MICRO-OX Main VCO board

JordanAceto·micro_ox·circuit_boards/main_VCO_board/kicad_7/main_VCO_board.kicad_pcb

MICRO-OX Main VCO board layout, top view — open source board by JordanAceto

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About the MICRO-OX Main VCO board

MICRO-OX Main VCO board is an open source PCB design by JordanAceto, published on GitHub under the CC-BY-4.0 license. It is a 4-layer board measuring 133.9 × 165.1 mm, with 280 components from 74 distinct parts.

Other key parts include the TL072, LM311, SSI2130, 4013 and LM324. By type, the board carries 134 resistors, 65 capacitors, 20 ICs, 13 switches, 13 diodes and 4 transistors.

It belongs with the audio designs in this gallery.

From the project

Monosynth with analog signal path and digital controls. SSI2130 VCOs and SSI2140 VCF.

Main components on the MICRO-OX Main VCO board

TL072 LM311 SSI2130 4013 LM324 NE5532 LM4040C-2.5 L78L05_SOT89 L79L05_SOT89 LM4040DBZ-5

MICRO-OX Main VCO board bill of materials (BOM)

280 components, 74 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
9	TL072	SOIC-8_3.9x4.9mm_P1.27mm	U1, U2, U3, U5, U7, U10, U11, U14 +1
1	LM311	SOIC-8_3.9x4.9mm_P1.27mm	U4
2	SSI2130	QFN-32-1EP_4x4mm_P0.4mm_EP2.9x2.9mm	U6, U8
1	4013	SOIC-14_3.9x8.7mm_P1.27mm	U9
1	LM324	SOIC-14_3.9x8.7mm_P1.27mm	U12
1	NE5532	SOIC-8_3.9x4.9mm_P1.27mm	U13
2	LM4040C-2.5	SOT-23	U201, U301
1	L78L05_SOT89	SOT-89-3	U1002
1	L79L05_SOT89	SOT-89-3	U1003
1	LM4040DBZ-5	SOT-23	U1005
3	MMBT3904	SOT-23	Q201, Q301, Q601
1	2N7002	SOT-23	Q401
1	VCF_BOARD_CON	8_pin_IDC-Header	J1
1	MOD_BOARD_CON	40_pin_IDC_header	J2
1	VCO_EXT_CON	12_pin_IDC_header	J3
1	power_entry	10_pin_IDC-Header	J4
12	100K 100k	Potentiometer_Alpha_RD901F-40-00D_Single_Vertical	RV1, RV2, RV5, RV6, RV7, RV8, RV9, RV10 +4
1	100K 100k	Bourns_PTV09	RV3
1	100k A	Potentiometer_Alpha_RD901F-40-00D_Single_Vertical	RV4
1	100k c.d.	Potentiometer_Alpha_RD901F-40-00D_Single_Vertical	RV15

Show 54 more

Qty	Part	Footprint	Refs
8	5k	Potentiometer_Bourns_3296W_Vertical	RV201, RV202, RV203, RV204, RV301, RV302, RV303, RV304
2	50K 50k	Potentiometer_Bourns_3296W_Vertical	RV701, RV703
2	SR1712F-0106	SR1712F_rotary_switch	SW1, SW3
2	SR1712F-0204	SR1712F_rotary_switch	SW2, SW4
6	E-SWITCH_EG2301B E-Switch_EG2301B	E-Switch_EG2301	SW5, SW8, SW9, SW10, SW11, SW12
2	E-SWITCH_EG2201B E-Switch_EG2201B	E-Switch_EG2201	SW6, SW7
1	E-SWITCH_EG2301 E-Switch_EG2301	E-Switch_EG2301	SW13
2	TRIAD_TY_141P Triad_TY_141P	Triad_TY-141P	TR801, TR802
1	LED	LED_D3.0mm	D601
6	BAT48ZFILM	D_SOD-123	D602, D603, D801, D802, D803, D804
1	1N4148W	D_SOD-123	D701
5	XLMDK65D	LED_D3.0mm	D901, D902, D903, D904, D905
4	10N 10n	C_0603_1608Metric	C201, C202, C301, C302
2	3N9 COG	C_0805_2012Metric	C203, C303
12	100P 100p	C_0603_1608Metric	C204, C304, C402, C403, C404, C501, C502, C603 +4
2	220N 220n	C_Rect_L7.0mm_W2.0mm_P5.00mm	C205, C305
2	10U 10u	C_0805_2012Metric	C206, C306
1	10u BP	C_Radial_D6.3mm_H7.0mm_P2.50mm	C401
1	220N 220n	C_Rect_L7.0mm_W2.5mm_P5.00mm	C602
4	10P 10p	C_0603_1608Metric	C701, C704, C803, C901
1	1u	C_Rect_L7.0mm_W2.5mm_P5.00mm	C702
1	1n	C_0603_1608Metric	C706
31	100N 100n	C_0603_1608Metric	C1001, C1002, C1003, C1004, C1007, C1008, C1009, C1010 +23
2	10U 10u	CP_Radial_D6.3mm_P2.50mm	C1005, C1006
2	470N 470n	C_0805_2012Metric	C1015, C1016
43	100K 100k	R_0603_1608Metric	R101, R102, R210, R211, R212, R213, R310, R311 +35
10	1k 0.1%	R_0805_2012Metric	R201, R202, R203, R204, R205, R301, R302, R303 +2
9	20K 20k	R_0603_1608Metric	R206, R207, R227, R306, R307, R327, R407, R408 +1
9	10K 10k	R_0603_1608Metric	R208, R308, R406, R610, R718, R906, R907, R1003 +1
2	470K 470k	R_0603_1608Metric	R209, R309
2	82K 82k	R_0603_1608Metric	R214, R314
6	47K 47k	R_0603_1608Metric	R215, R219, R221, R315, R319, R321
2	2M2	R_0603_1608Metric	R216, R316
6	1M	R_0603_1608Metric	R217, R317, R608, R705, R708, R808
3	270K 270k	R_0603_1608Metric	R218, R318, R602
2	270	R_0603_1608Metric	R220, R320
7	4K7 4k7	R_0603_1608Metric	R222, R224, R226, R322, R324, R326, R1002
2	3K9 3k9	R_0603_1608Metric	R223, R323
6	12K 12k	R_0603_1608Metric	R225, R325, R908, R909, R910, R912
2	56K 56k	R_0603_1608Metric	R228, R328
4	1k	R_0603_1608Metric	R229, R329, R616, R707
1	200K 200k	R_0603_1608Metric	R401
3	33K 33k	R_0603_1608Metric	R402, R803, R804
2	100	R_0603_1608Metric	R404, R605
1	120K 120k	R_0603_1608Metric	R607
1	30K 30k	R_0603_1608Metric	R613
1	220K 220k	R_0603_1608Metric	R702
3	330	R_0603_1608Metric	R703, R805, R806
2	68K 68k	R_0603_1608Metric	R704, R711
1	15K 15k	R_0603_1608Metric	R715
1	10M	R_0603_1608Metric	R720
1	2K2 2k2	R_0603_1608Metric	R721
1	1K8 1k8	R_0603_1608Metric	R722
1	5K6 5k6	R_0603_1608Metric	R911

MICRO-OX Main VCO board design files

The KiCad project lives in the JordanAceto/micro_ox repository on GitHub; these links point at the commit this page was built from.

MICRO-OX Main VCO board: common questions

How big is the MICRO-OX Main VCO board?

The MICRO-OX Main VCO board measures 133.9 × 165.1 mm, has 4 copper layers and is 1.6 mm thick.

How many components are on the MICRO-OX Main VCO board?

280 components, from 74 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the MICRO-OX Main VCO board design files?

From the JordanAceto/micro_ox repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.

Can I use the MICRO-OX Main VCO board design in my own project?

Yes, under the terms of its CC-BY-4.0 license, which JordanAceto chose for the repository.

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