Enclosure not stated · 4 knobs

Zendrive

Based on the Hermida Zendrive· 19 other boards clone it

From the vendor

The Zendrive delivers the perfect balance of saturation and tone. It comes with four knobs to control the gain, volume, tone and voicing.

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 8
R1	2M	2M	2M Ohm 1/4W 1% Metal Film Resistor
R2	470k	470k	470K Ohm 1/4W 1% Metal Film Resistor
R3	1k	1k	1K Ohm 1/4W 1% Metal Film Resistor
R4	1k	1k	1K Ohm 1/4W 1% Metal Film Resistor
R5	10k	10k	10K Ohm 1/4W 1% Metal Film Resistor
R6	1k	1k	1K Ohm 1/4W 1% Metal Film Resistor
R7	10k	10k	10K Ohm 1/4W 1% Metal Film Resistor
R8	10k	10k	10K Ohm 1/4W 1% Metal Film Resistor
Capacitors 7
C1	470n	470n	470Nf 100V 5% Polyester Film Box Type Capacitor
C2	100p	100p	100Pf 50V Ceramic Disc Capacitor
C3	100n	100n	100Nf 100V 5% Polyester Film Box Type Capacitor
C4	3.3n	3.3n	3.3Nf 100V 5% Polyester Film Box Type Capacitor
C5	470n	470n	470Nf 100V 5% Polyester Film Box Type Capacitor
C6	100u	100u	100Uf 35V Electrolytic Capacitor 6X11Mm
C7	47u	47u	47Uf 25V Electrolytic Capacitor 5X11Mm
Diodes 4
D1	BAT41	BAT41	Bat41 Diode
D2	BAT41	BAT41	Bat41 Diode
D3	BAT41	BAT41	Bat41 Diode
D4	1N4001	1N4001	1N4001 Diode 1A 50V
Transistors 2
Q1	BS170	BS170	Bs170 Bs170Rlrag Mosfet N-Channel
Q2	BS170	BS170	Bs170 Bs170Rlrag Mosfet N-Channel
ICs 1
OP1	NE5532	NE5532	Ne5532 Dual Low-Noise Opamp
Potentiometers 4
Voice	10k-B	B10k	10K Ohm Linear Taper Potentiometer
Tone	50k-B	B50k	50K Ohm Linear Taper Potentiometer
Gain	500k-B	B500k	500K Ohm Linear Taper Potentiometer
Vol	100k-A	A100k	100K Ohm Log Taper Potentiometer