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Beonos Turntable Bridge Kit
from $39.00
A tiny ESP32-powered add-in board that makes a vintage Bang & Olufsen Beogram turntable controllable over wi-fi.
Add-ons
Total
DIY kit
$39.00
* banana not included
Description
Beonos is a tiny ESP32-powered add-in board that makes a vintage Bang & Olufsen Beogram turntable controllable over wi-fi.
- Play, Pause, and Stop remotely, from Home Assistant, Sonos, or your own custom integration.
- See current status, the device reports whether the turntable is playing, paused, or not spinning.
The ESPHome firmware for Beonos has built-in support for Sonos speakers with line-in. Press Play on the speaker or in the Sonos app to play (or pause) the turntable. Press Play on the turntable to automatically switch to line-in input on the Sonos.
Beonos hardware design and software are both free and open-source. Buying from Wells Workshop supports the original creator (me!) and continued development of this and other projects.
Configurations
- DIY kit — the board with everything soldered except the XIAO ESP32-C6 and the buck module (both optional add-ons, but not otherwise included).
- DIY kit, pre-soldered — the same kit with the board already built, XIAO and buck module included. Wire it into the turntable and switch it on.
What’s inside
- 1× Beonos PCB
- The pre-soldered kit comes with the latest firmware pre-installed. The DIY kit flashes over USB-C via ESPHome or your tool of choice.
- Installation guide (written and video)
Requirements
- A compatable Bang & Olufsen turntable:
- Beogram RX
- Beogram RX2
- Beogram 1800
- Beogram 2000
- Beogram 5000
- 2.4GHz Wi-Fi
- [Optional] Home Assistant (for custom integrations, actions, automations)
- [Optional] Sonos system with Line-in (for built-in Sonos control)
Hardware and software are licensed under Creative Commons Attribution-NonCommercial-ShareAlike 4.0
Note: while 3D renders are meticulously rendered to give you a realistic sense of what each product looks like, they're not 100% perfect. Some variation or inconsistencies may exist that have little to no impact on aesthetics or functionality, unless otherwise noted. If you have questions or concerns, please ask before purchasing. Thank you!
Specifications
Physical
- Dimensions
- 25 × 9 × 66 mm
- Dimensions
- 25 × 6 × 66 mm
Board
- Layers
- 2
- Thickness
- 1.6 mm FR4
- Bare PCB size
- 25 × 64 mm
- Finish
- HASL, lead-free
Key components
- Module
- Seeed XIAO ESP32-C6
- Power stage
- MP1584EN buck converter (off-board, on flying leads)
- Isolation
- 2× LTV-356T optocouplers (Play/Pause and Cue lines)
- Turntable connector
- 1×8, 2.54 mm pitch, in-line splice into the button cable
Power
- Input
- 12 V from the turntable's own button-cable rail, stepped down to 5 V
- First flash
- USB-C (updates over the air after that)
Connectivity
- Wireless
- 2.4 GHz Wi-Fi
Software & compatibility
- Firmware
- ESPHome, updates over the air
- Integrations
- Home Assistant, Sonos (line-in)
In the box
- Includes
- PCB (XIAO and buck module not included)
- Includes
- pre-soldered PCB with XIAO and buck module fitted
- Includes
- installation guide (written and video)
Instructions
Build instructions live in the project's repository, alongside the hardware source and firmware.
Software & updates
Firmware and software updates are published as releases in the project's repository.
Releases on GitHubAdd-ons