My old laser’s controller died, so I ordered a new one. This is a RDC8445S, as the 6445 was not available at a decent price at the time. While waiting for the new controller to be delivered I worked on another machine with a 6445. I tried the Lightburn bridge and found it very easy to work with, no …

Lightburn bridge and RDC8445s

LightBurn Hardware Compatibility LightBurn Bridge

thelmuth (Tim Helmuth) April 13, 2026, 10:38am 2

From what I understand, the current releases of Lightburn are not compatible with the 8445 controller. The upcoming 2.1 release is suppose to be functional with it. Try the 2.1 release candidate.