Use the power of DMA to increase your Commodore 64, 64C, SX64, 128, or 128D's memory capacity to 16 megabytes!

Compatible with any application that requires or runs more efficiently with a Commodore 1700, 1750, or 1764 RAM Expansion Unit (REU), REU Grande bests the origi..

Price: $75.00

These multi-colored "bubble_ stickers can add some more flair to your EasyFlash 3 cartridge case!

Price: $3.00

Do you ever wish you could revel in the amazing design aesthetic of your Commodore VIC-20 cartridge printed circuit board, but lament that it is hidden behind some opaque plastic cartridge case?  Or, perhaps you desire more "blinkenlights" on that often enjoyed game or utility, but have no..

Price: $6.00

Designed by Christian Forstreuter, this board adapts a 6567 (and perhaps a 6569) to the 6566 socket in the Commodore MAX Machine.  RETRO Innovations created a compact PCB layout for folks to build the adapter.

Notes

• Unlike other products in the store..

  Price: $2.50

  ]]>

  Designed by Christian Forstreuter, this board adapts a 6567 (and perhaps a 6569) to the 6566 socket in the Commodore MAX Machine.  RETRO Innovations created a compact PCB layout for folks to build the adapter.

  Notes

  • Unlike other products in the store..

    Price: $2.50

    ]]> Designed by Christian Forstreuter, this board adapts a 6567 (and perhaps a 6569) to the 6566 socket in the Commodore MAX Machine.  RETRO Innovations created a compact PCB layout for folks to build the adapter.

    Notes

    • Unlike other products in the store..]]> https://store.go4retro.com/superpet-os-9-mmu/ Sun, 08 Feb 2015 22:55:54 +0000 https://store.go4retro.com/superpet-os-9-mmu/

      In the 1980’s, after Commodore introduced the University of Waterloo-influenced SuperPET, the Toronto PET User’s Group (TPUG) decided to see if the machine could be extended to support Microware Corporation’s OS/9 real time operating system.  Heavily used in the embedded ..

      Price: $27.00

      ]]>

      In the 1980’s, after Commodore introduced the University of Waterloo-influenced SuperPET, the Toronto PET User’s Group (TPUG) decided to see if the machine could be extended to support Microware Corporation’s OS/9 real time operating system.  Heavily used in the embedded ..

      Price: $27.00

      ]]> In the 1980’s, after Commodore introduced the University of Waterloo-influenced SuperPET, the Toronto PET User’s Group (TPUG) decided to see if the machine could be extended to support Microware Corporation’s OS/9 real time operating system.  Heavily used in the embedded ..]]> https://store.go4retro.com/c64-sx64-c128-c128d-cartridge-enclosure/ Sat, 06 Dec 2014 16:05:28 +0000 https://store.go4retro.com/c64-sx64-c128-c128d-cartridge-enclosure/

      Is it time to upgrade your regular Commodore cartridge enclosures to colors other than black?  Or, did you buy or build a great new cartridge and now need to make it look professional or just want to ensure safety?  If so, look no further.  We have translucent red and clear cartr..

      Price: $6.00

      ]]>

      Is it time to upgrade your regular Commodore cartridge enclosures to colors other than black?  Or, did you buy or build a great new cartridge and now need to make it look professional or just want to ensure safety?  If so, look no further.  We have translucent red and clear cartr..

      Price: $6.00

      ]]> Is it time to upgrade your regular Commodore cartridge enclosures to colors other than black?  Or, did you buy or build a great new cartridge and now need to make it look professional or just want to ensure safety?  If so, look no further.  We have translucent red and clear cartr..]]> https://store.go4retro.com/commodore/easyflash-cartridge-case/ Fri, 18 Apr 2014 19:54:08 +0000 https://store.go4retro.com/commodore/easyflash-cartridge-case/

      Do you wish to protect your EasyFlash 3 PCB from shorts and dust?  If so, pick up onie of these cases, pre-milled for the EasyFlash 3 switches and USB port.

      Price: $7.00

      ]]>

      Do you wish to protect your EasyFlash 3 PCB from shorts and dust?  If so, pick up onie of these cases, pre-milled for the EasyFlash 3 switches and USB port.

      Price: $7.00

      ]]> Do you wish to protect your EasyFlash 3 PCB from shorts and dust?  If so, pick up onie of these cases, pre-milled for the EasyFlash 3 switches and USB port.
      ]]> https://store.go4retro.com/23128-adapter/ Fri, 18 Apr 2014 18:58:18 +0000 https://store.go4retro.com/23128-adapter/

      Perfect for the do-it-yourself vintage system enthusiast, the 23128 Adapter converts JEDEC standard 32 pin EPROM, EEPROM, or FLASH ROMs to a 23128/23256/2764-27512 socket. The optional 6 highest address lines are available via pads complete with provision for pullup resistors (10K).

      &nb..

      Price: $1.50

      ]]>

      Perfect for the do-it-yourself vintage system enthusiast, the 23128 Adapter converts JEDEC standard 32 pin EPROM, EEPROM, or FLASH ROMs to a 23128/23256/2764-27512 socket. The optional 6 highest address lines are available via pads complete with provision for pullup resistors (10K).

      &nb..

      Price: $1.50

      ]]> Perfect for the do-it-yourself vintage system enthusiast, the 23128 Adapter converts JEDEC standard 32 pin EPROM, EEPROM, or FLASH ROMs to a 23128/23256/2764-27512 socket. The optional 6 highest address lines are available via pads complete with provision for pullup resistors (10K).

      &nb..]]> https://store.go4retro.com/ieee-cable-adapter/ Wed, 11 Dec 2013 23:47:51 +0000 https://store.go4retro.com/ieee-cable-adapter/

      We can't say for certain, but we theorize that, to save money on an already expensive Commodore PET computing system, designers skipped utilizing a standard IEEE-4888 on the back of the machine for disk drive attachment.  Instead, they used a money saving 12/24 .156" edge connector, which ..

      Price: $10.00

      ]]>

      We can't say for certain, but we theorize that, to save money on an already expensive Commodore PET computing system, designers skipped utilizing a standard IEEE-4888 on the back of the machine for disk drive attachment.  Instead, they used a money saving 12/24 .156" edge connector, which ..

      Price: $10.00

      ]]> We can't say for certain, but we theorize that, to save money on an already expensive Commodore PET computing system, designers skipped utilizing a standard IEEE-4888 on the back of the machine for disk drive attachment.  Instead, they used a money saving 12/24 .156" edge connector, which ..]]>