Ngày 26/07/2010 05:32:50 / Lượt xem: 5118 / Người đăng: biendt
MKĐ âm thanh 60W dùng TDA7294
Input sensitivity 1.3V (50W into 8W)
Input impedance 10K
Frequency response 15Hz - 100kHz
Slew rate 10V/uS
Output power 50W into 8W (0.1% THD)
82W into 4W (0.1% THD)
S/N ratio 105dBa (1W / 8W)
THD (40W into 8W)
0.002% (1kHz) < 0.04% (20Hz - 20kHz)
Power Supply +/-30Vdc[separator]
Linh kiện
R1=180ohm C5-6=10uF 63V J2=3pin
R2-3-5=10Kohm C7=22uF 63V J3=2pin
R4=22Kohm C8=33uF 25V
R6=680ohm C9-10=1000uF 63V All Resistors is 1/4W 1%
C1=1.5uF 63V MKT IC1=TDA7294
C2=2.7nF 63V MKT J1=2pin connector with 2.54mm step
C3-4=100nF 100V MKT JP1-2=2pin Jumper with 2.54mm step