3CH DC 5V 12V RS485 1Hz-20kHz Duty Cycle Frequency Adjustable PWM Square Wave Pulse Generator Modbus RTU PWM8A04
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electromagnetic motors Induction motor electrostatic generator export of junior high school student school teacher experimental
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Electronic DIY Kit Circuit Components Suite Soldering Practice SGE-8 8038 Function Signal Generator Module DC 12V 50Hz-7KHz 9mA
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50KV Pulse Arc Generator: 3.7-6V 2-3A High-Voltage DC Inverter Boost Transformer – Ignition Module
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1000kV DIY Kit High-Voltage Pulse Generator, 400kV DC High-Voltage Frequency Converter, Booster, Inverter DIY Kit Module
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DC 3.7V to 20KV High-Voltage Module DC to DC Step Up Boost Converter Boost Ignitor Coil Pulse arc Generator
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New High Voltage Generator DC 3V-6V bis 400kV 400000V Boost Step Up Power Module
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Signal Generator PWM Pulse Frequency Duty Cycle Adjustable Module LCD Display 1Hz-150Khz 3.3V-30V PWM Board Module
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