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Projecttitel: VS-1

Status:

Startdate: 06/2020

Duedate: 04/2024

Updated: 25.Jan.2024

Manufacture link: http://abstraktinstruments.com

https://abstraktinstruments.com/vs1-diy/

https://www.kickstarter.com/projects/abstraktinstruments/vs-1-polyphonic-analog-synthesizer/description

Facebook group: (I´m the admin). https://www.facebook.com/groups/849435342474238

send me a message if you dont get access

This Pages are only especially for the DIY Version

The Kickstarter campaign is online since: 14.Jan.2020 and was sucessfully backed with 250K USD

https://www.kickstarter.com/projects/abstraktinstruments/vs-1-polyphonic-analog-synthesizer/description

DIY PCB Set:

DIY Synth other > Abstrakt Instruments VS-1 DIY > IMG_9549.JPG

Stretchgoals:

120K - MPE Support
140K - Direct Outputs
160K - Stereo Analog Chorus - We have a hell of an analog chorus designed - we can't add cost & commit resources to implement it unless we reach certain cost targets.
180K SD Card
all Stretch Goals arrived

BOM:

~~VS-1_DIY_BOM(v102).xlsx from 04.Jan.2024~~

VS-1_DIY_BOM(v103).xlsx from 24.Jan.2024

this is the old BOM and should help people to find some parts, this isn't the full BOM !!

Mouser card official from abstract (updated 17.feb2020):

~~https://www.mouser.com/ProjectManager/ProjectDetail.aspx?AccessID=8122018b4d~~

my mouser BOM:

todo: amount based on earlier BOM - must Change.

part name removed from my mouser card	amount	mouser price for amount (left) netto prices	new supplier	new price	confirmed (updated in mouser or external)	for your pocket..
IC Sockets (not milled) 14pin	11	1,71			x
ic Sockets (not milled) 16pin	47	7,85			x
538-22-23-2031. not MTA100
538-22-23-2041. not MTA100
291-0-RC. not needed - use resistor legs..	8	1,90
5982-15-500V330	16	39,6 netto	yes - 2% instead of 5%	22,39 brutto !!		20
cd4053	8	3,67		ca. 2€ netto		2
ua741	32	9,16		5€ netto		5
Tl081	41	15,99		7,36		12
TL082	8	5,76		3,7		2
L7815CV	8	3,53		2		1,5
L7915CV	8	4,32		2		2,3
604-WP7113ID	8	1,8	use other LED from T with same current and brightness	0,4-1€		1
multiturn summary - 100 or other T.					save ca. 20-30€	20-30
571-1-2199298-2 8pin sockets .- not milled	120	14,88	use milled		x
09-48-1044	24	16,7		5,1 (100 items)		11
523-ACJM-MHDR	19	18,98		10		9
523-ACJS-MHDR	2	2,56		1,x		1
538-26-60-4030	9

Groupbuy plan: - cancelled, abstrakt instruments offer a Full-partskit for a great price 999USD

shop:

https://www.abstraktinstruments.com/product/vs-1-synth-full-parts-kit/

ID	Part	amount per device (add more in your order to have spares)	note	normal price each	my estimated price each (depends on the amount of users)	total (amount x estimated price)
1	AS3310 (IC)	16			3-4€
2	CA3080 (IC)	40		4-5€	2.50€
3	powersupply	1		30-40	15-25€
4	ua741	32		0,3	0,17
5	J112 (Tranny)	34		0,3	0,22
6	v2164D /AS2164	7	updated for new 094 BOM	3-5	2,5
7	5172 /2N5172	100		0,3-0,5	0,1-0,3
8	LM3086/LM3046	8	LM3046M w.Adapter SMD CA3146/LM3146 better temperature	3	1-2€
9	Tempos PTC 1K	16		1,20€	0,7-0,8€	11,20€
10	glimmer caps	16
11	MN3009	4	new BOM 094	10-11€ brutto each		40-45
12	cd4053
13	OLED 1,3"		pinout ???	5-10€

Schematics: (copy from Jan.2024)

vs1_schematics.pdf

Build it:

Please see the Altium 365 Viewer documentation for full details on the cloud-based tool.

Mainboard
Voice Motherboard
Voice Card
Output Board
Panelboard
DAC Board
I/O Board

furthermore watch all YT videos on Brians Channel:

https://www.youtube.com/@abstraktinstruments8666

Issues/Failures/Improvements

ID	Date	Bug/Issue/Improvement	affected part/pcb	Issue	Fix	reported by	reported to developer	affected version
1	Jan 2024	Silkscreen wrong	Voice Motherboard	diode wrong silksvcreen orientation D13	install against silkscreen	modwiggler user	no	diy

Pictures from kickstarter (link)