If anybody is having difficulty with their Makerbot Replicator printer doing a lot of "air printing", they may want to check out this upgrade.

Attachment 195522

It is shown on a Replicator 2 but is available for Replicator 1 Dual and Replicator 2X as well.

You can read all about the development here:
https://groups.google.com/forum/#!to...ot/m2X36BIqEWE