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nameexpander1.zip
height250


ISSUES

Nr.DescriptionPriority
Solution
1Switches - use other pcbs footprint size and/or change panel to toggle switch1

2BOM : LOG for Volume LFO and VP out gain3
fixed
3missing mounting holes for pcbs2
open (error) 
4LED driver needed for gate led2
fixed
5leds polarity on pcb3
fixed ?
6LFO speed inverted pot, left is fast on the prototype1Or use reveresed Potifixed
7panel holes too big for potis1
open (error) 
8powersupply design not allowed -2
open - use a own PSU - Yamaha PA30 and resctifier, capactitors
9markers for voltage test points missing3
open (error) 
10more clearly infos about matched trannys and resistors3

11envelope change too CEM3310 or digital1
open (error) 
12capacitors are too close next to the power supply section on mainboard1
fixed
13use bigger traces1


open (error) 
14Gate signal bleed in LFO1Blockerfixed
15V/oct unstable - waveforms wobbling -1Blockerfixed
16Lfo led not working3
fixed
17Holes in vcf board and VCO board to mount on metal spacers - for better mounting2
open

 open (error) 
18Case doesn't fit with the panel1
workaround possible
19ua7261
use normal matched pair trannys
20ssm20401
use the new SSI 2040 !!
21



22knobs ask Patrick_H


23connector 2pin13x

JST XH2

https://www.reichelt.de/jst-stiftleiste-gerade-1x2-polig-xh-jst-xh2p-st-p185073.html?search=jst+st

24connector plug 2pin13

JST plug

https://www.reichelt.de/jst-buchsengehaeuse-1x2-polig-xh-jst-xh2p-bu-p185085.html?&nbc=1&trstct=lsbght_sldr::185073

25pin connector

26x for 2 pin

2x 3pin

JST

https://www.reichelt.de/jst-crimpkontakt-buchse-xh-jst-xh-ckb-p185091.html?&nbc=1&trstct=lsbght_sldr::185085


26connector 3pin

2

JST

https://www.reichelt.de/jst-stiftleiste-gerade-1x3-polig-xh-jst-xh3p-st-p185074.html?&nbc=1&trstct=lsbght_sldr::185086

27connector plug 3pin

2

JST

 https://www.reichelt.de/jst-buchsengehaeuse-1x3-polig-xh-jst-xh3p-bu-p185086.html?search=JST+XH


BOM: 11-2020

rsf-kobol.xlsx

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