Chela Overdrive

Based on the EQD Talons· 2 other boards clone it

From the vendor

Controls

• Level – Controls the overall output volume

• Drive – Controls the amount of overdrive

• Treble – Adjusts the level of high frequencies

• Mid – Adjusts the level of midrange frequencies

• Bass – Adjusts the level of low frequencies

• Presence – Adjusts the level of upper mid frequencies

Specifications

• Designed for a 125B enclosure with top-mounted jacks

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

Ref	Value	Normalized	Type
Resistors 18
R1	3M3	3.3M
R2	1K	1k
R3	220K	220k
R4	4K7	4.7k
R5	1K	1k
R6	1K	1k
R7	3K3	3.3k
R8	10K	10k
R9	2K2	2.2k
R10	3K3	3.3k
R11	10K	10k
R12	2K2	2.2k
R13	1K	1k
R14	10K	10k
R15	10K	10k
R100	4K7	4.7k
R101	10K	10k
R102	10K	10k
Capacitors 13
C1	100p	100p
C2	100n	100n
C3	100p	100p
C4	1u	1u
C5	3n3	3.3n
C6	1u	1u
C7	47n	47n
C8	4n7	4.7n
C10	2u2	2.2u
C11	4n7	4.7n
C12	22n	22n
C100	100u	100u
C101	10u	10u
Diodes 1
D100	1N5817	1N5817
ICs 1
IC1	TL072	TL072
Potentiometers 6
VOLUME	A100K	A100k	Potentiometer
GAIN	A500K	A500k	Potentiometer
TREBLE	B100K	B100k	Potentiometer
MID	B50K	B50k	Potentiometer
BASS	B50K	B50k	Potentiometer
PRES	B5K	B5k	Potentiometer
LEDs 2
D1	3mm Red LED	3MM RED LED
D2	3mm Red LED	3MM RED LED