TRS-80 Model 4D FreHD Autoboot ROM (U4/2764) 3d-parts (Created by George Hines (mrthreeplates

(Created by George Hines (mrthreeplates on Github)

HT93LC46 (8BIT)

(Only 1 chip sent per unit ordered

Only one chip and wires is included with each order

Upgrade your TRS-80 Model I's video output

TRS-80 Model 4D FreHD Autoboot ROM (U4/2764) 3d-parts (Created by George Hines (mrthreeplatesThis EPROM is required if you're interested in being able to boot your FreHD automatically when starting the machine. It is supplied on a 2764 EPROM which requires soldering wires to various points on your TRS 80 motherboard. There are no trace cuts, only soldering. If you need to reverse it out, just remove the chip and clip the wires. Only one chip, wires and instructions is included with each order. (We are charging only for the EPROM (nationally