DOD R-855 4-Channel Rack Mount Mixer Preamp Tested XLR TRS. CP

DOD R-855 4-Channel Rack Mount Mixer Preamp Tested Working XLR TRS

DOD R-855 4-Channel Rack Mount Mixer Preamp

DOD R-855, 4 Channel Stereo Preamp Mixer, Vintage Rack POWERS ON UNTESTED

DOD R231 QX Dual 31 Band EQ Rack Mount Graphic Equalizer Stereo 2 Channel Works

DOD SR 830 Q Dual 15 Band 2 Channel Stereo EQ Graphic Equalizer Processor

DOD R-835 Stereo Crossover

Presonus Bluetube 2 Channel , Stereo Tube Preamp, Original, USED IN HOME STUDIO