RETRO Innovations: New Products

JiffyDOS C64 Ultimate ROM Overlay Image Pro Pack

Mon, 29 Dec 2025 00:21:27 +0000

Are you the proud owner of a Commodore 64 Ultimate? If so, (or if you just want a deal on a set of ROMs), here's the full set of JiffyDOS ROMs for your C64 Ultimate:

1 x C64 JiffyDOS
1 x 1541 JiffyDOS
1 x 1571 JiffyDOS
1 x 1581 JiffyDOS

If y..

Price: $29.00

JiffyDOS C64 Ultimate ROM Overlay Image Standard Pack

Mon, 29 Dec 2025 00:18:00 +0000

Are you the proud owner of a Commodore 64 Ultimate? If so, (or if you just want a deal on a set of ROMs), here's the standard set of JiffyDOS ROMs for your C64 Ultimate:

1 x C64 JiffyDOS
1 x 1541 JiffyDOS

If you'd like the larger set that includes 1571 and 15..

Price: $15.00

Hitachi HD63C09EP

Tue, 31 Oct 2023 00:43:14 +0000

Does your Tandy Color Computer or Dragon Data Dragon system need a bit more CPU oomph! If so, pop out that stock Motorola 6809 and pop in this Hitachi upgrade. These are 'C' (3.0/3.5MHz) marked CPUs, in case your system gets a clock speed update at some point.

No..

Price: $10.00

JiffyDOS MSD SD-1/SD-2 DOS ROM Overlay Image

Wed, 11 May 2022 15:05:40 +0000

JiffyDOS is a Disk Operating System (DOS) enhancement which gives your C-64 or C-128 the disk access speed it has always needed. A chip-for-chip replacement for the Kernal ROM in your computer and the DOS ROM in your disk drive(s), JiffyDOS achieves levels of performance and compatibility unmat..
Price: $8.00

TI HexBus - DockBus Converter

Sun, 30 May 2021 19:42:30 +0000

For those who own a Texas Instruments Compact Computer 40 (CC-40) or a CC-40 peripheral which uses the TI HexBus 4 bit communications protocol but want to use the device with a TI-74 BasiCalc unit or peripherals, which use an electrically compatible but physically distinct configuration called ..
Price: $1.00

CMD HDD Boot ROM 2.80 Binary Image

Sat, 07 Nov 2020 15:58:23 +0000

If you need a downloadable CMD HD DOS 2.80 ROM IC image, look no further.
Price: $8.00

General Instruments AY-3-8910 Audio IC

Tue, 03 Nov 2020 22:22:13 +0000

Stock up on the venerable General Instruments AY-3-8910 40 pin 3 channel audio generation IC. These units are low parts count (1 1K resistor to ground on the output stage is all that is needed for a pre-amp output) and were very commonly utilized in 70's and 80's era audio devices (sound ..
Price: $2.00

Philharmonic-12

Tue, 13 Oct 2020 01:50:23 +0000

Given the dearth of sound options available for the TANDY Color Computer 1,2, and 3 and the Dragon Data Dragon 32 and 64 computing systems, those handy with a soldering iron might be interested in securing a reproduction of the Speech Systems Symphony-12 12 voice AY-3-8910-based sound card for ..
Price: $6.00

MasC=uerade

Sat, 10 Oct 2020 17:24:01 +0000

MasC=uerade rewires various VIC-20 cartridge port signals to match those on the Commodore 64 cartridge port. For simpler I/O based C64 cartridges, this adapter might enable those devices to function on the VIC. The device allows ROML and ROMH of the C64 cartridge to be mapped to eit..
Price: $11.00

EasyFlash 3 Decal

Wed, 30 Sep 2020 23:49:03 +0000

These multi-colored "bubble_ stickers can add some more flair to your EasyFlash 3 cartridge case!
Price: $3.00