Lowstepper hardware

rafkhan·lowstepper·lowstepper_hardware/lowstepper_hardware.kicad_pcb

Lowstepper hardware is an open source NXP PCB design by rafkhan: a 4-layer, 39.4 × 89.7 mm board with 73 components (47 distinct parts). It is built around the RAF_DAISY_SEED_V1, TL072, 74HC4051, MCP6004. Filed under audio.

Dual phase manipulation low frequency oscillator by Okay Synthesizer.

Built around

RAF_DAISY_SEED_V1 TL072 74HC4051 MCP6004

Parts list

73 components, 47 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
1	RAF_DAISY_SEED_V1 TL072	SOIC-8_3.9x4.9mm_P1.27mm	U1
1	TL072 MCP6004	SOIC-14_3.9x8.7mm_P1.27mm	U2
1	74HC4051 Teensy3.5	Teensy35_36	U3
1	74HC4051 LM4040DBZ-10	SOT-23	U4
1	MCP6004 MCP6002-xSN	SOIC-8_3.9x4.9mm_P1.27mm	U6
1	MMBT3904	SOT-23	Q1
2	MMBT3904	SOT-23	Q2, Q3
1	CONN_02X05_ODD_EVEN PJ398SM-12	THONK_PJ398SM-12	J1
8	PJ398SM-12	THONK_PJ398SM-12	J2, J3, J4, J5, J7, J12, J13, J14
2	CONN_01X18_MALE PJ398SM-12	THONK_PJ398SM-12	J6, J9
1	PJ398SM-12 Conn_02x08_Odd_Even	PinHeader_2x08_P2.54mm_Vertical	J8
2	PJ398SM-12 Conn_01x16_Female	PinHeader_1x16_P2.54mm_Vertical	J10, J11
2	PJ398SM-12 Conn_01x16_Male	PinSocket_1x16_P2.54mm_Vertical	J15, J16
4	10K	Potentiometer_Alpha_RD901F-40-00D_Single_Vertical	RV1, RV2, RV3, RV4
1	SW_Push	SW_SPST_B3U-1000P	SW1
2	XZM2CRKM2DGFBB45SCCB	LED_D5.0mm-4_RGB	D1, D2
1	47U 47u	C_Elec_3x5.4	C1
1	47U 1n	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C2
1	10U 1n	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C3
1	100N 1n	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C4

Show 27 more

Qty	Part	Footprint	Refs
1	47u	C_Elec_3x5.4	C5
1	10u	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C6
1	100n	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C7
1	1n	C_0603_1608Metric_Pad1.08x0.95mm_HandSolder	C8
2	3.3K 3.3k	R_0402_1005Metric	R1, R21
1	3.3K 1k	R_0402_1005Metric	R2
1	10K	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R3
2	10K 100k	R_0402_1005Metric	R4, R6
1	200k	R_0402_1005Metric	R5
1	3.3K 10K	R_0402_1005Metric	R7
1	33k	R_0402_1005Metric	R8
2	3.3K 200k	R_0402_1005Metric	R9, R12
2	100K 100k	R_0402_1005Metric	R10, R13
2	10K 33k	R_0402_1005Metric	R11, R14
1	3.3k	R_0402_1005Metric	R15
2	470	R_0402_1005Metric	R16, R49
2	1k	R_0402_1005Metric	R17, R48
1	3.3K 470	R_0402_1005Metric	R18
1	100K 10K	R_0603_1608Metric_Pad0.98x0.95mm_HandSolder	R19
1	10K 10k	R_0402_1005Metric	R20
1	100K 3.3k	R_0402_1005Metric	R22
1	10K 200k	R_0402_1005Metric	R23
3	200K 100K	R_0402_1005Metric	R24, R33, R36
1	100K 33k	R_0402_1005Metric	R25
2	33K 3.3k	R_0402_1005Metric	R32, R35
2	100K 10K	R_0402_1005Metric	R34, R37
1	33K 470	R_0402_1005Metric	R47

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Parts list

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