Pipe Organ Tuning, Maintenance, and Restoration


A collection of projects we've undertaken, from total renovation to smaller service projects. Find us on Facebook to see more photos of our work.

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© 2018 by Dieffenbach Pipe Organs, LLC, dba Emery Brothers.

505 East Emmaus Avenue, Allentown, PA 18103


Employee Tools

Princeton Swell Engines

Installation of three new 60-stage Laukhuff shade drivers to operate swell shades at Princeton University Chapel. Two in Swell division, one in Solo. Completed 2016.