Beat Gems is a big beautiful book of drum machines.

Bjooks has published several coffee-table books exploring musical instrument design, the history of Roland, the world of guitar pedals, and more. Its latest covers the evolution of drum machines from 1959’s Wurlitzer Side Man to modern oddities from Erica Synths. There’s only two days left to back it on Kickstarter, though. Posts from this author will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. Posts from this topic will be added to your daily email digest and your homepage feed. A free daily digest of the news that matters most. The Verge is a part of PMX Global, LLC, a subsidiary of Penske Media Corporation. © 2026 VM Publishing, LLC. All rights reserved. Sign in to see your notifications or create an account to join the conversation.