i have to desain system amplification 1mv to 3.3Vpp. the frequency is 100Hz-20kHz. power supply +12 V(single supply). Voffset is removed.
i use LT spice to desain it, but when i want to run it. its error and i don't know how to correct my circuit. so maybe someone can help to correct my circuit.
i'm sorry for my poor english.
here my circuit desain
i use LT spice to desain it, but when i want to run it. its error and i don't know how to correct my circuit. so maybe someone can help to correct my circuit.
i'm sorry for my poor english.
here my circuit desain