Production of active super heavy subwoofer

The subwoofers in movies are usually exaggerated, which allows us to enhance the presence and vividness when watching movies. Therefore, the subwoofer playback system has become an excellent subwoofer sound effect for home theater systems.

The price of domestically produced active subwoofer speakers is generally above 1200 yuan, and the price of imported products is very expensive. This article introduces a self-made active subwoofer speaker with an output power of 100W and the lowest frequency response. Up to 26HZ, the production cost is about 500 yuan.

Circuit principle:

Component selection and installation:

Wood Diffuser PRECAUTIONS, please read below to avoid any malfunction to the unit:

  • If you are not a technician do not try to dismantle the Wood Essential Oil Diffuser to repair it. Contact the seller if repair is necessary.
  • Do not turn power on when the tank is empty.
  • Do not touch the atomization plate.
  • Clean regularly as per Maintenance instructions to avoid malfunction.
  • Always unplug before maintenance.
  • For hygiene reasons, after use, pour out the remaining water from the tank and wipe with a clean dry cloth.
  • Only use the measuring cup to add water into the tank, do not fill water directly from the sink.
  • Do not let mist come in direct contact with furniture, clothing, walls, etc.
  • Always keep on a hard, stable, flat surface. Do not place on a towel, carpet or any other unstable surface.
  • Keep away from electronic equipment, such as TV and Audio equipment.
  • Wait 60 minutes between uses to avoid damage to the atomization piece.
  • Do not use sparkling water. Only use tap water or mineral water.
  • Never move product when it is working.
  • Keep away from pets and small children.
  • If the power cord is smoking or burning, unplug immediately!

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Shenzhen Dituo Electronic Co.,Ltd. , https://www.sz-dituo.com