Christian-Marty.ch´s Electric Things

Elka 410CST0781

March 22, 2025

The Elka 410CST0781 is a Reverb Amplifier board.

It was used in the Elka x-705 from 1977.

PCB

Schematic

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ATX12VO from an engineering viewpoint

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How to setup CAN-FD on the Raspberry Pi 2 using MCP2517FD

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An advanced KNX network gateway

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Bit Angle Modulation

How to control the brightness of many LEDs

Korg M3 Restoration

Fairphone 3 - USB-C Bottom Module Repair

A Repair of the USB-C connection without any spare parts.

CANbeSerial

CAN-Bus via a serial connection

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An in-depth review of the Eurolite LED PAR-16 3CT

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How to setup CAN-FD on the Raspberry Pi 5 using MCP2517FD

LED Color Mixing

How to build a good looking lighting solution.

Repair - Valeo 530 29 912 Wiper Motor

A repair of the Valeo 530 29 912 Wiper Motor control electronics.

Elka

A lock at parts from old Elka organs

Elex K2

Reviving an old electric piano

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