{"product_id":"pwm-pulse-signal-generator-10hz-150khz-adjustable-duty-cycle","title":"PWM Pulse Signal Generator 10Hz–150kHz | Adjustable Duty Cycle","description":"\n\u003ch2\u003ePWM Pulse Signal Generator – Wide Frequency Range \u0026amp; Adjustable Duty Cycle\u003c\/h2\u003e\n\u003cp\u003eTake full control of your electronics projects with this compact, high-performance \u003cstrong\u003ePWM Pulse Signal Generator\u003c\/strong\u003e. Covering a frequency range of \u003cstrong\u003e10Hz to 150kHz\u003c\/strong\u003e with a fully adjustable duty cycle from \u003cstrong\u003e0% to 100%\u003c\/strong\u003e (in 1% increments), this module is an essential tool for motor speed control, microcontroller development, and precision signal generation. Made in Mainland China.\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 Adjustable from 10Hz up to 150kHz to suit a broad variety of applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Duty Cycle Control:\u003c\/strong\u003e Set your duty cycle anywhere from 0% to 100% in 1% steps, with PWM limits configurable from 0%–70% (lower) and 50%–100% (upper).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower-Off Memory:\u003c\/strong\u003e Settings are automatically saved the moment you configure them — no need to re-enter values after every power cycle. Just power up and go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Definition Digital Display:\u003c\/strong\u003e Real-time readout of both frequency and duty cycle for instant, at-a-glance monitoring.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEncoder Adjustment:\u003c\/strong\u003e Smooth, tactile rotary encoder input for precise and intuitive tuning.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Voltage:\u003c\/strong\u003e Compatible with systems ranging from \u003cstrong\u003e3.3V to 30V\u003c\/strong\u003e, making it versatile across a wide range of platforms.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Draws only 20mA operating current — efficient enough for battery-powered or embedded setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable:\u003c\/strong\u003e Palm-sized form factor, ideal for bench use, field testing, and embedded development environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.3V – 30V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10Hz – 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\u003e0% – 100% (1% increments)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM Lower Limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0% – 70%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM Upper Limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50% – 100%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdjustment Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotary Encoder\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTQFP Module\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDC motor speed control\u003c\/li\u003e\n  \u003cli\u003eMicrocontroller and embedded system development\u003c\/li\u003e\n  \u003cli\u003eLED dimming and lighting control\u003c\/li\u003e\n  \u003cli\u003eSignal generation for testing and prototyping\u003c\/li\u003e\n  \u003cli\u003eFan speed regulation\u003c\/li\u003e\n  \u003cli\u003eServo and stepper motor drive circuits\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × PWM Pulse Signal Generator Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/airtight-transparent-pet-storage-bottle-craft-beads-home-organization\"\u003eAirtight Transparent PET Storage Bottle | Beads \u0026amp; Crafts\u003c\/a\u003e – Keep your components and small parts organised on the workbench.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/vintage-baroque-embossed-metal-decorative-tray-jewelry-organizer\"\u003eVintage Baroque Embossed Metal Tray – Jewelry \u0026amp; Decor Organizer\u003c\/a\u003e – A stylish way to keep your tools and modules tidy.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the frequency range of this PWM pulse signal generator?\u003c\/h4\u003e\n\u003cp\u003eA: This PWM signal generator module supports a frequency range of \u003cstrong\u003e10Hz to 150kHz\u003c\/strong\u003e, making it suitable for a wide variety of motor control, microcontroller development, and signal generation tasks.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the PWM generator remember my settings after it is powered off?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The module features an \u003cstrong\u003eautomatic power-off memory function\u003c\/strong\u003e. Your frequency and duty cycle settings are saved instantly after configuration and are automatically restored the next time the module is powered on — no manual re-entry required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What voltage range does this module support?\u003c\/h4\u003e\n\u003cp\u003eA: The PWM pulse signal generator operates over a wide voltage range of \u003cstrong\u003e3.3V to 30V\u003c\/strong\u003e, making it compatible with most microcontroller systems, Arduino, Raspberry Pi setups, and standalone DC applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How is the duty cycle adjusted on this module?\u003c\/h4\u003e\n\u003cp\u003eA: The duty cycle is adjusted using a \u003cstrong\u003erotary encoder\u003c\/strong\u003e, allowing precise, step-by-step tuning in 1% increments across the full 0%–100% range. The high-definition digital display shows your settings in real time.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the frequency range of this PWM pulse signal generator?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This PWM signal generator module supports a frequency range of 10Hz to 150kHz, making it suitable for a wide variety of motor control, microcontroller development, and signal generation tasks.\"}}, {\"@type\": \"Question\", \"name\": \"Does the PWM generator remember my settings after it is powered off?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The module features an automatic power-off memory function. 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