XR1075 Tone Board BBE Digital Audio Power Amplifier

XH-M151 XR1075 sound board BBE digital audio power amplifier
XR1075 minimum operating voltage 6v-15V, typical 12V, current 15mA, high-frequency resolution enhancement adjustment range -0.5 ~ +13 dB, low frequency compensation adjustment range -0.5 ~ +13 dB, high and low frequency compensation adjustment range are changed 4 ( 16), 5 (15) feet of input level and control.
XR1075 in the same BBE processing patent circuit two channels. XR1075 each pin functions are as follows: 3 feet 17 feet left and right channel signal input, 9 feet and 11 feet left and right channel signal output, 10 feet for the power supply Input pin, pin 1 is power supply, pin 18 is BBE processing, and pin 4 (5), pin 14 (pin 6) are selected by the switch control terminal (ground is BBE processing), pin 2 is the reference voltage output, Feet adjust the high and low frequency compensation is low-pass filter, 7 (13) feet is a high-pass filter.