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• Category: Electrical Circuit (continued)
  • Category: Motor Circuit (continued)
    • Unipolar Stepper Motor Controller With UCN5804B
    • Unipolar Stepper Motor Driver
  • Category: Power Supply Circuit
    • 13.8V 20A Power Supply
    • High Current Power Supply IC7812
    • Power Supply 5V 5A MJ2955
    • Simple Power Supply +5V TIP32
    • Simple Power Supply Circuit
    • Variable High Voltage Power Supply 0-330VDC
    • Variable Power Supply 0-24V 5A IC L200
    • Variable Power Supply 0-30V 20A LM338
    • Variable Power Supply 10A LM723
    • Variable Power Supply 10A Symmetrical
    • Variable Power Supply 4A
    • Variable Power Supply With Transistor
    • Variable Switching Power Supply 10A L4970A
  • Category: Protection Circuit
    • Electronic Simple Code Lock
    • Reversed Polarity Protection With MOSFET
    • Simple Speaker Protector Circuit
    • Simply DC Electronic Fuse Circuit
    • Stereo Speaker Protection 4 Transistor
    • Stereo Speaker Protector Circuit
  • Category: RF Circuit
    • 3 Volt Wireless Microphone
    • FM Transmitter 2 Transistors
    • HiFi Stereo FM Demodulator LM4500
    • Power FM Transmitter 30 Watt BLF245
    • Receiver AM / FM IC SA2132
    • Simple 3V FM Radio
  • Category: Sensor/Detection Circuit
    • Digital Fluid Level Indicator
    • Heat Detector With Voice