1 percent. - Fine Mode: 1Hz -15KHz, duty cycle 00.0-100, duty cycle\nstep by 0.1 percent. Frequency Accuracy: The accuracy in each range is about 2\npercent. Signal Load Capacity: The output current can be around 5 - 30mA.\nOutput Amplitude: PWM amplitude is equal to the supply voltage. Environmental\nTemperature: -20 - +70 Degrees Celsius Parameter Settings: - Adjust the\nfrequency and duty cycle by rotating the potentiometer. Default adjustment of\nduty cycle, short press to adjust frequency, long press for 2 seconds to lock,\nlong press for 5 seconds to switch modes (normal mode\/fine mode). After\nsetting the parameters, they will be automatically saved and will not be lost\nwhen powered off. The frequency is divided into 4 ranges and automatically\nswitches: - XXX (without decimal point): The minimum unit is 1Hz, and the\nvalue range is 1Hz - 999Hz - X.XX (decimal point in hundreds): The minimum\nunit is 0.01KHz, and the value range is 1.00KHz to 9.99KHz - XX.X (decimal\npoint in ten places): The minimum unit is 0.1 Khz; and the value range is\n10.0KHz - 99.9KHz - X.X.X (decimal places in tens and hundreds): The minimum\nunit is 1Khz; and the value range is 1KHz 150KHz Serial Port Control\n(microcontroller TTL level communication) - Communication Standard: 9600bps -\nData Bit: 8 - Stop Bit: 1 - Check Digit: None - Flow Control: None - Read\nSetting Parameters: Send a \"Read\" String - Set Successfully and Return: DOWN -\nSetting Failed and Returned: FALL Set the frequency of PWM - F101: Set the\nfrequency to 101 Hz (001- 999) - F1.05: Set the frequency to 1.05 KHZ (1.00-\n9.99) - F10.5: Set the frequency to 10.5KHZ (10.0- 99.9) - F1.0.5: Set the\nfrequency to 105KHZ (1.0.0- 15.0) Set the duty cycle of PWM - Normal Mode\nDXXX: Set the PWM duty cycle to XXX; (001-100), for example D050, set the PWM\nduty cycle to 50 percent. - Fine Mode DXX.X: Set the PWM duty cycle to XX.X;\n(00.1-100), for example D20.8, set the PWM duty cycle to 20.8 percent. Place\nof Application: - Used as a square wave signal generator to generate square\nwave signals for experimental development. - Used to generate square wave\nsignals for controlling the motor driver. - Generate adjustable pulses for MCU\nuse. - Generate adjustable pulses and control related circuits (such as PWM\ndimming speed control applications).\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eWorking voltage range 3.3V - 30V; Frequency range 1Hz-150kHz \/ 1Hz-15kHz; Output current 5-30mA; Frequency accuracy 2 percent in each range.\u003c\/li\u003e\n \u003cli\u003eDual mode, normal mode and precise mode. In precise mode, the duty cycle steps by 0.1%, while in normal mode, the duty cycle steps by 1%.\u003c\/li\u003e\n \u003cli\u003eLCD displays frequency and duty cycle very clearly. Using a coding potentiometer for adjustment is very convenient.\u003c\/li\u003e\n \u003cli\u003eWith locking function, it can prevent accidental performance.\u003c\/li\u003e\n \u003cli\u003ePWM output can be set with frequency and duty cycle separately. Wide frequency range and high accuracy. The upper and lower limits of the duty cycle are adjustable.\u003c\/li\u003e\n \u003c\/ul\u003e","published_at":"2025-07-12T03:16:20+10:00","created_at":"2025-07-12T03:16:15+10:00","vendor":"DiGiYes","type":"Function Generators","tags":["industrial_best_sellers_Jun2025"],"price":10300,"price_min":10300,"price_max":10300,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":45661655072919,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B0D2L5M8NC","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Frequency Generator, DC 3.3V-30V 5-30mA 1Hz-150KHz Adjustable PWM Pulse Frequency Square Wave Signal Generator Module with LCD Display and Rotary Switch","public_title":null,"options":["Default Title"],"price":10300,"weight":45,"compare_at_price":null,"inventory_management":"shopify","barcode":"EMD_21L","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/newnestshop.com\/cdn\/shop\/files\/B0D2L5M8NC.jpg?v=1775809923","\/\/newnestshop.com\/cdn\/shop\/files\/7146NMIYrEL.jpg?v=1752254178","\/\/newnestshop.com\/cdn\/shop\/files\/61hMolcFi8L.jpg?v=1752254178","\/\/newnestshop.com\/cdn\/shop\/files\/61itSPYBUhL.jpg?v=1752254178","\/\/newnestshop.com\/cdn\/shop\/files\/61cXXglY3kL.jpg?v=1752254178","\/\/newnestshop.com\/cdn\/shop\/files\/614BxMasv6L.jpg?v=1752254178","\/\/newnestshop.com\/cdn\/shop\/files\/61IKg4Nb76L.jpg?v=1752254178"],"featured_image":"\/\/newnestshop.com\/cdn\/shop\/files\/B0D2L5M8NC.jpg?v=1775809923","options":["Title"],"media":[{"alt":null,"id":38399923486871,"position":1,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0D2L5M8NC.jpg?v=1775809923"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/B0D2L5M8NC.jpg?v=1775809923","width":1600},{"alt":null,"id":38399923519639,"position":2,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/7146NMIYrEL.jpg?v=1752254178"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/7146NMIYrEL.jpg?v=1752254178","width":1600},{"alt":null,"id":38399923552407,"position":3,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/61hMolcFi8L.jpg?v=1752254178"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/61hMolcFi8L.jpg?v=1752254178","width":1600},{"alt":null,"id":38399923617943,"position":4,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/61itSPYBUhL.jpg?v=1752254178"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/61itSPYBUhL.jpg?v=1752254178","width":1600},{"alt":null,"id":38399923650711,"position":5,"preview_image":{"aspect_ratio":1.0,"height":1599,"width":1599,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/61cXXglY3kL.jpg?v=1752254178"},"aspect_ratio":1.0,"height":1599,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/61cXXglY3kL.jpg?v=1752254178","width":1599},{"alt":null,"id":38399923683479,"position":6,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/614BxMasv6L.jpg?v=1752254178"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/614BxMasv6L.jpg?v=1752254178","width":1600},{"alt":null,"id":38399923716247,"position":7,"preview_image":{"aspect_ratio":1.0,"height":1600,"width":1600,"src":"\/\/newnestshop.com\/cdn\/shop\/files\/61IKg4Nb76L.jpg?v=1752254178"},"aspect_ratio":1.0,"height":1600,"media_type":"image","src":"\/\/newnestshop.com\/cdn\/shop\/files\/61IKg4Nb76L.jpg?v=1752254178","width":1600}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eFrequency Generator, DC 3.3V-30V 5-30mA 1Hz-150KHz Adjustable PWM Pulse Frequency Square Wave Signal Generator Module with LCD Display and Rotary Switch\u003c\/h3\u003e\n\u003cp id=\"b\"\u003eFrequency Range: - Normal Mode: 1Hz - 150KHz, duty cycle 000-100, duty cycle\nstep by 1 percent. - Fine Mode: 1Hz -15KHz, duty cycle 00.0-100, duty cycle\nstep by 0.1 percent. Frequency Accuracy: The accuracy in each range is about 2\npercent. Signal Load Capacity: The output current can be around 5 - 30mA.\nOutput Amplitude: PWM amplitude is equal to the supply voltage. Environmental\nTemperature: -20 - +70 Degrees Celsius Parameter Settings: - Adjust the\nfrequency and duty cycle by rotating the potentiometer. Default adjustment of\nduty cycle, short press to adjust frequency, long press for 2 seconds to lock,\nlong press for 5 seconds to switch modes (normal mode\/fine mode). After\nsetting the parameters, they will be automatically saved and will not be lost\nwhen powered off. The frequency is divided into 4 ranges and automatically\nswitches: - XXX (without decimal point): The minimum unit is 1Hz, and the\nvalue range is 1Hz - 999Hz - X.XX (decimal point in hundreds): The minimum\nunit is 0.01KHz, and the value range is 1.00KHz to 9.99KHz - XX.X (decimal\npoint in ten places): The minimum unit is 0.1 Khz; and the value range is\n10.0KHz - 99.9KHz - X.X.X (decimal places in tens and hundreds): The minimum\nunit is 1Khz; and the value range is 1KHz 150KHz Serial Port Control\n(microcontroller TTL level communication) - Communication Standard: 9600bps -\nData Bit: 8 - Stop Bit: 1 - Check Digit: None - Flow Control: None - Read\nSetting Parameters: Send a \"Read\" String - Set Successfully and Return: DOWN -\nSetting Failed and Returned: FALL Set the frequency of PWM - F101: Set the\nfrequency to 101 Hz (001- 999) - F1.05: Set the frequency to 1.05 KHZ (1.00-\n9.99) - F10.5: Set the frequency to 10.5KHZ (10.0- 99.9) - F1.0.5: Set the\nfrequency to 105KHZ (1.0.0- 15.0) Set the duty cycle of PWM - Normal Mode\nDXXX: Set the PWM duty cycle to XXX; (001-100), for example D050, set the PWM\nduty cycle to 50 percent. - Fine Mode DXX.X: Set the PWM duty cycle to XX.X;\n(00.1-100), for example D20.8, set the PWM duty cycle to 20.8 percent. Place\nof Application: - Used as a square wave signal generator to generate square\nwave signals for experimental development. - Used to generate square wave\nsignals for controlling the motor driver. - Generate adjustable pulses for MCU\nuse. - Generate adjustable pulses and control related circuits (such as PWM\ndimming speed control applications).\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n \u003cul class=\"a\"\u003e\n \u003cli\u003eWorking voltage range 3.3V - 30V; Frequency range 1Hz-150kHz \/ 1Hz-15kHz; Output current 5-30mA; Frequency accuracy 2 percent in each range.\u003c\/li\u003e\n \u003cli\u003eDual mode, normal mode and precise mode. In precise mode, the duty cycle steps by 0.1%, while in normal mode, the duty cycle steps by 1%.\u003c\/li\u003e\n \u003cli\u003eLCD displays frequency and duty cycle very clearly. Using a coding potentiometer for adjustment is very convenient.\u003c\/li\u003e\n \u003cli\u003eWith locking function, it can prevent accidental performance.\u003c\/li\u003e\n \u003cli\u003ePWM output can be set with frequency and duty cycle separately. Wide frequency range and high accuracy. The upper and lower limits of the duty cycle are adjustable.\u003c\/li\u003e\n \u003c\/ul\u003e"}