High power 300W active subwoofer power amplifier board 10 inch 12 inch 15 inch Sanken transistors amp board for subwoofer DIY
Sanken transistor subwoofer amplifier board 300W
Rated output power: 300W 8 ohms, 380W 4 ohms
It can be used directly by connecting the speaker
Features:
1. Exquisite workmanship, easy integrated installation, split power cord
2.Complete functions: adjustable upper frequency point, phase conversion,
volume adjustment, source input mode (line input or high level input)
3. Full relay protection: start-up delay, DC output, short circuit of the speaker, etc.
4.Advantages of DC servo system: provide continuous offset voltage
zeroing control for the amplifier, control the DC output potential of
the amplifier, expand the low frequency response of the amplifier, and
reduce the phase distortion of the low frequency signal.
5.The circuit board is made of double-sided gold plating, and the design
layout is reasonable and the signal-to-noise ratio is extremely high (no
noise can be heard without the audio input line)
Size: 255*203.5 MM
Speaker installation opening size: 230*179 MM, the packing depth is greater than 11.5CM
Weight: about 8KG after packing
package include ： finished subwoofer *1（not include the wood box）
buyer DIY photo shown or reference ：
