Welcome

update 10/2025: Shipping to USA is possible with FEDEX now !


Checkout my helpful DIY Website: https://www.DSL-man.de

 

NEWS:  I acquired the Oakley Sound Systems  19” Projects on 18 March 2026
PCBs can be purchased here 

Portfolio:

  • Sales of special parts and components for Synthesizers, Sequencers, Modular systems,Drumcomputers, Outboard gear
  • Repair and Service of Synthesizer, Drumcomputers, Modularsystems
  • Custom DIY Build of Synthesizer, Drumcomputer, Outboard, 4U & 5U Modularsynthesizer
  • Specialized on ARP2600 Service, Repair, Modification
  • Specialized on TR-808/909 Service, Repair, Modification and Build of Clones like RE-808, RE-909, SR909
  • Repair, Service of Synthesizern like  TB-303, SH-101, Oberheim Xpander, Matrix12, Jupiter4, Matrix1000, EMS VCS3, EMS SynthiA 
  • Specialist for Oakleysound Products like SRE-330, ADR30, DCR320 - Chorus, Delay
  • Custombuild projects and repairs of 5U Modularsytems in MU and MOTM Format.
  • Prototyping and Testing/QA incl. NDA
  • Consulting for longterm Documentation (CMS/WIKIs)
  • Project Management & Consulting 
    
  
  

Our advice

Oakley Sound Systems ADR30 PCB
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Oakley Sound Systems ADR30 PCB
Oakley Sound Systems ADR30 PCBThe SRIO PCB for the I/O Connections and the RPSU (Powersupply PCB) is not included and is for sale as a separate item.

Productpage: https://diysynth.wiki.dsl-man.de/wiki/spaces/OUTBOARD/pages/893845508/Oakley+Sound+Systems+ADR30+Product+Information
DIY page with infos: https://diysynth.wiki.dsl-man.de/wiki/spaces/OUTBOARD/pages/306511922/Oakleysound+ADR30+Delay​​​​​​​

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HASL LEAD FREE
198.12 mm* 152.4 mm
40,00 EUR
Oakley Sound Systems DCR320 PCB
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Oakley Sound Systems DCR320 PCB
Oakley Sound Systems DCR320 PCB 
The SRIO PCB for the I/O Connections and the RPSU (Powersupply PCB) is not included and is for sale as a separate item.

more Infos: 
https://diysynth.wiki.dsl-man.de/wiki/spaces/OUTBOARD/pages/1147722/Oakleysound+DCR320
HASL LEAD FREE
198.12 mm* 152.4 mm
35,00 EUR
Arp1601 Step1 Fix Mod PCB
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Arp1601 Step1 Fix Mod PCB
This Modification helps to syncronize the first step1 to an external source.
when you try to sync from an external source the step2 is in sync with step1 from external.
This Mod fix this issue, for original 1601 and clones
PCB only - BOM and buildguide is available on my website DSL-man.de
https://diysynth.wiki.dsl-man.de/wiki/spaces/TTSHADDONS/pages/1442398/Arp1601+Step1fix+Mod
8,00 EUR
Dotcom Eurorackbus adapter
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Dotcom Eurorackbus adapter
Dotcom Eurorack adapter to adapt/convert from Eurorack to dotcom.
You can plug the connector in a eurorack busboard 
pay attention eurorack is 12V, dotcom normally 15v
the white stripe on the pcb is minus - pay attention that you install the adapter in correct way
6,00 EUR
Oakley Sound Systems RPSU PCB
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Oakley Sound Systems RPSU PCB
Oakley Sound Systems RPSU  PCB

HASL LEAD FREE
 
10,00 EUR
MC1539 for Arp2600 audiopath upgrade
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MC1539 for Arp2600 audiopath upgrade
1x MC1539 for Arp2600
(to modify your Arp2600 Audiopath can this part used)
 
12,00 EUR
2N5172 old stock
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2N5172 old stock
2N5172 old stock
1,50 EUR
RE-303 Potentiometer Adapter
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RE-303 Potentiometer Adapter
Pot Adapter for TB-303 /RE-303 - to use Alpha Potentiometers.


Pots not included
Described here:
https://diysynth.wiki.dsl-man.de/wiki/spaces/DSO/pages/1147609/RE-303+-+not+a+further+clone#Potentiometer-Modification:
11,00 EUR
DPDT Switch - ON-ON-ON Multicomp Pro
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DPDT Switch - ON-ON-ON Multicomp Pro
DPDT Switch ON-ON-ON, no low cost, good haptic, comes with one washer and one hex nut

Datasheet: 1md6t1b5m1qe pdf.pdf
: On-On-On
: DPDT
: 1MD6T1B5M1QE
:Panel Mount
: 5A
: 120V
: Solder
: 28V

 
1,80 EUR
5x5 USB MIDI Interface DIY incl. PIC chip
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5x5 USB MIDI Interface DIY incl. PIC chip...
The 5x5 USB Midi interface is based on the ploytec sources and comes with an preprogrammed chip (not soldered on the pcb)
the PCB is unpopulated

BOM and pictures:
https://diysynth.wiki.dsl-man.de/wiki/spaces/DSO/pages/1146929/USB+MIDI+Interface

Functions:
USB 2.0 - MIDI Interface - 5 Inputs, 5 outputs, LED status LEDS.

Please note: when  the shop stock is on "Main" or "Haupt" it means, the stock is zero - it can happen when you try to order more than one pcb.
25,00 EUR