Khuyếch đại công suất âm thanh 4W-8W dùng TDA2005 Power Supply 9–18V at 1–2 A 8 W RMS/ch. at 2ohm 16V DC supply. 6W RMS/ 4ohm 16V DC supply 4W RMS/ 4ohm 12V DC supply 80 dBA. ~160 mV for full output ~31 dB maximum. C7-11=2200uF 16V C8-12=220uF 25V IC1=TDA2005 J1=2 Pole Terminal Block J2-3=3 Pole Terminal Block : MKð âm thanh 60W dùng TDA7294 Input sensitivity Input impedance Frequency response Slew rate Output power S/N ratio THD (40W into 8W) Power Supply R1=180ohm R2-3-5=10Kohm (50W into 8W) 10K 15Hz - 100kHz 10V/uS 50W into 8W ( THD) 82W into 4W ( THD) 105dBa (1W.
