DBX 2231 Graphic Equalizer/Limiter with Type III™

dbx 1231 Dual Channel 31-Band Analog Graphic Equalizer

dbx 223xs Crossover Stereo 2 Channel/Mono 3 Way Crossover work - For parts only

Inward Connections Vac Rac 4000 6x TEQ-1 Tube EQ Equalizer 2x TLM-1 Tube Limiter

dbx 2031 Graphic Equalizer/Limited with Type III | TESTED POWERS ON

DBX 2231 2-CH 31-Band Equalizer / Limiter with TYPE III NR Rack Mount

Behringer Ultragraph Pro FBQ3102 31-Band Stereo Graphic Equalizer

dbx 2031 Equalizer / Limiter with Type III Noise Reduction – Rackmount - #E