RetroGameModz has made a video about repairing a PCB. In this video you can see the repair of damaged surface mount solder pads as well as cleaning up corrosion from a leaking electrolytic capacitor.

If you want to convert your Amiga 1200 to a PC you can watch this video. The components inside the A1200 are: Acer V3 751G I7 GT640M 8GB RAM, Blue-Ray, 240GB SSD, 2TB HDD, Keyrah V2, 2x USB 3.0, Retro mouse and a WinUAE Emulator.

The U17 PLAnkton is a replacement for the original PLA in the Commodore C64. This PLA replacement is developed by e5frog and is based on a Xilinx XC9536XL. The U17 PLAnkton is compatible with all C64 computers and it only uses 20 mA of current instead of 100 mA of the original PLA.

Chrisxyz published a series of photos of the Amiga Ranger. The Amiga Ranger was to be the successor of the Amiga 1000. On the photos you can see the Zorro boards and a mock-up of the housing and the disk drives.

Jani released an cartridge that can be used when testing or repairing a Commodore 1541 disk drive. The available programs are: Alignment check, Show BAM, Disk command, Directory, Error scan, Fast format, Head exerciser, Send I0, Reverse knock, Speed check, Performance test, Validate disk and Sector view.

AuSPuFF2 has developed and Amiga RGB to YPrPb component converter. The circuit is based on the "Narmi" design, but this design uses different operational amplifier and both +5 VDC and -5VDC power supplies. The circuit board is designed with SMD components to fit inside a SUB-D connector.

How to make an 23 pin D-SUB connector.

Перезапуск is developing a adapter that makes it possible to use a SID 8580 with a motherboard for a SID 6581. To make this possible the adapter has a 12 to 9 VDC conversion, modifications for the filter capacitors, AD-convertor (POT) and audio output.

k3ys developed an mini 32K RAM expansion that hides in the Commodore VIC20 cartridge port. The RAM expansion is based on the design from Adam Bergström. You can select how much RAM is active, enable or disable the cartridge and make the RAM read-only.

John Carlsen developed an video digital-to-analogue converter for the Commodore 128. This converter works together with the Gonbes GBS-8220 video converter. The video DAC converts the digital RGBI (red, green, blue, and intensity) signals accurately to the analogue levels used inside a genuine Commodore monitor.

Lichtmichel is developing a small series of acrylic housings for the Commodore C64. You can add LED lighting and your own design of ventilation openings. The housing will be laser cut from acrylic and is made for the ASSY 250469 motherboard. But custom designs for other motherboards are possible.

A new Kickstart project wants to produce new A1200 computer housings. The housing will be made with injection molds with a quality plastic (ASA) with anti-UV and will be super resistive. No yellowing anymore. The new housing are prepared for a CF slot, HcX display and video out.

Retro 7-bit has developed the Sum USB adapter for the Amiga 1200. Now they have made an prototype for the Amiga 500, 2000 and 3000. You can watch a YouTube video and learn more about the Sum USB adapter for the A 500/2000/3000.

Chris Adams built a robot in 1982 that looked like a dog and he called it K9. After many years he decided to restore the K9 to its former glory. The K9 is controlled by a Commodore VIC20 with a speech synthesizer. You can read more about the K9 on his blog.

Servant64 is a Open-Source project that makes it possible to use a bidirectional connection between a Commodore 64 (User-port) and a Windows PC (USB). The hardware is based on cost effective and modular hardware.

Individual Computers is developing a new Amiga motherboard. The features are: Form factor: A500 case. Chipset: AGA chips Alice, Lisa and Paula. CPU: A1200-compatible CPU slot. Power supply: 14 - 19 VDC. Video: 15kHz RGB / Indivision AGA MK2. Audio: 3.5mm stereo jack. Keyboard: A500 / A1200. ROMs: 1 MB flash ROM. Floppy Disk: PC disk drive: IO Subsystem: 32-bit, 14MB/s. Mass Storage: 2 CF-cards.

A new core for the MiST is now available. The features are: OCS, ECS and AGA chip-sets, ChipRAM: 0.5MB - 2.0MB, SlowRAM: 0.0MB - 1.5MB, FastRAM: 0.0MB - 24MB, CPU: 68000, 68010 and 68020, Kickstart: 1.2 - 3.1, Floppy disks, Hard disks, PAL / NTSC, Amiga mouse, joysticks, MIDI in/out and USB.

Thomas Lövskog is developing cartridges for the Commodore VIC-20. The GCart Junior is a RAM expansion for the VIC-20. The features are: RAM expansion for Block 1, 2, 3 & 5 and RAM 1, 2 & 3. Memory enable, disable and write protect. RAM at IO#2 and IO#3. 16 MB Flash with super fast loading and a 3D printed casing.

Schema is developing a WiFi cartridge for the Commodore C64. At this moment he has a working prototype that is communicating on 2400 Baud. You can use a standard terminal program for the communication and all the RS-232 signals are supported.

Ilkka Sjöstedt wrote a blog about the C64 Reloaded. The C64 Reloaded is a new C64 motherboard. This motherboard is designed to use the original C64 chipset, but it is manufactured with today’s standards. Extras are: S-video and audio connectors, ROM switcher for Kernal and character set, standard 5 VDC power supply and you can order ZIF sockets for the chips.

For the Amiga A500/A2000 Commodore made an Diagnostic Kit. This system is a very rare and was only used by official Commodore service companies. Patrick from dottyflowers.com has acquired one of this diagnostic kits and has managed to rescue the software for this system using Kryoflux and the ADF workshop.

This snapshot of an smack-a-mole arcade cabinet shows the new input device, the "lighthammer". This new game and input device will be demonstrated (or you can play it yourself) on the Commodore meeting in Maarssen (the Netherlands) on june 20, 2015.

Tommes is printing new parts for Commodore / Amiga computers. A few Examples are: Expansion Slot Cover for the Amiga 1000, Interlock Knobs for the SX-64, Commodore Monitor 1901 cover, F-Keys for C64C, etc.

This is a very comprehensive list of Commodore equipment. The list was started by Jim Brain and is now being maintained by Bo Zimmerman. If you can add information to this list you can send Bo a message.

RetroGameModz has made a video about the audio filter in the A1200. This video is a little troubleshooting guide on how to track down the problem in a case where the audio filter switching doesn't work as it should.

Jani collected information about diagnostic cartridges. You can find manuals, software and schematics for the C-64 Dead Test Kit, C-64 Diagnostic Assembly Kit, C-64 Diagnostic Rev 4.1.0, C-64 Diagnostic, C-128 Diagnostic, C-128 Diagnostic Assembly Kit, C-128 Diagnostic Rev 1.1 & 1.4 and C-128 DCR Integral Diag 1.0.

GLINK-LT is a modern clone of the Commodore VIC-1011A RS232 Userport adapter for Commodore 8-bit computers. The adapter supports 2400 Baud for BASIC and 9600 Baud for Novaterm and Striketerm. A reset button is also provided.

Adrian Kurek has modified his Commodore C64 to work on 12 VDC. This makes it possible to use a battery to power the C64. But this is not the only modification he made, he also added: SD2IEC, Mini LCD screen, Stereo SID with amplifier and speakers and JiffyDOS OS.

Geo Anas developed a monitor for the PLA inside a Commodore 64. This system shows which part of the C64 is selected by the PLA: VIC-II (Red), 6510 I/O (Blue), CharROM (Yellow), Kernal (Green), Basic (Yellow), CasRAM, Game and ExROM (White).

Ozgurbarka created the opening scene from Last Ninja 2 in LEGO. Last Ninja 2 was released by System 3 for the Commodore 64, ZX Spectrum and the Amstrad CPC in 1988. This was one of the most successful games for the Commodore 64 with beautiful game play, stunning detailed graphics and amazing music.

The SD-BOX is a cartridge for the Commodore C64 with an SD card interface. The cartridge has many functions for the disk drive and the Datassette. Recent updates: Manual in English. Improvements for the HEX preview. Error message when copying files and change device or directory. Improvement for the keyboard and joystick.

The SD-BOX MINI cartridge is designed for user that already own a SD2IEC. The features are: View the content of diskettes or the SD card. Copy files from diskette to cassette. Turbo Exos v3, menus and support for the joystick.

Edu Arana made an IECATA interface for the Commodore C64. This interface is based on the IECATA interface developed by Asbjørn Djupdal in 2002. Specifications: ATA hard drives up to 128GB. Supports standard kernel command, PRG, SEQ and sub directories.

The MEGA65 is an open-source version of the C65 computer. The FPGA is programmed by Paul Gardner-Stephen and the system is a complete 8-bit computer running around 50x faster than a C64. The features are: HD output, SD card support, Ethernet and more memory.

Gona updated his web page with technical information about Commodore monitors. This web page has information about: manufacturers, connectors, resolutions, introduction year and application. Recent updates: Commodore 1803, 1432V, 1432D, 1428 and 1428X.

Paul Gardner-Stephen is working on a FPGA version of the Commodore C65. His goal is to make an 8-bit computer for the 21st century. In the last month he has been working on the problems with accessing the SD card and diskette emulation.

Michael started a project to make new keyboard keys for the C64. The new key-caps will be available in a variety of colours. The key-caps can be used on the C64, C64c, VIC20, C16 and some PET / CBM models. If you are interested you can support the project.

Demonstration video of the new keyboard keys for the C64.

Solo761 is working on a WIFI connected joystick. The system has two parts with each an ATMega 8 microcontroller and NR24L01 send and receive module. The receiver uses the power of the computer and the transmitter uses a USB connection for power.

A new company is creating a smartphone with the name Commodore. The smartphone will have the following specifications: Andriod OS, Dual SIM, 5" screen (1080 x 1920), 1.7 GHz Quadcore Cortex A15, 13 MPixel camera. Visit the Commodoresmart web page for more information.

Juan J. Martínez is developing a 8 bit computer with the help of an ATmega328 microcontroller from Atmel. The virtual CPU is an MOS 6502 that was used in the Commodore VIC20, Atari 400, BBC Acorn, Apple II, NES and many more computers. The features are: Composite video 256 x 192 pixels, 32 x 24 characters, PS/2 keyboard support, 64KB memory, integrated 6502 assembler / disassembler and Basic shell.

Fbsarts made a LEGO version of the Commodore Amiga 500 computer. This mini Amiga 500 is in scale, with all the stuff in the right place: keys, disk drive and ports. The 3.5" diskettes are available and you can open the top to check the motherboard.

C64 -LEGO

The Commodore Power Monitor is a device that checks the power supply of your VIC-20, C64, C128 or Plus4. The device gives a warning if the voltages from the external power supply are significantly out of range or contains a problematic ripple voltage.

Jani made an tutorial about building a cartridge for the Commodore C128. The C128 cartridge functionality is different than in the C64. The maximum size is 32K and it is possible to use an internal socket in addition to the cartridge port. A schematic for the cartridge is available.

Paul Gardner-Stephen is working on a FPGA version of the Commodore C65. His goal is to make an 8-bit computer for the 21st century. In the last month he has been working on the problems with the use of DDR memory.

LogicDeLuxe combined Dolphin DOS and JiffyDOS to make a more user friendly combination of the two disk drive systems. You will now get all features of the Dolphin DOS kernal in combination with the JiffyDOS IEC bus speed routines.

Tomasz Nowak is developing a RS232 interface for the Commodore C64. The device will be connected to the user-port and the theoretical maximum speed will be 230400 bit/s. The device already supports the XModem protocol and Tomasz is working on support for RS485.

Jan Derogee has released a new version of the Cassiopei firmware. The changes are: A file filter so that a VIC-20 only sees files for the VIC-20. It is now possible to adapt the Cassiopei to a computer model without using the Cassiopei manager. And the manual has been updated.

A video with the new possibilities of the Cassiopei.

This USB adapter makes it possible to use USB HID devices on your Amiga. The Ryś MK II has been equipped with 3 modes of emulation: one for a mouse, one for a joystick and the last one for a pad. The mouse emulation has now 3 speed options. And the Ryś comes also with "Bootloader" function for future firmware upgrades. On the web page is a list of tested devices available.

Jorge Castillo developed the HR2 voice synthesizer for Commodore computers in the year 2011. Last year he developed the HR4 with better audio quality and a 1-channel noise and music generator. He is now developing the HR5 synthesizer, using a PIC 16F886.

More videos from Jorge with the voice synthesizer.

Dallas Moore did an incredible find at an old warehouse. He found the original production mouldings for the housing for the Commodore C64c at a business liquidation sale. He bought the steel mouldings, weighing about 5000 pounds, and he wants to use them to produce new plastic cases for the Commodore C64c.

Stefan Egger from the Computer Collection Vienna has added an Commodore Amiga 1000 Development System to his collection. The Amiga 1000 is from early 1985 and is a little bit different from the later production models. The Amiga has only 128k RAM, and the chips have different names or codes. Stefan has made many high resolution photos of this special Amiga 1000.