Dr. Scientist Seven Channel Spectrum Analyzer

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Excellent condition! Ships in a Dr.Scientist Atmosphere box along with a 1/8" Stereo  to 1/8" Stereo cable, 2 RCA to Stereo 1/8" cable, 1/4" TRS to Stereo 1/8" adaptor, 2 Mono 1/8" Female to Stereo 1/8" Cable, and 9V Power Supply.

The Dr. Scientist Spectrum Analyzer reads audio information and displays it in seven frequency bands, from 63 Hz to 16 kHz, represented by LEDs. It reads information from any source that can be plugged into it: computer, guitar, synth, cellphone, or it can read the sound around it through a built-in microphone. Musicians hungry for information can see their music in realtime, represented by light.


  • Operation: Audio In, Audio Through, TRS 1/8"
  • Power Requirements:9 VDC @ 250 mA, 2.1 mm plug, center positive
  • Input Impedance:10MΩ tap-off 'looking' at audio signal
  • Knobs: Sets the level of the LED display, adjust so display lights all bars
  • Push-button Switch on back of box: Chooses between Line Level in put or front panel microphone input
  • Trimpots on back of box adjust the display's idle flicker and brightness
small pedals