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Panel
borderColor#000000
bgColor#f0f0f0
titleColor#FFFFFF
titleBGColor#4C5356
titleProject

Projecttitel: MOTM 440

Status: 
Status
colourGreen
titleFinished

Startdate: 10.10.2014

Duedate: 01.12.2014

update 08-2020

Manufacture link: http://www.synthtech.com/motm440.html

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copy from old synthtech page:

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  • capaciators:
    4x 1nF polysterene or polypropylene  - banzai
    3x 3m3  bipolar electrolyt  - mouser, TME
    1x 1nF Filmcap
    4x 100nF MLCC caps
  • resistors:  only nontypical values here listed:
    3x 51k1
    2x 200k
    2x 20k
    1x 221k
    1x 3k6
    1x 44k2
    1x 1k Tempco 3300ppm  on top of u14
  • SEMIS and others
    13x bc550c
    2x 1n4148 diode
    1x TL1013  (MXL1013)
    3x TL072
    5x SSM2220
    4x SSM2210SSM2220 → i have drop-in replacements on diysynth.de (my shop)
    4x SSM2210 → i have drop-in replacements on diysynth.de (my shop)
    1x CA3086
  • Others:
    1x SPDT (ON-ON) switch
    8x Switchcraft 112A Jacks
    7x knobs Alco PKES90B1/4
    1x 20k bourns trimpot
    around 1-2m RG174 cable
    lot of cable for wiring the switches, pots
    2x ferrite beads
    1x MTA header

 



warning
Warning


(not happen with pcbs from 2019/2020 from synthcube)

If you have purchased an MOTM-440 PCB that has a "P80316" silk screened in the upper left hand corner by the Synth Tech label, please run a wire descriped in picture (the pcb trace is defective)

http://www.muffwiggler.com/forum/viewtopic.php?p=1175840&sid=f286a3c98a3a58e25cbd2bf90200d1cd


 


further a other issue was found on one pcb:

http://www.sequencer.de/synthesizer/viewtopic.php?t=87264 

 



if your Input 1 and your Frequenzmodulation dont work,  fix this by run wires:

 


Picture of missing traces here too: (fixed by above solution)

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