GB-303

$130.00

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gb-303 is a monophonic wavetable-based synthesizer cartridge for the game boy series of consoles compatible with an original cartridge style type. it was developed by furrtek.

features:
  • up to 100 save patterns and 17 songs
  • three high quality potentiometers (can be patched to 6 parameters)
  • additional drum track with 30 presets
  • based on the sound of a real TB-303
  • original 303 parameters: accent, slide, cutoff, resonance
  • LSDJ note or master sync control
  • MIDI control through ArduinoBoy and Nanoloop USB-MIDI
  • 16KB battery-less save space giving 20 songs * 160 patterns, with 100 different patterns
  • gold-plated edge contacts on PCB
  • open format save data
  • reverse pot GBA-SP mode
  • Super Gameboy auto re-tuning
  • Runs on DMG, GBP, GBL, GBC, GBA, GBASP, SGB, SGB2
  • holographic-effect sticker

please find the user manual here.

rev.1 features:
  • identical chipset as original furrtek-released project
rev.2 features:
  • CPLD-based rework of the original concept
  • full ROM and circuitry compatible with original project
  • 16MBit flash ROM
  • 128k SPI EEPROM
  • gold-plated edge connector
  • breakout headers for adapters, expansion, etc
  • since this revision is CPLD-based, this header provides for a lot of expansion potential in the future

description taken from furrtek's website and github page.

includes:
  • assembled/tested PCB, pre-programmed and fully-functional
  • modified shell to house PCB, assembled
  • holographic effect sticker for cartridge shell

project is currently in beta and there is a facebook group if needed, or you just want to follow along. project functions as furrtek released it originally. moving forward will be bug fixing, adding in features (hardware and software), and building a stronger community around the platform.