3-Bit Computational Graphics System

Inspired by the legacy of early computer graphics generation, Fortress is a low bit depth video pattern generator and colorizer module. Fortress embraces the 3-bit patching workflow standardized by the LZX Castle DIY module series. A complete voice for your video synthesizer, Fortress includes 3 oscillators and 3 lo-fi ADC channels feeding a complex logic core with many operational modules. Selectable programs include Weaver, Arithmetic, Random, Shift Register and Posterize. Selectable output palettes include RGB, CGA high intensity 1 and 2, and other gradients.

https://lzxindustries.net/products/fortress