lillyelectronics
PWM150 Dual Channel Signal Generator, 1Hz‑150KHz Adjustable PWM Pulse Square Wave Generator, LED PWM Frequency & Duty Cycle Controller
PWM150 Dual Channel Signal Generator, 1Hz‑150KHz Adjustable PWM Pulse Square Wave Generator, LED PWM Frequency & Duty Cycle Controller
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Product Description|PWM150 Dual Channel Signal Generator
Product Intro :
The PWM150 is a dual‑channel PWM signal generator with independent outputs, adjustable frequency, duty cycle and phase difference. Featuring dual‑color LED dynamic display, short‑circuit protection and intuitive encoder & key operation. It outputs stable square‑wave signals for electronic lab testing, industrial automation, education experiments and DIY projects.
Key Features
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Dual‑Channel Independent PWM Output
Two fully independent signal channels. Support adjustable duty cycle and phase difference to meet multi‑channel synchronous signal control requirements.
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Dual‑Screen Dynamic LED Display
4‑digit green LED for frequency reading, 3‑digit white LED for duty cycle / phase value. Real‑time synchronized parameters with 120Hz refresh rate for clear visual feedback.
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Built‑in Short‑Circuit Safety Protection
Output short‑circuit protection activates within 60 seconds under 20V working voltage, effectively protecting the module from damage caused by accidental short‑circuit.
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Convenient Human‑Machine Operation
Equipped with rotary encoder with push‑button plus 4 function keys (MOD/SYNC/SET/OUT). Easy to switch channels and configure synchronous output modes.
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Wide Application Scenarios
Perfect for electronic laboratory debugging, industrial automation control, teaching training experiments and various electronic DIY projects.
Specifications
| Item | Parameter |
|---|---|
| Output Frequency | 1Hz‑150kHz |
| Duty Cycle | 0‑100%, adjustable in 0.1% steps |
| Rise Time | 20ns |
| Phase Adjustment | 0‑360°, adjustable in 1° increments (sync mode only) |
| Output Voltage | DC 5‑24V, Max Output Current: 0.2A |
| Frequency Accuracy | 1Hz‑10kHz: ±0.2%10Hz‑50kHz: ±0.4%50Hz‑150kHz: ±2% |
| Display | 4‑digit green LED + 3‑digit white LED |
| Power Input | External DC 5‑24V power supply |
| Product Dimensions | 1086324mm |
Package Includes
‑ 1 × Display Meter
‑ 1 × Instruction Manual
Note: Short‑circuit protection is a temporary safeguard. Do not keep short‑circuit state for a long time. Use DC 5‑24V qualified external power adapter for power supply. Power adapter is NOT included.
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