![Vintage DBX 500 subharmonic synthesizer original Disco Boom box (Made in USA) Photo #3201539 - Aussie Audio Mart Vintage DBX 500 subharmonic synthesizer original Disco Boom box (Made in USA) Photo #3201539 - Aussie Audio Mart](https://img.canuckaudiomart.com/uploads/large/3201538-d528fcae-vintage-dbx-500-subharmonic-synthesizer-original-disco-boom-box.jpg)
Vintage DBX 500 subharmonic synthesizer original Disco Boom box (Made in USA) Photo #3201539 - Aussie Audio Mart
Byrd Sells on Instagram: "1970's DBX 500 Disco Boom Box Subharmonic Synthesizer Great condition Stereo I/O with seperate LF amp outputs Recapped, cleaned, op-amps replaced, and power supply upgraded $500 obo +
dbx 3 Band Dynamic Range Expander, Boom Box Sub Harmonic Synthesizer, and 3BX-R Remote Control | EBTH
![Vintage DBX 500 subharmonic synthesizer original Disco Boom box (Made in USA) Photo #3201539 - Aussie Audio Mart Vintage DBX 500 subharmonic synthesizer original Disco Boom box (Made in USA) Photo #3201539 - Aussie Audio Mart](https://img.canuckaudiomart.com/uploads/large/3201539-vintage-dbx-500-subharmonic-synthesizer-original-disco-boom-box.jpg)