{"product_id":"pwm-signal-generator-1hz-150khz-adjustable-frequency-duty-cycle-module","title":"PWM Signal Generator 1Hz–150KHz Adjustable Frequency \u0026 Duty Cycle","description":"\u003ch2\u003ePWM Signal Generator Module — Adjustable Frequency \u0026amp; Duty Cycle (1Hz–150KHz)\u003c\/h2\u003e\n\u003cp\u003eTake precise control of your electronics projects with this compact \u003cstrong\u003ePWM (Pulse Width Modulation) Signal Generator Module\u003c\/strong\u003e. Whether you're working on motor speed control, LED dimming, servo testing, or any microcontroller-based project, this module delivers clean, stable square-wave output with independently adjustable frequency and duty cycle — all in a pocket-sized form factor.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Frequency Range:\u003c\/strong\u003e Output spans \u003cstrong\u003e1Hz to 150KHz\u003c\/strong\u003e in four auto-switching ranges for maximum versatility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Ranges Explained:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cem\u003e1Hz–999Hz\u003c\/em\u003e — smallest unit: 1Hz (displayed as X.XXX, no decimal point)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003e1.00KHz–9.99KHz\u003c\/em\u003e — smallest unit: 0.01KHz (decimal point at hundreds position)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003e10.0KHz–99.9KHz\u003c\/em\u003e — smallest unit: 0.1KHz (decimal point at tens position)\u003c\/li\u003e\n      \u003cli\u003e\n\u003cem\u003e100KHz–150KHz\u003c\/em\u003e — upper range for high-frequency applications\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndependent Frequency \u0026amp; Duty Cycle Adjustment:\u003c\/strong\u003e Set each parameter separately for total waveform control\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Convenient:\u003c\/strong\u003e Dimensions: 7.8 × 4.2 × 2.6 cm (3.07 × 1.65 × 1.02 in) — fits easily into any project enclosure or breadboard setup\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady to Use:\u003c\/strong\u003e Simple plug-and-play design, no complex setup required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDC motor speed control\u003c\/li\u003e\n  \u003cli\u003eLED brightness dimming\u003c\/li\u003e\n  \u003cli\u003eServo motor testing\u003c\/li\u003e\n  \u003cli\u003eMicrocontroller (Arduino, Raspberry Pi) signal generation\u003c\/li\u003e\n  \u003cli\u003eInverter and power supply testing\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and prototyping labs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1Hz – 150KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDuty Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndependently adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePWM square wave\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.8 × 4.2 × 2.6 cm \/ 3.07 × 1.65 × 1.02 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eFor safety guidance when working with electronic modules and DIY circuits, refer to CPSC Electrical Safety guidelines.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003ch4\u003eQ: What is a PWM signal generator module and what can I use it for?\u003c\/h4\u003e\n\u003cp\u003eA: A PWM (Pulse Width Modulation) signal generator module produces a square-wave output signal with a precisely adjustable frequency and duty cycle. It is widely used in electronics projects for controlling DC motor speed, dimming LEDs, testing servo motors, and providing clock or trigger signals for microcontrollers such as Arduino or Raspberry Pi boards.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What frequency range does this PWM generator cover?\u003c\/h4\u003e\n\u003cp\u003eA: This module covers a wide range from \u003cstrong\u003e1Hz up to 150KHz\u003c\/strong\u003e, automatically switching between four display\/resolution bands: 1Hz–999Hz, 1.00KHz–9.99KHz, 10.0KHz–99.9KHz, and up to 150KHz. Each band provides the appropriate resolution for accurate tuning across the full spectrum.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I adjust the frequency and duty cycle independently?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. One of the standout features of this module is the ability to set the output frequency and the duty cycle (on\/off ratio) completely independently of each other. This gives you fine-grained control over your PWM waveform without one parameter affecting the other.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What are the dimensions of this PWM module?\u003c\/h4\u003e\n\u003cp\u003eA: The module measures 7.8 × 4.2 × 2.6 cm (approximately 3.07 × 1.65 × 1.02 inches), making it compact enough to integrate into DIY enclosures or sit neatly on a workbench alongside your other prototyping equipment.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this module suitable for beginners?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The module is straightforward to set up and use, making it accessible for hobbyists and beginners as well as experienced electronics engineers. It requires no complex configuration — simply power it up, adjust the controls, and connect the PWM output to your target circuit.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is a PWM signal generator module and what can I use it for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A PWM (Pulse Width Modulation) signal generator module produces a square-wave output signal with a precisely adjustable frequency and duty cycle. 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