• The OP Chip Can Use on AIYIMA A04 & A07

    The OP Chip Can Use on AIYIMA A04 & A07
    Currently, the op chip used on AIYIMA A04 & A07 is NE5532. Although NE5532 performs well, many audiophiles still want to improve the sound quality by replacing the OP chip. Here we recommend some replaceable OP chips. NE5532: The resolution is average, the high frequency is relatively dry, and the low frequency is relatively muddy and fat. OP275: Better resolution, low frequency and sound field...
  • 2.0, 2.1, 5.0 Channel Amplifier

    2.0, 2.1, 5.0 Channel Amplifier
    2.0 Channel Amplifier 2.0 channel refers to a two-channel output, there are two channels L/R. 2.1 Channel Amplifier 2.1 channel is to add a bass output channel on the basis of 2.0 channel amplifier. 5.1 Channel Amplifier 5.1 channel refers to the center channel, front left and right channels, rear left and right surround channels, and subwoofer channels. A system can connect 6 speakers...
  • The Difference Between Treble, Midrange and Woofer Speaker

    The Difference Between Treble, Midrange and Woofer Speaker
    The classification of high, medium and woofer refers to the pitch of the horn sound. Because the horn is a physical device, each type has its own optimal working frequency because of different materials. In order to pursue a better sound restoration effect, the signal is artificially adjusted according to the tone Separately sent to the speakers made by the most suitable working frequency...
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