Sven Petersen

C64-Diagnostic-Rev.-586220-Harness. A harness for the Diagnostic Rev. 586220 Test for the Commodore C64

C64-A-V-Adaptor. An A/V-adaptor board for the C64

C64-WiFi-Modem-User-Port. A NodeMCU (ESP8266) based WiFi modem for the C64's user port

Diag64cart. A multiple diagnostic cartridge for the Commodore C64 and/or C128

C64-replacement-PSU-230VAC-. This is a replacement PSU (230VAC input) for the Commodore C64.

C64-PSU-Global. A replacement PSU for the Commodore C64, which works with 230V/115V

VIC-20-Hyper-Expander. A ROM cartridge with RAM Expansion

DIN-connector_soldering-aid-The-Potato.

Epyx-FastLoad. A rebuild of the Epyx Fast Load cartridge for the Commodore C64

Pi1541-HAT. A HAT for the Raspberry Pi, that allows to emulate the Commodore C64 floppy disk drive 1541. Switches and IEC-Bus detachable.

C64-Keyboard-Controlled-Kernal-Switch. C++

C64-Kernal-Adaptor-Switch-short-board-. This is a Kernal Adapter/Switch for the Commodore C64, ASSY250469 (short board).

1541-parallel-adapter-SpeedDOS. This is a reliable and easy to build parallel User Port Adapter for the Commodore 1541/1541-II

Joystick-for_commodore_and_atar. This is a joystick for Commodore C64 etc.

Versa64Case. A case for the Versa64Cart

VIC-20_Diagnostics. This a a Diagnostics Harness for the Commodore VIC-20.

Commodore-Keyboard-Tester. This is a tester for Commodore matrix keyboards

C64---Cart64out. Cart64out is a breakout board for the Commodore C64 Expansion Port

Commodore-VIC-20-Super-Expander-II. A Super Expander Cartridge with the option for EPROMs (instead of the original ROMs)

C64-PSU-Combi. A PSU for the Commodore C64 and up to two 1541-II floppy disk drives

C64_PSU_Z66. This is a PSU for the Commodore C64 in the Kradex Z66 case

Project-overview. This is an overview of all of my Github repositories

VIC-20_AV-Adapter. An Adapter for connecting the Commodore VIC-20 to video equipment with off the shelve A/V-cables.

C64-Kernal-2.1. This Kernal prevents the killer CBM80 signature, that some games leave in memory from hooking up the C64 for a while

C64-CHARSET-Adaptor-Switch. An Adaptor for the Character ROM of the Commodore C64

LumaFix64.

C64-Kernal-Adapter-Switch-Long-Board. This is a Kernal Adapter/Switch for the Commodore C64 long board

C64-Promenade-Model-D. This is a remake of an EPROM programmer, originally created by Jason-Ranheim

SIDalyzer. This is a software for analyzing the Commodore C64 SID. Every parameter for every voice can be set separately. The base address of the SID can be selected from a list or entered manually.

C128-A-V-Adapter.

C64-Control-Port-Switch-Rapid-Fire-. This is a Control Port Switch for the C64. It provides a rapid fire function

VIC-20-RAM-Expansion-Test-Software. A Test Software for RAM Expansions of the Commodore VIC-20

PET-Diagnostic-Clip. This is a modern remake of the two Commodore Diagnostic Clips

openC64case. A case for the SukkoPera's openC64cart (8k and 16k)

PET_CBM_1541_Adapter. This is an adapter for connecting the 1541 (or other IEC floppy disk drives) to the Userport of a CBM8032 etc.

Stepper_Motor_Controller. C++

IEC-Bus-Breakout-Board. This is a breakout board for the Commodore C64/C128/C16/VIC-20 etc. IEC-Bus

REX-9628-Extern-Kernal-8. This is the reverse engineering of the REX Datentechnik 9628 Extern Kernal 8

Ultimate-64-Keyboard-Adapter. This is an extension for the Ultimate 64 (elite) keyboard connector to get it into a position, that can be reached easily with the standard length keyboard cable.

23128-Adapter-passive. Commodore, C16, C254, EPROM, Adapter

C64-WiFi-Modem-Adapter-for-PET-CBM. This is an adapter for connecting a WiFi-Modem to teh PET/CBM User Port

Atari-XL-XE-A-V-Adapter. This is an A/V-Adapter for the Atari 8bit XL and XE-

VIC-20_Character_ROM_Adapter. A character ROM adapter for the Commodore VIC-20 for 27C64...512 EPROMs

Versa64case-v2. A new case for the Versa64cart

CBM-Tape-Pi-PCB.

PET-2332-Adapter. An EPROM adapter for the 2332 sockets in the Commodore (dynamic) PET and 40xx/80xx

Illuminated-Commmodore-logo. This is, what you need for your hobby retro computer projects: a Commodore logo, which is illuminated with two LEDs!

PET-IEEE-488-Extension. This is a splitter and cable adapter for the Commodore PET IEEE-488 edge connector port

PET-A-V-Interface. And A/V Interface for Commodore PET computers

Kernal64cart. A simple Kernal Cartridge for the Commodore C64, which has to get the /HIRAM signal for functioning 100%

Illuminated-64-logo. Thsi is a 3D printed illuminated (Commodore) 64 Logo

Commodore-Port-Breakout.

Versa64cart-adapter_km20-z7. A 3D printed adapter the the Kradex Z-7 and the Maszczyk KM-20 cartridge case

PET-CBM-SCRGRID. Prints a grid on the screen of the Commodore PET and CBM computers

RS232-loopback. This is a loopback module for the serial interface (RS232 and TTL).

Framemeister_Overlay_English. An overlay for the Framemeister XRGB mini remote control (English)

AVR-ISP-Adapter. The ISP (in system programming) connector for Atmel µControllers is not compatible for breadboards. This is an adater, which allows to connect a 2x3 pin programmer connector to the projects.

PET-Joystick-Adapter. A Joystick Adapter for the Commodore PET