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材料BOM表：

• P1_________________10K Linear Potentiometer (Dual-gang for stereo)
• R1,R6,R8__________100K 1/4W Resistors
• R2_________________27K 1/4W Resistor
• R3,R5_______________1K 1/4W Resistors
• R4__________________1M 1/4W Resistor
• R7_________________20K 1/2W Trimmer Cermet
• C1________________100nF 63V Polyester Capacitor
• C2_________________47nF 63V Polyester Capacitor
• C3________________470nF 63V Polyester Capacitor
• C4_________________15nF 63V Polyester Capacitor
• C5,C9_______________1µF 63V Electrolytic or Polyester Capacitors
• C6,C8______________47µF 63V Electrolytic Capacitors
• C7________________100pF 63V Ceramic Capacitor
• IC1_______________TL072 Dual BIFET Op-Amp
• SW1________________DPDT Switch (four poles for stereo)

技术数据

提到1KHz的频率响应和不同的控制旋钮的位置：

总谐波失真和输出1V的所有频率的RMS：0.01％