Lundy Electronics 8 BIOS Selector kit
Posted: Mon Dec 22, 2025 6:57 pm
One BIOS selector to rule them all! Lundy Electronics has officially released the ColecoVision and ADAM 8 BIOS Selector.
The Lundy Electronics ColecoVision and ADAM 8 BIOS Selector kit replaces the factory BIOS chip and is the first BIOS mod offering all eight known BIOS images in one adapter without the need for case mounted switches or physical jumpers on the adapter PCB. This kit requires no modifications to the case or requires opening the case to select a different BIOS image after installation. You simply press a momentary button hidden out of view and accessed by opening the cartridge slot cover.
What’s Included:
- Populated 8 BIOS Adapter PCB
- ColecoVision or ADAM Selector PCB (option selected at time of purchase)
- BIOS PROM
- 24-pin DIP socket (option selected at time of purchase)
Installation guide can be found here for more information.
https://lundyelectronics.com/shared-files/1877
https://lundyelectronics.com/product/co ... -adam-bios
The Lundy Electronics ColecoVision and ADAM 8 BIOS Selector kit replaces the factory BIOS chip and is the first BIOS mod offering all eight known BIOS images in one adapter without the need for case mounted switches or physical jumpers on the adapter PCB. This kit requires no modifications to the case or requires opening the case to select a different BIOS image after installation. You simply press a momentary button hidden out of view and accessed by opening the cartridge slot cover.
What’s Included:
- Populated 8 BIOS Adapter PCB
- ColecoVision or ADAM Selector PCB (option selected at time of purchase)
- BIOS PROM
- 24-pin DIP socket (option selected at time of purchase)
Installation guide can be found here for more information.
https://lundyelectronics.com/shared-files/1877
https://lundyelectronics.com/product/co ... -adam-bios