background image

Sch BOM

R1

47K

R2

100K

R3

470K

R4

100R

R5

12K

R6

10K

R7

1K

R8

10K

R9

100K

R10

470K

R11

12K

R12

390R

R13

10K

R14

390R

R15

470K

R16

100K

R17

12K

R18

56K

R19

CLR (2K2)

R20

470K

R21

100K

R22

470K

R23

2K7

R24

10K

R25

22K

R26

390R

R27

10K

R28

10K

R29

12K

C1

100n

C2

470p

C3

100n

C4

100n

C5

470p

C6

100n

C7

100n

C8

470p

C9

100n

C10

3n3

C11

47n

C12

100n

C13

100n

C14

100u elec

C15

Empty*

C16

47n

C17

Empty*

C18

100n

C19

100n**

C20

10n

C21

1u elec

Q1-5

2N5089

D1-4

1N4148

PRE

100KA

FOCUS

250KB

FUZZ

100KA

MIDS

100KA

TONE

250KB

VOL

100KA

*C15 and C17 aren’t part of the circuit. Leave these

empty.

**C19 - This requires a hack.

Don’t solder on the board - see overleaf.

Summary of Contents for MUFF GUN

Page 1: ...MUFF GUN Six knobs of Muffy goodness Contents of this document are 2015 Pedal Parts Ltd No reproduction permitted without the express written permission of Pedal Parts Ltd All rights reserved...

Page 2: ...390R R27 10K R28 10K R29 12K C1 100n C2 470p C3 100n C4 100n C5 470p C6 100n C7 100n C8 470p C9 100n C10 3n3 C11 47n C12 100n C13 100n C14 100u elec C15 Empty C16 47n C17 Empty C18 100n C19 100n C20 1...

Page 3: ...ther than the collector of Q5 Here s how to get it in place see cover image too When placing R27 leave the bottom leg proud from the board giving yourself enough bare metal to attach a wire Now you ne...

Page 4: ...hown in the cover image to ensure plenty of clearance in the enclosure Pots mounts on the back side of the board You can use vertical mount pots or just wire up normal ones You should solder all compo...

Page 5: ...ve probably made a mistake with the switch Solder some nice long lengths of wire to the board connections for 9V GND IN and OUT Connect IN and OUT to the jacks as shown Connect all the GNDs together t...

Page 6: ...rd pedals Boss etc and you can safely daisy chain your supply to this pedal The BOARD GND connections don t all have to connect to one point They can be daisy chained around the circuit using larger c...

Page 7: ...s pedal The BOARD GND connections don t all have to connect to one point They can be daisy chained around the circuit using larger connection points such as jack socket lugs for multiple connections A...

Page 8: ...guide only You should ensure correct marking of your enclosure before drilling You use this template at your own risk Pedal Parts Ltd can accept no responsibility for incorrect drilling of enclosures...

Reviews: