Bảng Mạch Khuếch Đại Âm Thanh Siêu Trầm Thấp

Low Pass Filter Bass Single DC Power Subwoofer Pre-amp Amplifier Board Features: 1.Use NE5532 architecture with IC socket can change others operational amplifier IC to obtain different style sound. 2.Recommand voltage is DC 12-25V. 3.Bass frenquendy range is about 20Hz -200Hz. 4.There are bass frequency and bass volume two potentiometers, can be worked well with your full frquency speakers system. 5.This board is simple and beautiful, reasonable wiring, and strong anti-interference. Descriptions: 1.The recommended power supply is DC 12-25V>10W. Specifications: Product Name: Single DC Power Low Pass Filter Board Type: Parts/Finished Product (Optional) Material: Metal Color: Blue Size: 66x28mm/2.60x1.10in Channels: 2 (2.0) Maximum Power Per Channel: 10W ASSEMBLE TIPS(ONLY FOR KIT): 1.Must check all element, not be wrong location, opposite direction, not be joined of all back Sn points 2.Insert NE 5532 then sound test 3.All ok, can fix it in covero Package Informations: Package Size: 66x28x30mm/2.60x1.10x1.18in Package Weight: 25g/0.88oz Polybag Package Package Included: 1 x Low Pass Filter Board Notes: 1.It is only a signal preamplifier, can't drive speaker, must use a bass amplifier! 2.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 3.Please allow 1-3mm measuring deviation due to manual measurement.