29 Buffer

Based on the 29 Pedals EUNA· 1 other board clones it

From the vendor

Our take on the 29 Pedals EUNA – its a buffer…it’s been said it sounds like removing the blanket off your amp – and…it actually does!

It adds something to your pedals too, they sound…like they were supposed to sound.

Controls

• Harmonics (Toggle On/On)

• Bright (Toggle On/On)

• Low (Toggle On/On)

The schematic is in the vendor's build document, page 1. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Ref	Value	Normalized	Type
Resistors 14
R1	3.3M	3.3M	0.25 Watt Resistor
R3	3.3M	3.3M	0.25 Watt Resistor
R14	3.3M	3.3M	0.25 Watt Resistor
R5	1.5K	1.5k	0.25 Watt Resistor
R10	1.5K	1.5k	0.25 Watt Resistor
R12	1.5K	1.5k	0.25 Watt Resistor
R6	220K	220k	0.25 Watt Resistor
R11	220K	220k	0.25 Watt Resistor
R8	470R	470	0.25 Watt Resistor
R9	470R	470	0.25 Watt Resistor
R2	11K	11k	0.25 Watt Resistor
R4	100K	100k	0.25 Watt Resistor
R7	22K	22k	0.25 Watt Resistor
R13	10R	10	0.25 Watt Resistor
Capacitors 17
C4	10uF	10u	Cap-Electro-Radial
C12	10uF	10u	Cap-Electro-Radial
C13	10uF	10u	Cap-Electro-Radial
C14	10uF	10u	Cap-Electro-Radial
C15	10uF	10u	Cap-Electro-Radial
C16	10uF	10u	Cap-Electro-Radial
C17	10uF	10u	Cap-Electro-Radial
C2	1uF	1u	Cap-Box
C8	1uF	1u	Cap-Box
C9	1uF	1u	Cap-Box
C3	1uF	1u	Cap-Electro-Radial
C7	1uF	1u	Cap-Electro-Radial
C1	3pF	3p	Cap-Ceramic
C5	220nF	220n	Cap-Box
C6	100nF	100n	Cap-Box
C10	47uF	47u	Cap-Electro-Radial
C11	100uF	100u	Cap-Electro-Radial
Diodes 5
D1	1N5817	1N5817	Standard Diode
D2	1N5817	1N5817	Standard Diode
D3	1N5817	1N5817	Standard Diode
D4	1N5817	1N5817	Standard Diode
D5	1N5817	1N5817	Standard Diode
ICs 2
U1	TL072	TL072	IC-DIP-8
U2	1044SCPA	1044SCPA	IC-DIP-8
Switches 3
B - ON/ON	ON/ON	ON/ON	SPDT-Switch-Holes
H - ON/ON	ON/ON	ON/ON	SPDT-Switch-Holes
L - ON/ON	ON/ON	ON/ON	SPDT-Switch-Holes
Other 1
TP1	Board-Connector-4-board-connector	BOARD-CONNECTOR-4-BOARD-CONNECTOR	TH-SolderPad-Medium-4