Dorrough 280-D/E Digital Stereo Meter,Tektronix WVR8200 SD/HD Video Waveform Rasterizer OPT: EYE DPE DAT LOUD WVR 8200,DMG Audio : Products : TrackMeter,DG8SAQ,XDSP28 8-Channel X-Series 15 Band Parametric EQ Digital Signal Processor (DSP) with LCD Display, Built-in Bluetooth and Remote Level Controller