DB Systems has used equipment for sale from time to time.  All items are refurbished and tested to new specifications and come with factory warranty.

As of 15Fe07 the following are available:

 2-DB-6 Mono amplifiers 400 each, upgrades available
DB-1B Preamp 500 up
DB-4B Pre-Preamp 150
DB-5 Tone Control 400
DB-2A power supply 125