There are some used speakers for sale at the classified ads at http://www.palominorecords.com/classified.htm

There is some used equipment for sale at http://www.dmerrill.com/sdcads.html

The primary vendors for new square dance sound equipment are:

1. Hilton Audio Products, Inc.
   1033-E Shary Circle
   Concord, CA 94518
   Web site: http://www.hiltonaudio.com/
   Phone: 925-682-8390
   Fax: 925-682-8497
   E-mail: HiltonAud@aol.com
2. Supreme Audio, Inc.
   P.O. Box 50,
   Marlborough, New Hampshire 03455
   Web site: http://www.supremeaudio.com/
   Phone: 800-445-7398 or 603-876-3636
   Fax: 800-346-4867 or 603-876-4001
   E-mail: Supreme@SupremeAudio.com