madbeanpedals Turnabout Manual Download | Manualshive

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B.O.M.

Turnabout

madbeanpedals

Resistors

Caps

Diodes

R1

1M

C1

22n

D1, D2

LED

R2

1k

C2

1n

D3

BAT46

R3

1M

C3

100pF

D4, D5

BAT41

R4

1k

C4

47n

D6

1N4001

R5

1k

C5

100n

Transistors

R6

10k

C6

100pF

Q1, Q2

2N7000

R7

1M

C7

1uF

IC

R8

470R

C8

22n

IC1

LM833

R9

47R

C9

22n

Switch

R10

4k7

C10

470n

COMP On/Off/On

R11

22k

C11

100uF

Pots

R12

22k

C12

100n

TONE

10kC

C13

10uF

PRES

25kB

THICC

25kB

VOL

100kA

GAIN

100kB

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Summary of Contents for Turnabout

Page 1: ...presence which in turn pushes the tone control into a brighter range THICC Controls the amount of low end sent to the clipping stage COMP LED Schottky and asymmetrical clipping LED is the loudest sto...

Page 2: ...Parts Turnabout madbeanpedals...

Page 3: ...Values Turnabout madbeanpedals...

Page 4: ...Traces Turnabout madbeanpedals...

Page 5: ...1M C3 100pF D4 D5 BAT41 R4 1k C4 47n D6 1N4001 R5 1k C5 100n Transistors R6 10k C6 100pF Q1 Q2 2N7000 R7 1M C7 1uF IC R8 470R C8 22n IC1 LM833 R9 47R C9 22n Switch R10 4k7 C10 470n COMP On Off On R11...

Page 6: ...2 Ceramic MLCC Mica 16v min 1n 1 Film 16v min 22n 3 Film 16v min 47n 1 Film 16v min 100n 2 Film 16v min 470n 1 Film 16v min 1uF 1 Film 16v min 10uF 1 Electrolytic 100uF 1 Electrolytic LED 2 RED Diffu...

Page 7: ...ommerce com spdt short lever center off 9mm Plastic Shaft Pots 10kC 25kB http smallbear electronics mybigcommerce com alpha single gang 9mm pc mount The 10kC plastic shaft pots are very difficult to f...

Page 8: ...Vox amp or Tele style guitar unless you really WANT to punish everyone around you The Thicc control lets you dial out some of the bass in the stock pedal as well as put in a little extra if you like A...

Page 9: ...Wiring Diagram Turnabout madbeanpedals...

Page 10: ...te and may require tweaking depending on the types of jacks switches and pots you use madbeanpedals This is a tight fit but should work if you use the Lumberg or open frame style 1 4 jacks I don t rec...

Page 11: ...s you use madbeanpedals Shown with Softie 2 relay bypass If you are using one of the mbp 3pdt bypass boards or just a 3pdt switch on its own move the drill spot for the switch a bit lower so you can f...

Page 12: ...the same drill spot for 3PDT switch or move to your desired location Drill only one LED spot Enclosed top jacks are used here but you should also be able to fit open frame metal jacks or the Lumberg...

Page 13: ...Voltages Turnabout madbeanpedals 9 42vDC One Spot Current Draw 6mA IC1 LM833 1 4 74 2 4 76 3 4 35 4 0 5 4 55 6 4 55 7 4 32 8 9 12...

Page 14: ...Build Pic Turnabout madbeanpedals...

Page 15: ...Schematic Turnabout madbeanpedals...

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