![Amazon.com: 1Hz-150Khz Signal Generator PWM Board Module Pulse Frequency Duty Cycle Adjustable Module LCD Display 3.3V-30V 1Hz - 150Khz : Industrial & Scientific Amazon.com: 1Hz-150Khz Signal Generator PWM Board Module Pulse Frequency Duty Cycle Adjustable Module LCD Display 3.3V-30V 1Hz - 150Khz : Industrial & Scientific](https://m.media-amazon.com/images/I/61JduYapARL._SL1500_.jpg)
Amazon.com: 1Hz-150Khz Signal Generator PWM Board Module Pulse Frequency Duty Cycle Adjustable Module LCD Display 3.3V-30V 1Hz - 150Khz : Industrial & Scientific
![Motor Speed Controller DC5-12V High/Medium/Low Signal PWM Pulse Signal Generator Speed Regulator Switch Module for Pulse Frequency Signal: Amazon.com: Industrial & Scientific Motor Speed Controller DC5-12V High/Medium/Low Signal PWM Pulse Signal Generator Speed Regulator Switch Module for Pulse Frequency Signal: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61pCF6kcp2L._SX342_.jpg)
Motor Speed Controller DC5-12V High/Medium/Low Signal PWM Pulse Signal Generator Speed Regulator Switch Module for Pulse Frequency Signal: Amazon.com: Industrial & Scientific
![Amazon.com: Bridgold 20pcs TL494CN TL494 Counter IC,PWM Controller Integrated Circuit,300 kHz 16-Pin : Industrial & Scientific Amazon.com: Bridgold 20pcs TL494CN TL494 Counter IC,PWM Controller Integrated Circuit,300 kHz 16-Pin : Industrial & Scientific](https://m.media-amazon.com/images/I/61jIP40ZE8L._SX342_.jpg)
Amazon.com: Bridgold 20pcs TL494CN TL494 Counter IC,PWM Controller Integrated Circuit,300 kHz 16-Pin : Industrial & Scientific
![Amazon.com: NEJE Laser Module Tester Digital PWM wave pulse 0.01%-100% output, 0%-100% input, 0Hz-20KHz VPP 3.3V-12V Digital Signal Generator Adjustable Frequency Duty Cycle : Industrial & Scientific Amazon.com: NEJE Laser Module Tester Digital PWM wave pulse 0.01%-100% output, 0%-100% input, 0Hz-20KHz VPP 3.3V-12V Digital Signal Generator Adjustable Frequency Duty Cycle : Industrial & Scientific](https://m.media-amazon.com/images/I/51Y9hf6slTL._SL1200_.jpg)
Amazon.com: NEJE Laser Module Tester Digital PWM wave pulse 0.01%-100% output, 0%-100% input, 0Hz-20KHz VPP 3.3V-12V Digital Signal Generator Adjustable Frequency Duty Cycle : Industrial & Scientific
![Amazon.com: NE555 Duty Cycle Frequency Adjustable Square Wave Signal Generator Board Module by Envistia Mall : Industrial & Scientific Amazon.com: NE555 Duty Cycle Frequency Adjustable Square Wave Signal Generator Board Module by Envistia Mall : Industrial & Scientific](https://m.media-amazon.com/images/I/61snzHGBrzL._SX342_.jpg)
Amazon.com: NE555 Duty Cycle Frequency Adjustable Square Wave Signal Generator Board Module by Envistia Mall : Industrial & Scientific
![Amazon.com: Bridgold 20pcs TL494CN TL494 Counter IC,PWM Controller Integrated Circuit,300 kHz 16-Pin : Industrial & Scientific Amazon.com: Bridgold 20pcs TL494CN TL494 Counter IC,PWM Controller Integrated Circuit,300 kHz 16-Pin : Industrial & Scientific](https://m.media-amazon.com/images/I/61jIP40ZE8L._SX385_.jpg)
Amazon.com: Bridgold 20pcs TL494CN TL494 Counter IC,PWM Controller Integrated Circuit,300 kHz 16-Pin : Industrial & Scientific
![Amazon.com: Icstation PWM Frequency Meter 1Hz-150KHz DC 3.3V-30V Adjustable Duty Ratio 0~100% Square Rectangular Wave Signal Generator LCD Display : Industrial & Scientific Amazon.com: Icstation PWM Frequency Meter 1Hz-150KHz DC 3.3V-30V Adjustable Duty Ratio 0~100% Square Rectangular Wave Signal Generator LCD Display : Industrial & Scientific](https://m.media-amazon.com/images/I/61Z53J9WsqL._AC_SY450_.jpg)
Amazon.com: Icstation PWM Frequency Meter 1Hz-150KHz DC 3.3V-30V Adjustable Duty Ratio 0~100% Square Rectangular Wave Signal Generator LCD Display : Industrial & Scientific
![Amazon.com: 1-10kHz Duty Cycle & Frequency Adjustable PWM Square Wave Pulse Generator Replace NE555 LM358 CD4017 DDS AD9850 : Industrial & Scientific Amazon.com: 1-10kHz Duty Cycle & Frequency Adjustable PWM Square Wave Pulse Generator Replace NE555 LM358 CD4017 DDS AD9850 : Industrial & Scientific](https://m.media-amazon.com/images/I/615MFLMlm2L._AC_SX425_.jpg)
Amazon.com: 1-10kHz Duty Cycle & Frequency Adjustable PWM Square Wave Pulse Generator Replace NE555 LM358 CD4017 DDS AD9850 : Industrial & Scientific
![Big IC Chip Assortment 200 pcs, opamp, oscillator, pwm, Echo, eq, Timer, Driver LM339, LM393, PC817, 6N137, NE555, DS1302, UC3842AN, UC3843AN, ICL7662, TDA2030, TDA2050, PT2399, VIPER12a, MSGE7Q etc.: Amazon.com: Industrial & Scientific Big IC Chip Assortment 200 pcs, opamp, oscillator, pwm, Echo, eq, Timer, Driver LM339, LM393, PC817, 6N137, NE555, DS1302, UC3842AN, UC3843AN, ICL7662, TDA2030, TDA2050, PT2399, VIPER12a, MSGE7Q etc.: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/81MkbrgEVgL._SL1365_.jpg)
Big IC Chip Assortment 200 pcs, opamp, oscillator, pwm, Echo, eq, Timer, Driver LM339, LM393, PC817, 6N137, NE555, DS1302, UC3842AN, UC3843AN, ICL7662, TDA2030, TDA2050, PT2399, VIPER12a, MSGE7Q etc.: Amazon.com: Industrial & Scientific
![PWM Pulse Frequency Duty Cycle Adjustable Module Signal Generator LCD Display OCT19: Amazon.com: Industrial & Scientific PWM Pulse Frequency Duty Cycle Adjustable Module Signal Generator LCD Display OCT19: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51ansv5E5-L.jpg)
PWM Pulse Frequency Duty Cycle Adjustable Module Signal Generator LCD Display OCT19: Amazon.com: Industrial & Scientific
![Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific](https://m.media-amazon.com/images/I/61dEavmkKpL._AC_SY450_.jpg)
Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific
![Amazon.com: Adjustable PWM Generator, Motor Driven 2‑Channel Duty Cycle Pulse Frequency Module for Motors for Generators : Patio, Lawn & Garden Amazon.com: Adjustable PWM Generator, Motor Driven 2‑Channel Duty Cycle Pulse Frequency Module for Motors for Generators : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/719QfX4SdPL._SL1500_.jpg)
Amazon.com: Adjustable PWM Generator, Motor Driven 2‑Channel Duty Cycle Pulse Frequency Module for Motors for Generators : Patio, Lawn & Garden
![Amazon.com: Keadic 85 Pieces 10 Types Integrated Circuit Chip Assortment Kit NE555 LM324 LM393 UA741 ULN2803 LM358 LM386 NE5532 ULN2003 PC817, DIP IC Socket Set for Opamp Single Precision Timer Pwm : Amazon.com: Keadic 85 Pieces 10 Types Integrated Circuit Chip Assortment Kit NE555 LM324 LM393 UA741 ULN2803 LM358 LM386 NE5532 ULN2003 PC817, DIP IC Socket Set for Opamp Single Precision Timer Pwm :](https://m.media-amazon.com/images/I/81-xrQhFQML._AC_SY355_PIbundle-85,TopRight,0,0_SH20_.jpg)
Amazon.com: Keadic 85 Pieces 10 Types Integrated Circuit Chip Assortment Kit NE555 LM324 LM393 UA741 ULN2803 LM358 LM386 NE5532 ULN2003 PC817, DIP IC Socket Set for Opamp Single Precision Timer Pwm :
![RioRand 12V-40V 10A PWM DC Motor Speed Controller with Knob-High Efficiency, High Torque, Low Heat Generating with Reverse Polarity Protection, High Current Protection: Electric Motor Controls: Amazon.com: Industrial & Scientific RioRand 12V-40V 10A PWM DC Motor Speed Controller with Knob-High Efficiency, High Torque, Low Heat Generating with Reverse Polarity Protection, High Current Protection: Electric Motor Controls: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71uYLm03HEL._SX385_.jpg)
RioRand 12V-40V 10A PWM DC Motor Speed Controller with Knob-High Efficiency, High Torque, Low Heat Generating with Reverse Polarity Protection, High Current Protection: Electric Motor Controls: Amazon.com: Industrial & Scientific
![Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific](https://m.media-amazon.com/images/S/aplus-media/sc/f1515f67-fbcb-4d0f-b382-3570ee5ec01a.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific
![Digital 2 Channel PWM Square Wave Pulse Signal Generator Adjustable Frequency Duty Cycle 100% 1Hz-150KHz Module by Envistia Mall: Amazon.com: Industrial & Scientific Digital 2 Channel PWM Square Wave Pulse Signal Generator Adjustable Frequency Duty Cycle 100% 1Hz-150KHz Module by Envistia Mall: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61QhI-aVeKL._SL1000_.jpg)
Digital 2 Channel PWM Square Wave Pulse Signal Generator Adjustable Frequency Duty Cycle 100% 1Hz-150KHz Module by Envistia Mall: Amazon.com: Industrial & Scientific
![Amazon.com: Adjustable PWM Pulse Frequency Duty Cycle Square Wave Signal Generator Module : Industrial & Scientific Amazon.com: Adjustable PWM Pulse Frequency Duty Cycle Square Wave Signal Generator Module : Industrial & Scientific](https://m.media-amazon.com/images/I/31rFoMtiY5L._AC_.jpg)
Amazon.com: Adjustable PWM Pulse Frequency Duty Cycle Square Wave Signal Generator Module : Industrial & Scientific
![Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific](https://m.media-amazon.com/images/I/61oTwX3UUyL._AC_SX569_.jpg)
Amazon.com: PWM Pulse Frequency Generator, Icstation Signal Generator Module DC 3.3V-30V Function Generator 5-30mA 1-Channel 1Hz-150kHz PWM Pulse Frequency Duty Cycle Square Wave LCD Display : Industrial & Scientific
![Icstation PWM Pulse Frequency Signal Generator Speed Regulator DC 5V 12V 24V 48V 60V 72V 90V 500W 12A High-Power PWM DC Motor Driver Module LED Display Speed Controller: Amazon.com: Industrial & Scientific Icstation PWM Pulse Frequency Signal Generator Speed Regulator DC 5V 12V 24V 48V 60V 72V 90V 500W 12A High-Power PWM DC Motor Driver Module LED Display Speed Controller: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51Z7Cbn1zYL._SX342_.jpg)
Icstation PWM Pulse Frequency Signal Generator Speed Regulator DC 5V 12V 24V 48V 60V 72V 90V 500W 12A High-Power PWM DC Motor Driver Module LED Display Speed Controller: Amazon.com: Industrial & Scientific
![PWM Signal Generator 1 Channel LCD Digital Pulse Frequency Duty Cycle Adjustable Square Wave Signal Function Generator Module|Integrated Circuits| - AliExpress PWM Signal Generator 1 Channel LCD Digital Pulse Frequency Duty Cycle Adjustable Square Wave Signal Function Generator Module|Integrated Circuits| - AliExpress](https://ae01.alicdn.com/kf/H3975d76382724bb6862985059db446adW/PWM-Signal-Generator-1-Channel-LCD-Digital-Pulse-Frequency-Duty-Cycle-Adjustable-Square-Wave-Signal-Function.jpg_Q90.jpg_.webp)
PWM Signal Generator 1 Channel LCD Digital Pulse Frequency Duty Cycle Adjustable Square Wave Signal Function Generator Module|Integrated Circuits| - AliExpress
![Amazon.com: PWM Pulse Generator, Pulse Frequency Square Rectangle Wave Signal Generator Duty Cycle 1-99% 6Hz-100KHz : Industrial & Scientific Amazon.com: PWM Pulse Generator, Pulse Frequency Square Rectangle Wave Signal Generator Duty Cycle 1-99% 6Hz-100KHz : Industrial & Scientific](https://m.media-amazon.com/images/I/61JmAXJScmL._AC_SL1001_.jpg)
Amazon.com: PWM Pulse Generator, Pulse Frequency Square Rectangle Wave Signal Generator Duty Cycle 1-99% 6Hz-100KHz : Industrial & Scientific
![Amazon.com: 555 Timer Chip IC ne555 Pulse Generator DIP-8 Single Precision Timer (pack of 30pcs) : Industrial & Scientific Amazon.com: 555 Timer Chip IC ne555 Pulse Generator DIP-8 Single Precision Timer (pack of 30pcs) : Industrial & Scientific](https://m.media-amazon.com/images/I/51bmNI6Ol0L._SX342_.jpg)
Amazon.com: 555 Timer Chip IC ne555 Pulse Generator DIP-8 Single Precision Timer (pack of 30pcs) : Industrial & Scientific
![Anmbest 5PCS DC5-15V 4.2V V-PP to 11.4V V-PP NE555 Pulse Frequency Duty Cycle Adjustable Generator Module Square Wave Rectangular Wave Signal Generator: Amazon.com: Industrial & Scientific Anmbest 5PCS DC5-15V 4.2V V-PP to 11.4V V-PP NE555 Pulse Frequency Duty Cycle Adjustable Generator Module Square Wave Rectangular Wave Signal Generator: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61GOV9+oGCL._SL1001_.jpg)
Anmbest 5PCS DC5-15V 4.2V V-PP to 11.4V V-PP NE555 Pulse Frequency Duty Cycle Adjustable Generator Module Square Wave Rectangular Wave Signal Generator: Amazon.com: Industrial & Scientific
![Amazon.com: Adjustable PWM Generator, Motor Driven 2‑Channel Duty Cycle Pulse Frequency Module for Motors for Generators : Patio, Lawn & Garden Amazon.com: Adjustable PWM Generator, Motor Driven 2‑Channel Duty Cycle Pulse Frequency Module for Motors for Generators : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/61sgtdg1iwL._SX342_.jpg)
Amazon.com: Adjustable PWM Generator, Motor Driven 2‑Channel Duty Cycle Pulse Frequency Module for Motors for Generators : Patio, Lawn & Garden
![Amazon.com: (Pack of 50 Pieces) MCIGICM Ne555 Timer IC Chip Kit Pulse Generator : Industrial & Scientific Amazon.com: (Pack of 50 Pieces) MCIGICM Ne555 Timer IC Chip Kit Pulse Generator : Industrial & Scientific](https://m.media-amazon.com/images/I/318JYxKcKrL._SX342_.jpg)