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Welcome

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

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

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

Waldorf M QComp PCB - populated

populated PCB for the Waldorf M, 8 voice
in case you have the 16 voice version, you need only 1 PCB

see: https://maffez.com/?page_id=4003

i offer bare PCBs in my shop too.

30,00 EUR

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

BA662 replacement PCB

These bare PCB is designed to use a AS662D in SOIC and get a BA662 footprint and pinout.
you can use angled or straight pin adapter or socket, 2.54mm standard pin spacing.
perfect for RE-909, RE-808, RE-303, SR-808

BARE PCB
a assembled version is available in the shop too

2,00 EUR

SOIC16 to DIP16 Adapter

SOIC16 to DIP16 Adapter PCB only

0,60 EUR

SSM2140 Adapter PCB for SSM2040

This special PCB is designed to get from a SSI2140 a SSM2040.
Its not just a 20pin adapter to 16pins ! The designw as successfully tested in a RSF Kobol an sounds 99.9% authentic compared to the SSM2040.
You need the SSI2140 IC and 90degree pins, 2x 100nF caps to assemble this, which isnt included.
The PCB was made in EUROPE, not cheap chinese fab,
I offer assembled versions in my shop too.

14,00 EUR

MOTM-MU-Adapter PCB with cable- assembled...

assembled MOTM-MU-Adapter PCB with 15cm MOTM cable

14,00 EUR

SPDT ON-OFF-ON Switch - SCI

SPDT ON-OFF-ON Switch, good haptic, comes with one washer and 2 hex nuts

Datasheet: SCI55series.pdf

Switch Operation: On-Off-On
Contact Configuration: SPDT
Product: 55 Series. TA103A2
Switch Mounting:Panel Mount
Contact Current Max: 6A on 125V AC, 3A on 250v AC
Contact Voltage AC Nom: -
Switch Terminals: PC pin
Contact Voltage DC Nom: -

1,20 EUR

2N5172 old stock

1,50 EUR

MOTM-MU-Adapter PCB

MOTM Dotcom Adapter PCB
(PCB motm MTA156 4 pole to MTA100 6pole)

2,00 EUR

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

New product

1K Tempco Resistor - SMT assembled on PCB...

1K Tempco SMT Version assembled on PCB

2,00 EUR

2SA798 replacement assembled

the 2SA798 replacement PCB is assembled with a matched dual transistor,
Pins are soldered (let me know when you dont want the Pins)

The 2SA798 replacement was tested in RE-909, SR-909, Syncussion

10mm x 8,2mm x 0,8mm

3,00 EUR