USBSID-Pico is a RaspberryPi Pico based board for interfacing one or two MOS SID chips and/or hardware SID emulators over USB with your computer, phone, ASID supporting player or USB midi controller. Features: 6581, 6582, 8580, SIDKick-Pico, ARMSID, FPGASID, SwinSID, Stereo/Mono and 9/12 Volts.

You can now watch a new video from the GadgetUK164 YouTube channel. In this video: A new project for re-creating the Amber chip for the Amiga 3000 series, and for the GBA1000.

A new YouTube video from The Centre for Computing History is now available. In this video: Jason Fitzpatrick talks to Adrian Graham about the never released Commodore C65 computer.

You can now watch a new video from the RobSmithDev YouTube channel. In this episode: Rob is going to build a Whac-A-Mole game with diskettes and disk drives. And he is going to connect it to an Amiga computer.

You can watch a new video from the Clueless Engineer YouTube channel. In this episode: The replacement of the internal RAM with an 8 kB RAM module.

You can watch a new video from the CommodoreSam YouTube channel. In this episode: The Turbo Master CPU for the Commodore C64 computer. This accelerator is a replica developed by Corei64.

Turbo Master CPU - Part 2

FAST-40 is a new cartridge for the Commodore VIC20 computer, developed by Mark Johnson. This cartridge modifies the 22 column text screen to display 40 columns. It is software-only, but it needs an 8 kB RAM expansion.

The Connomore64 is a hardware project of a real time cycle exact emulation of the Commodore C64 computer using multiple microcontrollers in parallel. The features are: The Commodore ICs (6510, VIA, SID, VIC) are replaced with RP2040/RP2350 microcontrollers, DVI/HDMI video / audio, IEC, User port and Joysticks.

The Idun is a cartridge for the Commodore C64/128 computer. The cartridge will connect a Raspberry Pi to the C64/128 and the features are: Virtual disk drive, RAM expansion, VDC options, Telnet BBS, SID player and LUA integration. Changes in this version: Support for CP|M (C64/128), Software 80-column text (C64) and improvements for shell, drives and search.

Christopher Belcher has developed a small circuit board for testing a joystick cable. You connect the cable to the circuit board and use the test-probe for testing the wires. It will also show you the function of each wire with the corresponding LED.

Michael Sachse, developed a replica of the HAL PCG-6500 expansion card. The HAL PCG-6500 made it possible to create a programmable character set generator for PET/CBM computers. This version works with the CBM 2001/3001, and uses DMA-access at $a000 or $9000 for transferring the characters.

You can watch a new video from the Retronaut YouTube channel. In this episode: Making a Dual-ROM adapter for a Commodore1541 disk drive. This gives you the opportunity to install a JiffyDOS ROM, as well as the original Commodore Kernal ROM.

The Ryś BlueLink adapter has been designed to work with devices such as pads, mouses that operate on the Bluetooth wireless technology. The Ryś BlueLink has an OLED display that allows the user to configure the device and the firmware can be updated via Wi-Fi.

AmiGUS is a new sound card for Amiga computers with a Zorro-interface (A2000, A3000 & A4000). The features are: Stereo output, 192kHz @24-bit, TOSLINK, 3x analogue audio inputs, MP3, OGG, FLAC and WMA hardware decoder, 32 channel wavetable engine, left / right stereo panning, ADSR envelope generator, 32 MB, upgradable FPGA, and it is Open Hardware & Software.

Mingo wrote a blog about building a turbo-card for the Amiga 500 computer. This card will give you 1 MB of Fast-RAM and a 14 MHz processor. The turbo-card is based on a project from Mathesar.

You can now watch a new video from the GadgetUK164 YouTube channel. In this video: Installing a second disk drive in an Amiga 2000 computer can be more difficult than you might think.

You can watch a new video from the Retronaut YouTube channel. In this episode: Making an adapter, to install JiffyDOS ROM in a Commodore1541 disk drive. Besides assembling the adapter you can also see how to burn the EPROM.

You can watch a new video from the 10p6 YouTube channel. In this video you can see the design and build of the C64c version of the C64 Mini.

The MP32C64 is and adapter to connect a Commodore C64 or VIC20 to a digital system such as MP3/CD players or a smartphone. Adjust the trimmer potentiometer to achieve a constant signal LED on. The indicators I and N indicate Inverted or Normal signal.

Mingo created an adapter for using a PS2 mouse on your Amiga computer. The adapter has only a few components and is based on a PIC16F628(A) microcontroller.

Steve J. Gray developed a switchable ROM cartridge for the Commodore CBM-II computer. The cartridge has a 256 kB EEPROM, which makes it possible to store 8 ROMs of 24 kB. There is also an option to use the unused CBM-II memory ranges ($1000 or $C000) with an extra connection to the PLA chip.

Jani has written an article about repairing an Amiga power supply by replacing the original PCB with a Meanwell RPT-60B. He used a bracket to install the new PS without making alteration to the original case.

You can now watch a new video from the RobSmithDev YouTube channel. In this episode: Rob shows an alternative Gotek drive for big box Amiga's. The advantages of the GoDRIvE over a standard Gotek is that you don't need to remove the original drive because it includes a switch allowing you to toggle between the Gotek and real drive at any time.

Mark Sawicki has made a new video for his YouTube channel. In this video: Mark is showing how to install a RFOFF in a Commodore C16 and Plus/4 computer. The RFOFF is an RF modulator replacement that improves the Composite and S-Video output signal.

The Padapter is an interface for a SEGA MegaDrive/Genesis 3-button game-pad, so it can be used with the Commodore VIC20, C64, C128, Amiga etc. It is inspired by the Open C64-MegaDrive Pad Adapter. All buttons on the game-pad are de-multiplexed and usable by the computer. The adapter also provides two switchable mappings to help with games that use the joystick up direction for jumping.

The LC256 is a CBM style 256 colour SMD computer, developed by Christian Forstreuter. The specifications are: 65c02 (4 MHz), Yamaha V9958 (V9938), 1 MB RAM, 32 kB ROM (Kernal & Basic), 128 kB Video RAM, IEC, IEC2SD, RGB, YC and Composite video (PAL/NTSC).

The SVI-CAS Tape Emulation can be used with the Commodore 8-bit computers as a replacement for the C2N Datassette. The emulator has a TFT display and is based on an Arduino. The unit can be ordered with the connections that are necessary for your computer, and you can choose between the colours grey or black.

Tynemouth Software has written a blog about a new product for the Commodore CBM/PET computers. This is an improved version of the PET Composite Video Out board, which is now available as a kit. The board only has through-hole components, and is relatively easy to assemble.

You can now watch a new video from the Arctic retro YouTube channel. In this video: A test of the Luma fix for the Commodore C128 computer, and an explanation of the possibilities of the U36 ROM in the C128.

Hkzlab has developed a Commodore 128 SRAM adapter board for the 310381 R7 motherboard. You will have to remove your DRAM ICs and place IC-sockets to install this board.

James Harmony build a universal re-programmable replacement ROM for retro computers. This board is designed to replace the old 2364, 2332, and 2316 mask ROMs. A few examples are: Commodore VIC20 and C64 Char, Kernel and Basic ROMs.

A new YouTube video from Wolfgang Kierdorf is now available. In this episode: Wolfgang shows how to make a CD-ROM player for the Commodore C64 computer.

COREi64 has developed the CMD RAMLink RAMcard XL v2. This is an upgrade for the Version 2 RAMLink with the ability to have a 64 MB ram-card. It also has the RTC (Real Time Clock) option pre-installed, with a battery backup. It is also possible to upgrade a Version 1 RAMLink for this RAMcard.

CrystalCT Rertro Productions developed a test cartridge for the Commodore C64 computer, based on the Dead Test by worldofjani.com. The cartridge starts the C64 in the Ultimax mode, executing the code in the upper 8 kB of the EPROM. This can be the Dead Test or DesTestMax code. Then it will switch to the Standard mode, and executes the code in the lower 8 kB of the EPROM.

A new hardware project from Jan Derogee. This time he developed the ultimate Datassette for the Commodore computers. He combined two 1530 Datassette's into one 1560 Datassette. Besides this 1560 Datassette, there is also a lot of information about storing data on a cassette on his web page.

The Penultimate +3 cartridge for the Commodore VIC20 computer has been updated with a fast loader for the disk drive or SD2IEC devices. Loading will be about 8 times faster than standard. The fast loader can be activated via the menu of the Penultimate +3 cartridge, or if you are in Basic with a SYS-command.

The TFW8b.com website.

DDT (0x444454) is working on a new hardware project for the Commodore C64 computer. The goal is to replace the MOS 6510 CPU with the Hitachi 6309 CPU. At the moment there is an experimental PCB for testing and debugging. The next step is support for NitrOS-9.

You can now watch a new video from the RobSmithDev YouTube channel. In this episode: Rob shows very simple modification, that you can perform that will add audio to the HDMI video picture you get from the RGB2HDMI adapter board for the Amiga.

HEXcart is a cartridge for the Commodore C64 computer, developed by Pasi Lassila. The cartridge can hold 16 ROM images (8 or 16 kB) and supports regular and Ultimax ROMs. The cartridges are selected by a HEX-switch.

You can watch a new video from the SaveItForParts YouTube channel. In this episode: Connecting a Commodore SX64 computer to an Inmarsat satellite with a Glocom GX-10 Inmarsat modem and antenna, so you can chat via Geostationary orbit. It's very slow, but it actually works.

Edoardo kinmami is working on improving the video and audio signal of the Commodore VIC20 computer. The VIC20 Audio Video Booster adapter is placed between the MOS 6560 / 6561 and the motherboard. There are also modification necessary on the motherboard.

You can now watch a new video from the Arctic retro YouTube channel. In this video: The new Kung Fu Flash 2 with REU tested, and compared to the SideKick64.

Artifact Electronics has made a new YouTube video: This time he is adding 32 kB of internal RAM to a Commodore VIC20 computer.

There is new firmware available for the HxC Floppy emulator. The HxC floppy emulator is a replacement of a 3.5 inch disk-drive in for example an Amiga or an Atari ST. In this version improvements for: Writer (png), hxcfe, Disk viewer, DMK, Apple II, GUI, EDE, SCP, FLTK, IMD, SAP, CPC, DSK, EDSK, 86Box 86F, HFE and CPC.

DualJoy is USB-adapter for retro joysticks, developed by Sven Anderson. The adapter is built with a Rapsberry Pi Pico and can connect two D-Sub 9 joysticks, as they were used for example with the Atari 2600 console and the Commodore C64 and Amiga home computers. They will appear as two digital hats/d-pads with only one button.

The SMD2000 Bushfire is a mini-DTX sized edition of the Amiga 2000 computer. The features are: the Agnus, the oscillator, chip RAM and the CPU are on a separate boards, update for the Tick line, EMI filtering, buffered RGB, S-Video, Amiga 500 keyboard port, etc.

KickSmash32 is a Kickstart ROM replacement module for the Amiga 3000 and Amiga 4000 computers, developed by Chris Hooper. The features are: Programming via the Amiga or via USB (Linux), and a configurable bank switching of 8 banks.

You can read a new blog about using the audio from a Commodore C64 computer to connect to a modem. The project is based on an idea from John Iannetta that he had in the 1980s. It uses the SID chip to modulate the data into sound at rates of 300 baud.

AmigaCF is a Compact Flash adapter with activity clicking noises for your Amiga 600 and 1200, developed by autumnhippo. The features are: Easy to mount and use, Audible clicking sounds at disk activity will simulate the read-head noises from a vintage spinning hard drive, Jumper (master / slave) and option for external HDD activity LED.

You can now watch a new video from the GadgetUK164 YouTube channel. In this video, the build the Spitfire 2000, a new Amiga 2000 accelerator created by Jorgan Bilander.