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Sabtu, 19 Maret 2011

Guitar Control

Circuit Diagram

Parts:

P1,P2_________100K   Linear Potentiometers
P3____________470K   Linear Potentiometer
P4_____________10K   Log. Potentiometer

R1____________150K   1/4W Resistor
R2____________220K   1/4W Resistor
R3_____________56K   1/4W Resistor
R4____________470K   1/4W Resistor
R5,R6,R7_______12K   1/4W Resistors
R8,R9___________3K9  1/4W Resistors
R10,R11_________1K8  1/4W Resistors
R12,R13________22K   1/4W Resistors

C1____________220nF   63V Polyester Capacitor
C2,C8___________4µ7   63V Electrolytic Capacitors
C3_____________47nF   63V Polyester Capacitor
C4,C6___________4n7   63V Polyester Capacitors
C5_____________22nF   63V Polyester Capacitor
C7,C9_________100µF   25V Electrolytic Capacitors

IC1___________TL062   Low current BIFET Dual Op-Amp

J1,J2__________6.3mm. Mono Jack sockets

SW1______________1 pole 3 ways rotary or slider switch
SW2______________SPST Switch

B1_______________9V PP3 Battery

Technical data:

Frequency response:20Hz to 20KHz -0.5dB, controls flat.
Tone control frequency range: ±15dB @ 30Hz; ±19dB @ 1KHz; ±16dB @ 10KHz.
Maximum input voltage (controls flat): 900mV RMS @ +10dB input gain; 7.5V RMS @ -10dB input gain.
Maximum undistorted output voltage: 2.5V RMS.
Total Harmonic Distortion measured @ 2V RMS output: <0.012% @ 1KHz; <0.03% @ 10KHz.
THD @ 1V RMS output: <0.01%
Total current drawing: <800µA.

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