Sony MZ-R70 Mini-Disc Recorder

  Sony ECM-717 Uni-directional Stereo Microphone

  Sound Professionals Premium Slimline Battery Module and Bass Filter with Adjustable Bass Roll-Off (usually set to 160 Hz Roll-Off)

  TDK MD-SG Gold Disc Recordable Mini-Discs

What the Mini-Discs from above look like on the inside

Verbatim CD-R's

  Digital CD Recording Studio 2 Professional Edition by Macmillan Software (non-professional edition shown)

  Adaptec Easy CD Creator (version 4 deluxe shown while I use version 3.5)

  Microsoft Sound Recorder (actual program shown)