This Phonetic Major System download is related to the blog post: Memorizing big numbers, and is used to master the skill.
Download format: Google Sheet.
This is an experimental version, developed in my spare time, which has not been tested thoroughly enough yet. But if you're curious and want to test it and give feedback, please do, it is very much appreciated.
The original Phonetic Major System for download is in readonly mode. To edit or use interactive features, make your own copy and save it to your Google Drive.
Please don't send editor requests, related to the original sheet, it will be ignored.