3 band mono tone control
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3 Band graphic equalizer circuit.
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Experimentalists Anonymous DIY Archives
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Bass Treble Tone Control Circuits - 3 Designs Discussed
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Two-Band "PTB" Tone Control: Useful, Easy, Cheap & AWESOME! - tonefiend.com
Experimentalists Anonymous DIY Archives
operational amplifier - Explanation of 3 Tone Control Circuit - Electrical Engineering Stack Exchange
Audio Equalizer / Tone Control Circuit with Bass, Treble and MID Frequency Control using Op-Amp
Equalisers
Baxandall inspired tone control – response simulation | Audio Perfection
Audio Equalizer / Tone Control Circuit with Bass, Treble and MID Frequency Control using Op-Amp
