I have designed a TDA7575B based audio amplifier, see attached screenshot image. The tone control as configured, will the input signal not be below standard 2v line input voltage that the TDA would typically be used with? I dont know how to add a pre...

Hello there, I am newbie to PCB design and I am going to use TDA7575B. Here I have an input from a mobile which have two wires. I have few question regarding its design:Can I joint In1+ to In2+, In1- to In2- ? then those joints will be connected to s...