Pineapple Zero

 The very first prototype of Pineapple Zero (2013).

The very first prototype of Pineapple Zero (2013).

Pineapple Zero extends MIDI cabling to more than 10m. The very first prototype (photo) just repeated MIDI signal from MIDI IN to MIDI OUT. The current version (Rev. 1.2) uses RS-422 driver and it can extend MIDI signal to about 1,000m in an ideal condition.

 Schematic of Pineapple Zero (prerelease version)

Schematic of Pineapple Zero (prerelease version)

 Panel layout for  Takachi’s MXA2-8-12 .

Panel layout for Takachi’s MXA2-8-12.

 Panel layout for  Takachi’s MXA2-8-12 .

Panel layout for Takachi’s MXA2-8-12.

 Logic board of Pineapple Zero 1.0.0-RELEASE.

Logic board of Pineapple Zero 1.0.0-RELEASE.

Current: Rev. 1.2.0 Release branch (preparing the official release)

Stable: Rev. 1.0.0-RELEASE. (Internal MIDI connector is deprecate by Rev. 1.2.0.)