Revision History

P38V5_2:

Sent to Kickstarter Backers and Amazon in July of 2025. No known issues. Mounting hole on bottom right of board front will likely be moved or removed in future versions to allow a VIn pin below WP3 to facilitate testing during manufacturing and to allow a single connection location for all signals required to generate sound.

Certified Open Source Hardware by the Open Source Hardware Association on July 2, 2025, registration number US002750.

P38V5_1:

Internal development release.